Mobile app developer contractor jobs

We are looking for a talented Ethereum smart contract developer to build a portion of our product! Requirements: - Solidity developer with experience on prior smart contract work - Knowledge of best security practices in Solidity - Able to build robust, readable, and expandable code - Creation of robust unit tests, with the ability to demonstrate the functionality of the smart contract to us before it's deployed in a real world scenario - Speaks fluent English and has communication skills, which will be necessary to understand our product and receive feedback Job Duties: We are working on TandaPay, an open source risk and compliance software. You will be developing the smart contract that is at the heart of TandaPay and implements its basic and necessary functionality...

We have an exciting project that requires the expertise of a talented Full Stack Web Developer. Key Requirements: - Proficiency in HTML/CSS, JavaScript, and Python. - Familiarity with Angular, React, and Django. - Ability to implement user authentication, payment integration, and social media integration. This project will involve a wide variety of tasks and responsibilities, and we're looking for a developer who can bring their full skill set to the table. The ideal candidate is someone who is not only technically skilled, but also creative, resourceful, and able to work well with other team members. If you believe you have the necessary skills and experience, we'd love to hear from you. Impressive portfolios or past project examples are highly recommended.

Seeking an experienced PHP, MySQL, and JavaScript developer to complete specific functionalities for an announcement website. The project will require assisting in finalizing a user account interface. Required features include: - User Login and Registration: Develop secure login and registration functionality. - Profile Management: Create workable user profiles with fully managed details. - Announcement Posting: Include the ability for users to submit and manage their announcements. Extra functionalities to be added include: - Boost Feature: Implement a system where announcements can be set to appear at the top of search results. - Statistics Tracking: nber ow vieuw on past, nbers of likes. - Payment Integration: Experience with API integration for payment processing is a plus, t...

I need a sophisticated and modern logo for my mobile detailing business. The name of the business is See It Clean Detailing. Key Requirements: - Color: The logo should predominantly feature the color blue. It should be a sleek and professional shade. - Style: The logo should be designed in a modern style. It should not be overly complicated or cluttered, but rather clean and appealing to a wide audience. - Composition: The logo should be a combination of both text and icon. The design should be well-balanced, with the text and the icon complementing each other seamlessly. Ideal Skills and Experience: - Experience in logo design, especially for businesses targeting a modern and professional audience. - Strong color theory knowledge, with an understanding of how to use blue in a way...

Flash USDT I am looking for a developer who can develop portable USDT Flashing Software in main network (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the USDT, as well as the flashed USDT should be transferable from/to unlimited wallets with blockchain confirmations is appreciated. since it is flash btc it must be visible in BTC wallet address for 365 days. There will be no transaction fee while sending from "flash s/w" to "btc wallet" as it will be no confirmations. There will be no limitation for daily transfer for usdt It can’t be tracked as fake transaction. should take normal time to send btc one wallet to another wallet in normal internet connection. 2) These usdt will disappear ...

I am looking for a Indian or Pakistan freelancer who can develop portable USDT Flashing Software in main network (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the USDT, as well as the flashed USDT should be transferable from/to unlimited wallets with blockchain confirmations is appreciated. since it is flash btc it must be visible in BTC wallet address for 365 days. There will be no transaction fee while sending from "flash s/w" to "btc wallet" as it will be no confirmations. There will be no limitation for daily transfer for usdt It can’t be tracked as fake transaction. should take normal time to send btc one wallet to another wallet in normal internet connection. 2) These usdt will disappea...

I'm looking for a skilled fullstack website developer to help me build a series of landing pages for my affiliate marketing campaigns. Key project requirements: - Creation of many high-quality landing pages (daily about 5 and this is ongoing project..) - User-friendly, Web and Responsive design with clear call-to-action elements - Develop and maintain websites using PHP, HTML, JavaScript/jQuery, CSS (Bootstrap, Tailwind), CMS (WordPress). - Collaborate with the marketing team to align website designs with digital marketing strategies. Implement additional functionalities using MySQL, PostgreSQL, MongoDB, CodeIgniter. The primary goal for these landing pages is to generate leads. It's essential that the design and functionality of the landing pages are optim...

I'm in need of a competent Mobile developer with expert knowledge in Ionic Portal technology. The main concept is for an application to be designed using this technology, which will allow other developers to write additional small functional programs. Key Functionality Requirements: - User authentication - Database integration - Push notifications The mobile application should be compatible with the following platforms: - iOS - Android In terms of design aesthetics, I prefer a clean and minimalistic design. Successful bids are expected from developers with proven experience in Ionic Portal technology, mobile app development across iOS and Android platforms, with a keen eye for clean and minimalist design. Your familiarity with user authenticati...

I am looking for a mobile game developer to create an engaging and thrilling action game with online multiplayer capabilities. Key Requirements: - Platform: The game should be tailored specifically for mobile devices. - Genre: The primary gameplay should revolve around action, offering intense, fast-paced gameplay for players. - Multiplayer: The game must include online multiplayer functionality, allowing users to connect and compete with each other in real-time. Ideal Skills and Experience: - Proficiency in mobile game development, with a rich portfolio of action genre games. - Strong background in online multiplayer game development. - Experience in creating engaging gameplay mechanics and balancing game elements. If you are a creative and experienced game ...

http://Www.caribebes.com.a I need this website responsive, at the moment is only for web and not mobile. Keep the esthetic of the page. For more info contact me!

We have a JavaScript-based web application that provides assistance with content creation tasks using AI. We are looking for a full-stack developer to extend its functionality. Our tech stack is: JavaScript, HTML, CSS, Node.js, MongoDB, , and Handlebars. You should have experience in integrating open-source libraries and building user interfaces, etc. Please elaborate on your skill set and relevant experience in your application.

I'm looking for a highly skilled Kotlin developer with advanced experience to join my team. Your key responsibilities will include: - Collaborating with a cross-functional team to define, design, and ship new features. - Ensuring the best possible performance, quality, and responsiveness of the application. - Helping maintain code quality, organization, and automatization. - Staying up-to-date with industry trends and advancements in mobile technologies. Ideal candidates should have: - Proven experience in mobile development using Kotlin. - Strong understanding of Android design principles and interface guidelines. - Familiarity with RESTful APIs to connect Android applications to back-end services. - Experience with offline storage, threading, and performance ...

I need 6 JPEG images resized for a mobile app. The new dimensions should be in 16:9 or 9:16 aspect ratio, with each side between 320 px and 3840 px. This is quite urgent, so I require a very quick turnaround. Skills and Experience: - Proficient in image editing and resizing - Familiarity with mobile app image requirements - Able to deliver high-quality results quickly

Working on Responsive mobile version Tortuga

I'm in need of a skilled mobile app developer to create a cross-platform accounting application for me. The application should be primarily focused on accounting functionalities. Key Requirements: - Development for both iOS and Android platforms - The main functionality of the app should be around accounting - The app should specifically include features such as: - Expense tracking - Invoicing and billing Ideal Skills and Experience: - Proven experience in developing and deploying cross-platform mobile applications - Strong background in accounting software and functionality - Familiarity with incorporating and customizing features like expense tracking and invoicing in mobile apps - High proficiency in coding for iOS and Android ...

I'm seeking an experienced full stack Java developer to help enhance an existing application. This project requires a professional with a diverse skill set across front-end, back-end development, and database management. Key Responsibilities: - Enhance the application with new features and improvements - Optimize front-end elements for maximum speed and scalability - Design and implement secure, efficient, and scalable back-end solutions - Ensure the application's database is well-managed and optimized - Participate in the development of healthcare/business related applications. - Work with Product Owners and teams to drive features and specifications, architecture design, implementation, and other software development responsibilities. - Works closely with in-house UX te...

I'm looking for an experienced coder in Python for my institute who can teach students python from basic to advance level. Key Requirements: - Proficiency in Python programming - Experience in developing software projects - Knowledge of coding practices and methodologies Your role will be to teach students python and make them proficient to build projects. This is going to be an offline projects in Nagpur, Maharashtra. Please include in your bid any relevant experience you have in developing software prototypes, particularly in Python.

I'm looking for a skilled Flutter developer to create an app I am open for Jr developer, and only individual freelancer

I am in need of a talented app developer who can create an engaging E-commerce platform that functions seamlessly across both iOS and Android. The app's primary function will be for product listing and browsing. Key responsibilities: - Develop a E-commerce app for iOS and Android - Ensure the app is user-friendly and visually appealing I am looking for a developer who can deliver a top-notch app that will engage users and provide a seamless shopping experience. App is Very simple. Make admin in a way that i can add and remove products.

Hi Mohammed A., I noticed your profile and would like to offer you my project. The project is basically an education related app the parents basically login and find their students information.

I'm looking for a skilled Shopify developer to help me create a full-fledged online store. My primary goal is to sell physical goods via this E-commerce platform. Key Requirements: - Design and development of a user-friendly and engaging online store. - Integration of essential E-commerce features like secure payment gateways, easy navigation, and efficient product showcasing. - Optimizing the site for mobile and desktop use. - Ensuring the site's security and performance. Ideal Skills and Experience: - Proven experience in developing successful Shopify E-commerce websites. - Strong understanding of E-commerce best practices and user experience design. - Knowledge of integrating Shopify with various third-party apps and tools. If you have a portfolio of successf...

...enthusiast and technophile, I'm in need of an experienced app developer with a background in both iOS and Android platforms. Specifically, I'm passionate about cricket, and I'm aiming to create an app centered around this. Key features of the application should include: - Live scores and updates: Users should be able to follow along with live cricket matches, keeping abreast of scores and key updates with minimal latency. - Match schedule: A key element of this app is a calendar or schedule feature. I want users to be easily able to see when and where matches are taking place, offering a comprehensive view of upcoming cricket events. If you have experience with sports-based applications and a proficiency with both iOS and Android app ...

...Flutter and React developer to create two mobile applications, along with a web dashboard, all connected to a single data source. Mobile Applications: - The primary goal of the mobile app is logistics, so it needs to be geared towards tracking deliveries and managing orders efficiently. - Key features to include in the app are real-time tracking, delivery notifications, and payment integration. Web Application & Dashboard: - The web application and the dashboard should be fully integrated with the mobile app, sharing the same data source. - The web dashboard should have admin functionalities for order management and tracking, customer management, and reporting. - It should also be connected to the mobile app...

...page will be used for mobile only. We can have the cards where the user swipes left to view more. Ideal Skills and Experience: - **HTML/CSS Expertise:** You should have a strong background in HTML and CSS, with a portfolio that showcases your ability to create visually striking web elements. - **UI/UX Design:** Experience in UI/UX design is a big plus, as ensuring a smooth and engaging user experience is a key part of this project. - **Creativity:** I'm looking for someone who can offer creative solutions and elevate the design of these cards beyond a standard template. I'd love to hear from you if you're confident in your ability to deliver a polished and contemporary redesign. I have attached , where you can see the current look. I have also attached the mob...

I'm in need of a WordPress expert who can take on two key tasks for my website: website development and website maintenance. Your skills should ideally include: - Proficiency in WordPress plugin development, with a focus on creating a professional and formal contact form. - Experience in website migration, ensuring a smooth and seamless transition. - Expertise in website maintenance -Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery -Experience building user interfaces for websites and/or web applications Your contribution will be central to the enhancement of my website's interactive interface. I anticipate a project that combines technical rigor with a keen eye for formal, professional design aesthetics. Let's turn this vision into r...

i am looking for a experienced developer who can convert existing pine scripts Amibroker Functional Language with backtest and screening facility

I'm in need of a skilled Android app developer with experience in e-commerce to create a user-friendly app for my e-hailing service. Key requirements include: - Developing a robust and intuitive Android e-commerce app - Implementing a user-friendly product catalog - Integrating a smooth shopping cart system - Including a secure payment gateway for seamless transactions The ideal candidate should have: - Proven experience in Android app development - Strong background in e-commerce app creation - Proficiency in implementing e-hailing services - Excellent understanding of mobile payment systems The successful freelancer will be able to deliver a high-quality, efficient app that enhances our e-commerce offering.

I'm on the hunt for a highly skilled and experienced Laravel developer to make some custom changes on an app I purchased on Codecanyon. I need two key areas addressed: The tasks are mostly work in removing some fields in registration form, removing some elements on the user profile page and adding some buttons to do some jobs (functionality is there, just needs to be restructured) The app as far as I can see is build using Laravel 9.5 and is very well structured and easy to understand. I have some technical knowledge as well, so the tasks description will be easy to understand. Please only apply if you are an experienced Laravel (preferably full stack) that is fluent in English and is interested to work on future tasks as well. Thanks

I'm looking for an API developer who can help me with a project. The ideal candidate should be Responsibilities: Design and implement highly flexible, asynchronous, secured and scalable API Build and modify high-performance APIs and programs using C#, .NET Core based on architecture frameworks and guidelines Prepare API Collection and Documentation Collaborate with external and internal teams to test and troubleshoot performance and functional issues Work towards DevOps model for continuous integration (CI) and continuous delivery/deployment (CD) pipelines Technical Skills: API developers should have comprehensive technical skills, including the following: Ability to work on protocols like HTTP, FTP and Web Sockets Ability to create APIs using REST pattern Knowledge of Gr...

I am in need of a skilled and creative video game developer to help bring my vision to life. My project is an escape game which I envision in a compelling and immersive 3D style. We have already start it just has to be finished : To Do List : Finish the AI: make it patrol and chase us when we enter his field of hearing or vision Add sound: background music ( noise opening doors when picking up items) Add a game over or victory with the game credits ( like Louise ) Add keys to open doors add hospital beds with keys Replace the guard by the doctor to respect the story a minimum Add at the very beginning of the game a kind of loading screen to briefly tell the story the purpose of the game and how to get out ( tutorial how to move and pick up) Make sure to spawn in the cells ...

I need a skilled (also must speak Russian, due the data in the database) developer to create a set of scripts that will synchronize data between my AuctionWizard2000 database and my Opencart (cubecart, oscommerce) database. I have a python script done by previous contractor who dropped the project for the personal reason, so there is no issues with source and target db structures, mapping of the fields. etc. Need an to refresh and do an extra polish. My specific requirements are as follows: 1) Learn the structure of AW 2000 database (old Paradox format, but work fine via Windows ODBC) - download here setup exe file, install it, run trial, restore inventory database from the link I will provide and use this data for the export-import. Paradox

I'm seeking a proficient Front-End Web Developer with specialized skills in React. Working on my project would primarily involve: - Developing user facing features using React.js - Building reusable components and front-end libraries for future use - Translating designs and wireframes into high-quality code The ideal candidate should possess: - Strong proficiency in JavaScript, HTML, CSS, DOM manipulations and the React.js - A thorough understanding of React.js and its core principles - Experience with popular React.js workflows (such as Flux or Redux) - Familiarity with RESTful APIs Having clear communication skills and the ability to work collaboratively is paramount for this role. Experience and comfort working in agile project environments is strongly desired.

I'm looking for a talented UI/UX designer to create a mobile interface for my project. The project involves: - Developing a cohesive and user-friendly UI/UX for a mobile platform. Experience & Skills: - Proven experience in designing mobile UI/UX. - Strong understanding of mobile design principles. - Ability to create modern, user-friendly interfaces. - Proficiency in relevant design software. I'm open to your creative input and suggestions. Looking forward to seeing your portfolio and discussing further details.

I need a highly skilled R5RS developer to complete the attached tasks in the pdf by May 17 at 9 AM EST. All programs must be completed on DrRacket. Let me know if doing the proofs is not possible, but doing them would be a huge plus. Please ensure the code is fully functional and bug-free.

Flutter App, change app to new ui.

I am searching for a creative individual to come up with a brand name for "wealth management mobile Application". Details of service Provided through application: A Mobile application to manage wealth of yours and your family. Its an application where you can record, save and manage all your asset classes into single application - Protection, goal planning, retirement, investment growth, etc. The emphasis for name is on ‘trust', 'professionalism’ , 'Investment', 'Safety', 'Growth', 'Money', 'Protection', 'Long lasting growth' bringing to mind an image of dependability and expertise in wealth management Domain name availability: ".com" Domain should be available Ideal Skil...

I'm in search of a skilled website designer and content writer to build an e-commerce platform for my service-oriented business, specializing in private air charters. The purpose of my site is to sell services, with functionalities such as: - User registration: enabling customers to create personal accounts for order history tracking, etc. - Private Air Charters Booking: system for customers to easily book our air charter services. - Service Reviews: feature to allow customers to review the services they booked. - Help Desk: a support section where customers can get instant help or raise concerns. Ideal candidates should have a robust background in e-commerce platform development, with a focus on service booking and review functionalities. Understanding of user registration process...

In search of a skillful developer to create a real-time chat feature for a mobile application. The main functionality should include: - Real-time messaging capability There is no urgency in completion timeline, so we value quality over speed in delivery. Ideal candidates for this project should have prior experience in building chat features for mobile apps. Proficiency in real-time communications and knowledge of cloud messaging APIs will be valuable as well. Candidates who have a good understanding of latest trends in mobile chat interfaces will be preferred. Let's build a chat experience that truly engages users.

I am in search of a skilled and experienced Node.js developer. This is a full-time role, and I'm looking for someone who can commit to a long-term collaboration. You will be primarily responsible for backend development and Database management, but also need to handle some Frontend Development tasks. Key Responsibilities: - Backend Development: You should have a strong understanding of Node.js, and be able to build efficient, scalable, and secure backend systems. - Database Management: Proficiency in database management is crucial. Experience with both SQL and NoSQL databases will be a plus. - Frontend Development: While the primary focus is on backend, you should also have some experience with frontend technologies to assist with the development when needed. Ideal Skills: -...

We are looking to get a crypto casino game built, similar to Zkasino, Rollbit, Stake. If you are passionate about crypto, tech, and development, and want to build something that tens of thousands of people will use, then this opportunity is perfect for you! A fork of existing games is acceptable. The games will need to have a referral (affiliate) system in place for users to refer others and earn rewards from it. Games should accept funds from the top chains (ETH, BNB, BASE, MATIC, etc). Users will have their own wallet on the game which they will use the funds in to play the games. Scope will include frontend, backend and smart contracts required for a fully functioning game. Requirements: - Understanding of the crypto industry and how users operate. - Highly organized, professional...

I'm in need of a Wix developer who can seamlessly integrate PhonePe onto my website. The primary requirement is to allow customers book services, with their bookings automatically confirmed upon payment. Key requirements include: - Implementing PhonePe payment gateway - Designing a user-friendly booking system - Ensuring automatic confirmation of bookings - Maintaining the website's overall functionality and integrity Ideal candidates for this job would have: - Proficiency in Wix development - Experience integrating payment gateways, ideally PhonePe - Understanding of e-commerce and booking systems - Strong communication skills to understand and deliver on client requirements

Focus is on these two websites These are down and looking bad. We need someone to fix both rightnow for a milestone fee of 30 USD. Salvage the files by downloading Cleaning for malwares Uploading files for website to go live. We can also retain this same developer to manage them for a monthly fee.

I am currently facing an issue with my Flutter project. The error...Flutter project. The error specifically occurs during the integration with a REST API. Requirements: - I need an experienced Flutter developer who has successfully integrated REST APIs in the past. - Understanding of REST API principles including CRUD operations and error handling. - Ability to debug and resolve build errors efficiently. The candidate should demonstrate: - Proficiency in Dart and Flutter framework. - Strong knowledge of HTTP requests in Flutter. - Prior experience in resolving build errors in Flutter projects. - Familiarity with REST API best practices and troubleshooting methods. This project should not take long for an experienced developer to resolve. Please get in touch with your rel...

Hi I will share the details with the shortlisted candidates. Thanks

I’m seeking an experienced Frappe developer who can assist our team with front-end and back-end work. Your primary task will be improving a wide developpement based on Frappé, with future opportunities to work on potential custom module development projects. Key Responsibilities: - Backend development - Frontend development Our dev tool : Skills and Experience: - Proficiency in Frappeframework (Python and JavaScript) is essential - Prior experience in working with the Frappe framework Your expertise in these tasks will streamline the project and ensure a high-quality outcome, creating a strong foundation for our future collaborations. WE WORK ONLY WITH INDIVIDUAL FREELANCE DEVELOPPER. NO STAFFING COMPANIES. NO INTERMEDIATE

I'm in urgent need of an expert Kotlin developer. Ideal Skills: - Exceptional Kotlin programming knowledge If you are versatile, adaptable, and have a strong understanding of Kotlin development across various aspects, please bid on this project.

...not class BASED! There are so props on the project instead of state! There are some minor fixes needed in it. The code is quite professional and complex, so I'm not looking for just any React developer. You should have at least 6-7 years of experience. The development will be done remotely through remote access because the codebase is large and setting it up locally could take days. So, you will be worked on remotely. If the work is satisfactory, I will hire the developer on a regular basis, at least 3-4 days a week. Before starting the job, the code will be shown, and if it's believed that the developer can handle the task, they will be hired. Please bid if you mostly worked on projects from 2015 to 2016, mainly dealing with prop, experience with large ...

I require an expert graphic designer to create a logo and branding for my statistics consultant company's mobile application. The design should be modern and attractive to represent our brand uniquely and effectively. While I've skipped color preference, I'm open to suggestions, so feel free to use colors that complement the modernistic vibe. - Proposal Requirement: Please include a detailed project proposal outlining your design process, the timeline, and what I can expect at each stage of the project. - Skills & Experience: Proven graphic design skills are mandatory. Prior experience in creating elegant-style designs will be highly preferred. Experience with mobile app branding is advantageous but not required. Bring your creativity and passi...

I'm in urgent need of an expert Kotlin developer. Ideal Skills: - Exceptional Kotlin programming knowledge If you are versatile, adaptable, and have a strong understanding of Kotlin development across various aspects, please bid on this project.

I need a detail-oriented ERP-Next developer with expertise in manufacturing units. Key requirements include: - Customizing and setting up inventory management, production planning, and quality control. - Developing detailed functionalities like manufacturing, installation, and sales within ERP-Next system. - Skill in managing the manufacturing module scope in ERP-Next, particularly in bill of materials management, work order management, capacity planning, and routing management. Your ability to implement sales and invoice aspects into the system is important in this project. Experience in similar manufacturing units and ERP systems is preferred.