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...real-time data • Workflow automation and API integrations • User authentication and access control You own: Architecture, tech stack, deployment, infrastructure, everything technical We own: Customer relationships, business requirements, design direction Tech Stack Use what you know best: • Frontend: React, Vue, Angular - your choice • Backend: Node.js, Python, Ruby - your choice • Database: PostgreSQL, MySQL - your choice • Hosting: AWS, Azure, Railway, Render - you decide and set up Requirements: • Must integrate with AI APIs (Claude, GPT, Ollama, or similar) • Must handle file uploads and processing • Must deploy securely with proper authentication • Must be maintainable long-term If you use different stack than list...

...analytics (visitors, chats, response time) Email notifications SaaS & Business Requirements Subscription plans (monthly / yearly) Payment integration (Stripe or similar) Free trial option Admin super-dashboard (manage users, plans, usage) Scalable architecture (cloud-ready) Tech Stack (Open to Suggestions) Frontend: React / Vue / Backend: Node.js / Python / Laravel Database: PostgreSQL / MongoDB Real-time: WebSockets Hosting: AWS / DigitalOcean / similar Deliverables Fully working SaaS MVP Clean, documented code Deployment guidance Ability to scale and add features later Please Include in Your Reply Your experience with SaaS or chat applications Similar projects you’ve worked on (links/screenshots) Suggested tech stack Estimated timeline Rough c...

...before tip-off. For each run, capture Teams and scores, all published lineups and odds, plus the Q1 Total, full Quarter and Half statistics as soon as they appear. The goal is to analyse how the line and odds move between the first and second snapshot, feeding a broader betting-strategy model, so accuracy and time-stamping are essential. Store everything in a structured database of your choice (PostgreSQL or MySQL are fine). The tables must let me query: • first-pull values • second-pull values • calculated deltas between the two Please build in a simple scheduler or CLI flag so I can trigger each scrape automatically via cron. Bet365 is heavily scripted, so headless-browser handling (Selenium, Playwright, or Puppeteer) plus proxy/anti-bot measures may be r...

...features end-to-end (UI, APIs, database changes) * Fix bugs, optimize performance, and improve reliability * Write clear, maintainable code with solid testing practices * Collaborate on technical decisions and suggest practical solutions Requirements * Strong hands-on experience with and Laravel * Experience building and consuming REST APIs * Solid SQL/database skills (MySQL or PostgreSQL) * Comfortable working in Git-based workflows and code reviews * Strong communication and ability to work independently Nice to have * Experience with authentication (e.g., Laravel Sanctum, NextAuth) * CI/CD and deployment experience (VPS or containerized environments) * Familiarity with performance tuning and security best practices If you’re a pragmatic builder who can maintain a pro...

I am developing an end-to-end platform that pulls live claim-related data from Revit models, runs it ...visible next to the claim. 3. The “Export Proof” button downloads a JSON file containing the full claim history and Merkle proof that verifies against the ledger hash. 4. Unit tests cover at least 80 % of the smart-contract logic and rules engine functions. Tech stack preferences • Revit API, .NET or Python for the BIM connector • Node.js, Go, or Python for the API and chaincode • PostgreSQL (or similar) for off-chain analytics • React or Vue for the dashboard If you have hands-on experience linking Revit to Hyperledger and translating FIDIC into executable logic, I’d like to see a short outline of your proposed architecture and ...

...js front end with a Node.js back end and shipping a functional MVP within a month. I already know I want React for the client interface, so the build should follow best-practice component architecture, modern hooks, and a clean, responsive layout. On the server side, Node.js (Express preferred) will power a RESTful API, handle authentication, and connect to a persistent data store—MongoDB or PostgreSQL, whichever you feel best suits the use case. To keep expectations crystal clear, here are the concrete deliverables: • Git repo initialized with meaningful commits, README, and .env sample • React UI coded, styled, and wired to the API (state management via hooks or Redux) • Node.js API with routing, validation, testing, and error handling • Seamle...

...support) Subscription management, upgrades, cancellations, and billing must be fully automated. Security & Compliance Requirements: Bank-level encryption (AES-256) GDPR-compliant data handling Secure authentication & authorization Role-based access control Scalable cloud infrastructure Preferred Tech Stack (Flexible): Frontend: React / Vue / Backend: Node.js / Laravel / Python Database: PostgreSQL / MySQL AI Integration: OpenAI or equivalent NLP models Hosting: AWS / GCP / DigitalOcean APIs: RESTful & scalable architecture Ideal Freelancer / Team: Proven experience with AI-driven platforms or SaaS products Strong UI/UX design skills for premium, professional interfaces Experience with ATS systems, job platforms, or HR tech (big plus) Ability to deliver clean, well...

I run a React + Node.js web application backed by PostgreSQL and Prisma, and I’m looking for a junior full-stack developer who is comfortable working in Arabic to help me ship a series of small but important enhancements. (Put your price for: Duration: 15 Hours in one week) The immediate priorities are: • Building an interactive dashboard that consumes our existing REST endpoints and presents data in a clean, responsive layout. • Refining the overall user experience—tidying up flows, polishing micro-interactions, and ensuring consistent design language. • Extending both the frontend and backend as needed: new UI components in React, new routes/controllers in Node.js, and the corresponding Prisma queries for PostgreSQL. On the frontend you&rs...

Odoo Developer Job Description We are looking for a skilled Odoo Developer to support and enhance our existing Odoo environment. The main focus will be on website enhancements, Stripe payment gateway integration, and devel...training and knowledge transfer to internal team members Required Qualifications Proven hands-on experience in Odoo development and implementation Strong understanding of Odoo architecture, modules, and workflows Proficiency in Python, JavaScript, and XML Experience with API integrations and third-party services Familiarity with payment gateway integration, preferably Stripe Basic knowledge of PostgreSQL database management Ability to work independently and meet deadlines Previous experience with training or LMS-related systems Experience developing custom Od...

...individual customer DGR sheets as separate attachments; the body should recap the overall allocation, while each attachment should show the customer’s own figures. • Retain every day’s data so that, at month-end, I can run a one-click reconciliation against the SLDC meter download and export the results for finance. Tech stack is up to you, yet it must remain readily maintainable—Python/Pandas + PostgreSQL + React or a comparable combo is fine. What matters is that the system eliminates our current manual steps, delivers 200× faster processing, and protects monthly revenue through error-free tracking. Acceptance will be based on: 1. Successful automatic import and validation of a sample QCA schedule. 2. Immediate discrepancy alert when a delib...

...day: filling forms, scraping targeted fields, and kicking off routine browser actions such as page refreshes or button clicks once certain conditions are met. The add-on must connect cleanly to three parts of our internal stack: • our CRM system (REST APIs already documented) • the project-management tool we use (webhook support available) • a central database for long-term storage (PostgreSQL) Please build with the standard WebExtension/Manifest V3 approach so we can maintain a single codebase. JavaScript or TypeScript is fine, as long as the source is well-commented. Security matters—no hard-coded credentials; use OAuth tokens or environment variables passed from the host page. Deliverables • Signed .crx and .xpi packages ready to inst...

I have an existing web application built using React.js (frontend), Node.js (backend), and PostgreSQL (database), and I am looking for a highly experienced expert who can both thoroughly manually test and actively fix/repair the entire application end-to-end. This is not a testing-only role—the developer must identify and correct all issues in the codebase (frontend and backend). The scope includes detailed manual testing of all modules, user flows, validations, APIs, and edge cases; fixing all discovered bugs and errors; resolving console, runtime, and server-side issues; improving UI/UX where required; and making the complete UI fully responsive across mobile, tablet, and desktop devices using modern responsive design practices. The work must result in a stable, production-r...

...Potential for maintenance retainer. Key Requirements: - 4+ years with Strapi (v3/v4/v5) and Node.js/Nest.js. - Proven track record fixing Strapi Node API problems: APIs sync with latest version, 404s on routes, permissions/drafts misconfigs, middleware async issues, N+1 queries. - Deep knowledge of Strapi controllers, services, lifecycles, custom plugins, and error handling. - Database optimization (PostgreSQL/MongoDB), caching (ISR, Redis), and deployment (Docker/AWS). - Git proficiency; React frontend integration experience a plus (our stack). - Ability to review code/logs quickly and provide fixes/tests. Major Issues to Address: - Node API errors (share specifics post-shortlist: e.g., 404s, auth failures, slow queries, Internal server errors). - Performance tuning (e.g., pop...

...Architects/Analysts - Degree or Master’s in Computer Security, Data Science, or Computer Science - Expertise in implementing Digital Public Infrastructure (DPI) approaches 4. Cybersecurity and Data Security Expert - Degree or Master’s in Cybersecurity or IT Governance - 10 years of experience with CSIRT/SOC, PKI, IAM 5. Data Management Expert - 5+ years of experience with large databases (Oracle, MS SQL, PostgreSQL) and data visualization platforms 6. Artificial Intelligence Expert - Master’s degree in Computer Science with specialization in AI - 5 years of experience designing and deploying AI solutions 7. Data Hosting and Cloud Expert - 10 years of experience designing data hosting and cloud solutions 8. IT Legal Expert - Master’s degree in ICT law ...

...multilingual interface (English, Hindi, Kannada) • Implement role-based access control • Improve SEO visibility and content discoverability • Enable structured content workflows and approvals • Deliver a scalable and future-ready architecture --------------------------------------------------- Technology Stack CMS / API: • Headless Drupal 10.x • PHP 8.x Frontend: • (React, SSR / SSG) Database: • PostgreSQL (preferred) or MySQL Hosting: • Linux server (SSL enabled, client provisioned) Caching (Recommended): • Redis / Varnish --------------------------------------------------- Scope of Work 1. Discovery & Planning • Requirement gathering and stakeholder inputs • Content audit and migration planning • GIGW complia...

... QR code scan → rating page (stars or emojis) Conditional redirect logic Private feedback form Thank-you page Admin Dashboard: Secure login Add/manage businesses Store Google review links Generate & download QR codes View feedback & basic analytics (scans, ratings) Technical Requirements Frontend: React / (preferred) Backend: Node.js (Express/NestJS) or Laravel Database: PostgreSQL / MySQL QR code generation (unique per business) Clean, scalable SaaS architecture Deliverables Fully working web app (MVP) Admin dashboard QR generation system Live deployment Source code + basic documentation....

Fix & Improve Existing NestJS + PostgreSQL + Redis + React Native Project Hello I’m looking for an experienced full-stack developer to help me fix, refactor, and improve my existing project built with NestJS, PostgreSQL, Redis, and React Native. The project is already developed, but it currently has bugs, unfinished logic, and stability issues. I need someone who can understand existing code, fix problems, and make the system stable and production-ready. Tech Stack: Backend: NestJS Database: PostgreSQL Caching / Queue: Redis Mobile App: React Native API: REST API Tasks: Review and analyze existing NestJS backend Fix bugs and logical issues Improve code structure and performance Fix database-related issues (PostgreSQL) Fix and optimize Red...

...merchants, prices, and reports. ad banners within the app. to add text at the top and bottom of pages (Main Menu, Order Page, Payment Page). a landing page for the app with download links for iOS and Android. Fourth: Technical & Logistical Aspects: : Python Django (using Django REST Framework - DRF). : Flutter (iOS and Android). : PostgreSQL (Preferred for its reliability and GIS support). : The system must be built using a Modular Design to ensure high scalability and easy maintenance, separating components like (Payment, Shipping, Auction). Integration (Preferred): Experience in integrating third-party automotive spare parts catalogs via APIs is a significant advantage. : A smart shipping system

...experience • Highly skilled developers with less than 1 year experience will also be considered • Proven track record of building and deploying web applications • Portfolio or GitHub profile showcasing relevant projects Technical Skills: • Frontend: React.js/Next.js, HTML5, CSS3, JavaScript/TypeScript, responsive design • Backend: Node.js, (or similar framework) • Database: MongoDB/PostgreSQL, database design and optimization • API Development: RESTful APIs, API integration • Version Control: Git/GitHub • Authentication: JWT, OAuth, session management • Payment Integration: Experience with Razorpay/Stripe/PayPal or similar • Deployment: AWS/Google Cloud/Azure, basic DevOps knowledge Nice to Have: • Real-time features (W...

I am looking to b...categories, and logic can be extended without major rewrite This flexibility is a key requirement. ⸻ SECURITY & PERFORMANCE • Secure authentication (JWT or equivalent) • Encrypted sensitive data • Rate limiting and abuse prevention • Audit logs • Scalable and maintainable codebase ⸻ TECHNOLOGY PREFERENCE • Backend: Node.js (NestJS) or Laravel • Frontend: React / • Database: PostgreSQL or MySQL • Queue/Workers: Redis or equivalent • Hosting: VPS (AWS / DigitalOcean / Hetzner) • HTTPS, backups, and deployment support ⸻ DELIVERABLES • Fully working SaaS web application • Original source code (no reused or leaked scripts) • Admin access and documentation • Deployment...

search the site - need developers to finish this off. Figma designs made need to integrate them and make backend. Need someone who know his shit and can actually complete the platform. Tech stack *Core Infrastructure* *Monorepo Management:* Turbo *Package Manager:* pnpm *Lan...(implied by file structure and usage of Radix primitives), Radix UI (Headless accessible components), Lucide React (Icons) *3D & Graphics:* (React Three Fiber (R3F), Drei (R3F helpers)) *Animations:* GSAP *Rich Text Editor:* Lexical *Forms & Validation:* React Hook Form *Backend & Services* *Backend Framework:* API Routes & Server Actions (Serverless) *Database:* Supabase (PostgreSQL) *Authentication:* Clerk *File Storage:* Cloudflare R2 *Webhooks:* Svix *Security:* jose (JWT handling)

search the site - need developers to finish this off. Figma designs made need to integrate them and make backend. Need someone who know his shit and can actually complete the platform. Tech stack *Core Infrastructure* *Monorepo Management:* Turbo *Package Manager:* pnpm *Lan...(implied by file structure and usage of Radix primitives), Radix UI (Headless accessible components), Lucide React (Icons) *3D & Graphics:* (React Three Fiber (R3F), Drei (R3F helpers)) *Animations:* GSAP *Rich Text Editor:* Lexical *Forms & Validation:* React Hook Form *Backend & Services* *Backend Framework:* API Routes & Server Actions (Serverless) *Database:* Supabase (PostgreSQL) *Authentication:* Clerk *File Storage:* Cloudflare R2 *Webhooks:* Svix *Security:* jose (JWT handling)

Looking for DevOps Engineer to Set Up Production Environment for SaaS Application Note: I prefer someone who speaks Arabic for easier communication. Description: I have a working SaaS application built with: • Backend: FastAPI • Frontend: (React) • Database: (PostgreSQL ) The application is already functional, and I have real clients. Now I need an experienced DevOps engineer to prepare a proper production-ready infrastructure. Scope of Work: I need help with: 1. Setting up Production Environment (secure & scalable) 2. Creating Staging / Testing environment 3. Implementing CI/CD pipeline 4. Server deployment (Docker preferred) 5. Security best practices (SSL, firewall, access control, secrets management) 6. Logging & Monitoring setup (error tracki...

...Full-Stack Developer ( + Directus) We are looking for an experienced Full-Stack Developer to maintain, and enhance, an existing ERP platform built on a modern JavaScript stack. The role is freelance/contract-based with scope for long-term collaboration. Tech Stack • Frontend: 15 (App Router), React 19, TypeScript, Tailwind CSS • Backend / CMS: Directus (Headless CMS) • Database: PostgreSQL • Infrastructure: Docker, Docker Compose • Deployment: Dokploy on Oracle Cloud VM ________________________________________ Key Responsibilities • Maintain and enhance existing ERP modules, including: o Student management o Internal operations tracking • Design and implement new features and workflows • Integrate third-party services such as: o Notifi...

I need a fully custom-built website that showcases a searchable, filterable product catalog. The site must be responsive, fast, and easy for me to update without relying on WordPress or Shopify. A lightweight tech stack such as HTML5, CSS3, JavaScript with a Node.js or PHP back end and a MySQL or PostgreSQL database would suit me well, but I’m happy to hear alternative suggestions that keep performance and security in mind. Core deliverables I’ll use to accept the project: • Front-end interface designed for mobile and desktop, including category navigation, product grids, detail pages, and an intuitive search/filter bar. • Back-end admin panel where I can add, edit, delete, and reorder products, upload images, and manage categories. • Basic SEO founda...

...platform. We are NOT looking for a full-stack developer, UI, or website. We need a backend engineer to build a simple, reliable batch ingestion pipeline. SCOPE Your task is to build a CLI-based ingestion script that: Reads a CSV file with book metadata Inserts records into a PostgreSQL database (Supabase) Handles 10,000–20,000 records efficiently Uses batch inserts (no per-row inserts) Runs outside HTTP (terminal / cron / worker) No frontend. No dashboard. No UI. TECH STACK (Flexible) Node.js or Python PostgreSQL CSV input Environment variables for DB connection OUT OF SCOPE Real-time processing Web UI File upload interfaces EPUB/PDF conversion SEO, frontend, or design DELIVERABLES Clean, documented script Instructions to run locally or on a ...

...tools. Technical Expectations Experience building large portals, directories, SaaS, or marketplaces Strong backend architecture skills Search implementation (Elasticsearch, Algolia, or similar) Complex admin dashboards REST or GraphQL APIs Scalable database design SEO-focused development Performance optimization Preferred (flexible): React / / Vue Node.js / Django / Laravel PostgreSQL / MySQL / MongoDB AWS / GCP / Azure Deliverables Scalable web platform Admin & institution dashboards API-ready backend for mobile apps Documentation & deployment support Performance & security implementation Proposal Requirements (Important – Read Carefully) To be considered, include: Portfolio of large platforms or dashboards Proposed tech stack & arc...

...IO, Go with gRPC, or an equivalent solution that plays nicely with iOS and Android clients. End-to-end encryption, push-notification hooks (FCM / APNs), and a RESTful or GraphQL API for ancillary data are highly desirable. Deliverables • Production-ready server code with clear setup instructions • Secure user authentication and encrypted message transport • Message persistence (MongoDB, PostgreSQL, or similar) with indexing for quick retrieval • Simple admin endpoint or dashboard for basic monitoring • Post-deployment support to ensure smooth integration into the mobile app I’ll provide app side endpoints and UI; your focus stays on the backend and real-time layer. If this sounds up your alley, tell me briefly how you’d architect it ...

Fix: Production Blank Screen on Replit-Deployed Full-Stack App (Dev Works Fine) Tech Stack: React 19, Vite 7, TailwindCSS 4, Node.js 20, Express 4, TypeScript, PostgreSQL (Neon), Drizzle ORM. Hosted on Replit (Autoscale deployment). The Problem: The app works perfectly in development mode, but after deploying to production on Replit, the browser shows a blank/white screen. No visible errors in the browser console (or provide any you do see). Build Process: Vite builds the frontend to dist/public, esbuild bundles the server to dist/index.js. Express serves the static files in production. The build command is npm run build && npm run db:push, and the production run command is node dist/index.js. What I Need: Diagnose why the production build renders a blank screen Fix the...

...Drei-Schichten-Modell (KI → Community → Profis) KI & Recommendation: NSFW-Detection, Abuse-Detection, Content Matching Frontend-Komponenten: Widgets für Token-Kauf, Altersprüfung, DRM, Lovense Control Projektmanagement & Dokumentation: Storyboards, technische Dokumentation, Deployment Guide Technologien & Infrastruktur: Backend: Node.js / Python / Go Frontend: React / Datenbanken: PostgreSQL, MongoDB, Redis, S3/IPFS Cloud: AWS / GCP / Azure API Gateway: REST / GraphQL, JWT, Rate-Limiting DevOps: GitHub Actions, Docker, Kubernetes, Monitoring (Grafana, Prometheus, Sentry) Lieferumfang: Inkl. Upload. Vollständiger Quellcode Architektur- & technische Dokumentation Token- & Payment-System Dokumentation Deployment-Anleitung Projek...

...Ensuring Stripe subscription and webhook logic is correct and idempotent - Cleaning up frontend and backend state mismatches - Verifying content unlock and entitlement logic works correctly for paid users - Making sure the app behaves correctly for new users, returning users, post-checkout redirects, and subscription edge cases Tech stack: - Lovable (no-code / low-code web app) - Supabase (Auth, PostgreSQL, Edge Functions) - Stripe (Checkout, subscriptions, webhooks) - Modern frontend with React-style state logic Requirements: - Genuinely full-stack (frontend and backend) - Real Supabase experience (auth, database, RLS, edge functions) - Shipped Stripe subscription products before - Systems thinking and source of truth mindset - Comfortable debugging someone else's messy s...

...international) Live cricket and football score view Live radio Live weather updates Technical Requirements Custom signaling server Custom media server or streaming pipeline Strong experience with low-latency audio and video systems Understanding of SFU and MCU architectures Mobile App: Flutter, React Native, or Native Android and iOS Backend: Node.js, Go, or Rust (proposal-based) Database: PostgreSQL, MongoDB, Redis Scalable and secure architecture (microservices preferred) Secure wallet and affiliate system Full source code and technical documentation required Who Should Apply Proven experience in building custom real-time communication platforms Strong knowledge of WebRTC internals, RTP/RTCP, and signaling Experience with media servers and real-time streaming ...

...communication and centralized configuration. Developed event-driven workflows using Apache Kafka for asynchronous data processing and system decoupling. Integrated Redis caching to improve application performance and reduce database load. Built and optimized REST APIs consumed by frontend applications developed using React (TypeScript, Redux). Worked with multiple databases, including Oracle and PostgreSQL for transactional data and MongoDB for unstructured and high-volume data. Implemented Docker-based containerization for microservices and deployed applications on Kubernetes clusters. Configured and maintained CI/CD pipelines using GitHub, enabling automated build, test, and deployment processes. Ensured application security, performance tuning, and exception handling across se...

...authentication systems (JWT, OAuth, API Keys, etc.) Handle data validation, error handling, and performance optimization Write clean and maintainable code Provide API documentation (Postman / Swagger preferred) Testing and debugging ✅ Required Skills: Strong experience in Node.js & Strong experience in React.js Experience working with third-party APIs Database knowledge (MongoDB / MySQL / PostgreSQL) Experience with RESTful API architecture Knowledge of authentication and security best practices Git version control experience ✅ Project Scope: API development for third-party application integration Frontend API integration support (if required) Documentation and testing Possible long-term collaboration based on performance...

...for building a modern prop trading platform inspired by FTMO, FundedNext, The5ers, and FXIFY. The platform supports real-time trading data, automated rule enforcement, secure payments, KYC verification, and community engagement. 2. Technology Stack Layer Frontend Technology 14+, TypeScript, Tailwind, shadcn/ui Backend Database Node.js (Express/NestJS), TypeScript MongoDB, PostgreSQL Authentication JWT, , OAuth Real-Time Payments CMS Hosting MetaApi, Crypto, Bank API, Stripe Payload CMS / Sanity Vercel, Render, Railway 3. Core Platform Features 3.1 User Dashboard ● Live MetaApi trading data ● Balance, Equity, Drawdown ● Profit Target Tracking ● Trade History (Charts + Tables) ● Monthly P&L Calendar ● Account Status (Active / Breached / Passed)

I need a blazing-fast, fully responsive online store built with and Tailwind CSS. Use whichever backend stack—Node.js or Python—helps you move quickest, pairing it with either PostgreSQL or MongoDB for data storage. The project must deploy cleanly on Vercel (Netlify is fine too) with seamless CI/CD. Core requirements • Server-side rendering plus rich Schema Markup so products surface on Google immediately. • Image delivery through Cloudinary with automatic compression and responsive breakpoints. • Secure checkout via Razorpay or Stripe, covering the full order lifecycle—cart, payment, confirmation, refunds. • Google Analytics 4 events for product views, add-to-cart, checkout start, and purchase. • An admin panel to add and edit ...

I need a full-stack developer to build a website in Node.js that cleanly presents three core areas—business listings, a blog section, and a product showcase—supported b...modular and easy for another developer to pick up later on. Key deliverables: • Responsive public site with the three content sections wired to dynamic data • Admin panel with role-based access and email/password authentication • Clean REST or GraphQL API between front-end and back-end • Deployment instructions and a concise README so I can run the project locally or on a VPS Database, postgresql Frontend react.js Hosting in hostingger vps hosting with docker Let me know your preferred tech choices within the Node.js ecosystem, an estimated timeline, and a quick note on ...

My Ruby (Rails) API usually answers in milliseco...bottleneck—perhaps DB connection exhaustion, an elusive N+1 query, or a background job starving Puma threads. You will dive into the codebase, profile the request/response cycle, pinpoint the root cause, and supply a clean fix that restores consistent response times. Feel free to use rack-mini-profiler, New Relic, Scout, or your preferred Ruby profilers; the server runs Ruby 3.1 and Rails 7 on PostgreSQL. Deliverables • Diagnostic report summarising findings and root cause • Patch or pull request with the optimised code/configuration • Before-and-after benchmarks proving the improvement (log excerpts or profiler screenshots are fine) Once the patch is merged and latency graphs stay green for 48 hour...

...Requirements - Proven experience with GIS / Geospatial Systems - Strong understanding of graph-based routing - Experience working with directed networks Preferred background - Navigation engines - Logistics / routing systems - Mapping platforms This role is not suitable for someone who has only worked on map visualization or GIS layer analysis without real routing logic. Technologies used - PostgreSQL + PostGIS - pgRouting - Node.js / JavaScript - GeoJSON Notes - I’m open to technical suggestions regarding both tooling and implementation approach. - The API must be fast, with a response time not exceeding 2 seconds. - If this phase is implemented properly and the concept proves solid, there is a strong opportunity to open a dedicated project for the developer to build t...

...working well in isolation but failing in combination Your role is to improve reliability, coverage, and correctness, not to rebuild everything. Technologies & Tools in Use These are important to note before applying: Node.js Playwright for browser automation Network interception for API-based extraction HTML → Markdown conversion for structural parsing OCR-based fallback extraction for edge cases PostgreSQL + TimescaleDB for storage Cron-based execution with hourly runs The system uses multiple extraction methods in parallel and merges results based on confidence and validation rules. AI & Vision-Based Testing We have performed internal safety and validation testing using Claude Vision, particularly for: Visual leaderboard layout interpretation Cross-checking OCR-bas...

...data pipeline into a production-ready application. What I already know I need: • Solid command of modern C++ (17/20), efficient data structures, and multithreading techniques. • Experience building low-latency systems that ingest and process streaming market data. • Comfortable persisting large time-series datasets and keeping read/write latency predictable under load—whether that’s PostgreSQL, InfluxDB, Timescale, or a comparable solution. Pipeline scope My priorities are the Data collection and Data processing stages. You will design the ingestion layer, wire up real-time feeds, batch or stream-clean the data, and store it so downstream services can query it without noticeable lag. Visualisation can wait; right now I need the plumbing ro...

...looking for a senior full-stack engineer to build a secure, authentication-heavy web platform MVP. The project involves: - User authentication & verification - Role-based access control - Relationship-based data modeling - Private content access - Secure cloud deployment Product details will be shared after NDA and shortlisting. Required Tech Stack (Mandatory) Backend Python + FastAPI PostgreSQL (relational modeling) Redis (caching, rate limiting, OTP/session handling) JWT authentication (access + refresh tokens) Async/background task processing (Celery or equivalent) Frontend React + TypeScript preferred Tailwind CSS or similar utility-first styling Infrastructure AWS (Lightsail / App Runner / or any other you think can be best for cold start) Docker-based ...

... ↑ Expert Knowledge (System Prompt / Fine-tuned Model) Technical Requirements Language: Python (preferred) — open to Node.js for the automation layer if needed Key Libraries: OpenCV, Tesseract/EasyOCR, Playwright or pyautogui, OpenSpiel or PokerRL, SQLite or PostgreSQL for opponent tracking, Anthropic SDK / OpenAI SDK for LLM integration AI API: Must have experience integrating LLM APIs (Claude, GPT, etc.) into real-time decision systems — prompt engineering, structured output parsing, latency management, and caching strategies Deliverables: Fully functional bot that can autonomously play a free poker tournament from registratio...

1 Product & Inventory Management 1.1 Product Master Create, edit, and manage products Product categorization Product status (active/inactive) Mapping with brand,...Salary structure definition Allowances and deductions Monthly salary processing Payslip generation 4.4 Employee In / Out (Attendance) Daily attendance tracking In-time / out-time recording Attendance reports Payroll integration 5 General System Requirements Role-based login and authorization Audit logs for critical actions Responsive UI (desktop & tablet friendly) Secure REST APIs PostgreSQL relational database design 6 Deliverables for Freelance / Development Team Frontend (React JS) source code Backend (Spring Boot) source code Database schema & scripts API documentation Deployment gu...

I’m racing toward launch and need a backend ace who can dive straight into my Hostinger setup, show real code today, and keep pace with aggressive milestones. The environment is Python backed by PostgreSQL, with Hostinger’s AI tools playing a central role. First priority is wiring reliable cron jobs, refactoring what’s already in GitHub, and embedding the AI endpoints cleanly into the existing API layer. While you’re there, run a performance sweep—profile, optimise, and make sure every Postgres query is bulletproof. Deliverables for the opening sprint: • Pull request that proves the cron jobs execute on Hostinger and log cleanly. • AI tool integration wrapped in clear, testable Python modules. • Concise review memo highlightin...

...features on time Ensure application security, data protection, and best coding practices Required Skills & Qualifications: Bachelor’s degree in Computer Science, IT, or equivalent experience Strong understanding of programming fundamentals and software development lifecycle Experience with HTML, CSS, JavaScript, and at least one backend language Familiarity with databases such as MySQL, PostgreSQL, or MongoDB Knowledge of RESTful APIs and MVC architecture Experience with frameworks (e.g., React, Angular, Laravel, Django, or Spring) Strong problem-solving and analytical skills Ability to work independently and in a team environment Preferred Qualifications: Experience with cloud platforms (AWS, Azure, or Google Cloud) Familiarity with DevOps tools and CI/CD p...

...deliverability and inbox placement. Data Systems: Finalize CSV contact imports (with mapping), tagging logic, and dynamic segmentation. Analytics: Connect the frontend dashboard to live tracking (Opens, Clicks, Bounces, and Complaints). Subscription/Billing: Finalize Stripe integration (Production webhooks, invoice emails, and plan management). Tech Stack: Node.js (Express), React, MongoDB/PostgreSQL, Redis, GitHub Actions, Stripe, and Email APIs. Payment & Milestone Schedule: Payment is strictly tied to functional progress visible on the staging site. Milestone 1 ($150): The Functional Engine & Compliance. Deliverable: Working SMTP/API sending + Mandatory GDPR footers and Unsubscribe logic. Staging site live. Milestone 2 ($200): The Automation Brain. Deliverable...

I need about three hours of guided, screen-shared help moving product data that currently lives in several related Excel sheets straight into my PostgreSQL database. No transformations are required—just a clean import exactly as the data sits now. During the session we will • create or confirm the target tables and column types, • choose the quickest import method (COPY commands, pgAdmin’s import wizard, or any tool you prefer), • load every sheet accurately, and • finish by writing a few SQL queries to verify row counts, join related tables, and pull sample SKU-level results. Deliverables for me at the end of the call will be: • a working, repeatable import script or step-by-step notes; • the example SELECT queries we ran toge...

...multilingual interface (English, Hindi, Kannada) • Implement role-based access control • Improve SEO visibility and content discoverability • Enable structured content workflows and approvals • Deliver a scalable and future-ready architecture --------------------------------------------------- Technology Stack CMS / API: • Headless Drupal 10.x • PHP 8.x Frontend: • (React, SSR / SSG) Database: • PostgreSQL (preferred) or MySQL Hosting: • Linux server (SSL enabled, client provisioned) Caching (Recommended): • Redis / Varnish --------------------------------------------------- Scope of Work 1. Discovery & Planning • Requirement gathering and stakeholder inputs • Content audit and migration planning • GIGW complia...