Use case diagram for online shopping system pdf jobs

I'm seeking a professional web developer, extremely proficient in PHP and MySQL who can add and upgrades modules into our POS system. - Abilities: You should have substantial experience and demonstrated proficiency in building complex, user-friendly websites. Your PHP and MySQL skills must be exemplary. - Preferred Framework: I don't have a particular PHP framework preference. You can use the one you're comfortable with.

...real-time, ensuring they're operating effectively and do not pose a risk of failure due to overcharging or undercharging. Key Features: - The hydrometer should have a standard accuracy of ±0.01. This level of precision is essential to correctly assess the battery health and predict any potential issues. - The data collected from the hydrometer needs to be available through a web interface. This online access will allow me to monitor multiple batteries from a central location, offering more convenience and control. Ideal Skills and Experience: - Experience in designing and developing electronic hydrometers or similar IoT devices. - Proficiency in interfacing such devices with microcontrollers. - Data should be passed to serial port of controller - Understanding of ba...

I'm pursuing an appeal in a civil case and need legal assistance specifically focused on cost orders. - You should ideally be experienced in dealing with civil cases, specifically with a focus on appeal cost orders. - Knowledge of contract law, property law, and tort law will be an added advantage but the focus should largely be on appeal cost orders. - Please ensure to include relevant past work in your application, detailing how you have successfully assisted with a similar case in the past. - A detailed understanding of the proceedings of civil cases and appeal cost orders is greatly appreciated. This project requires a thorough understanding of legal procedures and protocols, so those with relevant legal qualifications and on-hand experience will be give...

...aesthetically pleasing site template for my SharePoint online platform. My site is ready, just need to create a template that can be available when I click new site in SharePoint admin centre Please see link below The primary features required for the template include: - Collaboration tools implementation: I would like the site template to have features that facilitate team collaboration such as chat functionality, task management, and calendar integration. - Branding: The template should reflect my brand identity by incorporating my logo and color scheme. In terms of site template preference, I would like the developer to create a template that can be used for both team and communication purposes. Ideal candidates for this project should ha...

I recently submitted an application for a UK Standard Visitor Visa which was rejected within the last month. I am seeking the assistance of a UK visa and immigration lawyer/advisor who can offer me the best advice and support to rectify this situation. Key Requirements: - Provide expert advice: I need someone who is well-versed with the UK immigration system and can provide me with expert guidance on my case. - Assist with re-application: The job will include helping me understand the reasons for the rejection and assisting with a successful re-application strategy. - Legal representation: Ideally, you should have experience in assisting clients with visa rejections or appeals and be able to represent me legally if needed. Ideal Skills and Experience: ...

I'm in need of a professional who can perform text editing on a PDF. The changes I require are not too extensive but precise. Key Tasks: - Implement minor text corrections including typos and grammatical errors. - Make necessary content updates such as paragraphs and headers. It's crucial that the final output remains in a text-based format. The document is currently editable, so the process should be smooth. Ideal Skills: - Proven experience in PDF editing. - Strong command over text editing. - Attention to detail for accurate implementation of changes. If you think you're the right fit for this task, I'd love to hear from you.

I'm looking to create a new Ethereum-based currency primarily targeted at online merchants. - Experience with Ethereum blockchain architecture is crucial, including Solidity and smart contract development. - The freelancer must understand the particular needs of online merchants and translate them into a functional, accessible cryptocurrency. - This project entails not only the technical creation of the currency, but also thoughtful integration strategies with e-commerce platforms to facilitate easy utilization by the target audience. - Previous experience in fintech projects, especially cryptocurrency implementation tailored to e-commerce, will be highly valued. Therefore, I'm seeking an expert with a blend of crypto knowledge and e-commerce experience.

I'm looking for a talented illustrator to create visuals for my innovative smart headphones. They feature an over-ear design with sound isolation technology, noise cancellation, speech processing, and a unique eye-tracking function. Desired Illustrations: Photorealistic Image: I envision a modern, sleek design with visible sound isolation details. Include four microphones for capturing sound and show the headphones being held or worn to emphasize portability. Eye Tracking Camera Focus: A close-up image showcasing two discreet cameras positioned near the headband, facing inwards towards the eyes. Label them as "Eye Tracking Cameras." Technical Breakdown (Optional): An illustration depicting the internal components, including a central processing chip co...

I need help organizing my nuisance case for summary judgement and maybe for trial on 9/16/24. I have a calendar of deadlines. I can supply drafts for motions and obtain affidavits. I am looking for support to make sure I comply with CA rules of procedure and filing with defense attorney and court .

I am seeking a skilled and experienced civil designer to help me maximize the use of my 7-acre property as a semi-truck and RV/camper/boat storage parking area. Your challenge is to design a park that efficiently uses the space, while considering property setbacks, our proposed pond location, and nearby wetlands. Key Project Features: - Property line, road, and wetland setbacks: Your design must incorporate these elements as per local regulations. - Parking Area: I need as many spaces as possible. To meet this requirement, strategic vehicle circulation routes would be beneficial. - Landscape Buffer: Including this in your design might be necessary. - Pavement Material: Gravel is the preferred material for this project. - Property is located along a busy Interstate. Require...

Job Description: We are seeking an experienced software developer to create code for a power electronics control system. The project involves using an Arduino DUE and the IMC101T T038 motor controller. The software should control and regulate both the grid side and machine side using Space Vector PWM (SVPWM). Communication between the Arduino and other components will be handled via serial communication. Additionally, the system should include a quadrant display using 4 LEDs to indicate whether it is operating in motor or generator mode. All datasheets and circuit diagrams will be provided. Key Responsibilities: Control and Regulation: Implement SVPWM on both grid and machine sides. Grid-side control: Adjustable power factor (cos(φ)), current, and power. Machine...

I'm looking for a creative graphic designer to create a 50x70 size advertising graphic for my business. Your design should be dynamic and attention-grabbing, following a shopping theme. Key Requirements: - Implement a shopping cart smashing through a wall. - Incorporate the slogan: "La qualità Conad, direttamente a casa tua." The prominence of the slogan should be somewhat notable but not overpowering. - Please use the color scheme: fff200, f6842a, and ed192d. Ideal Skills and Experience: - Adeptness in graphic design - Experience in designing advertising graphics - Ability to incorporate color schemes successfully - Strong understanding of prominence and subtle implication in designs. Your final design should not only str...

...feature for the captured voice clips. - Automatic saving of these voice clips without prompting the user. Firstly, I already use a plugin for the Streamdeck called “Sound Deck” for videogames and this plugin has a feature that allows me to record the voices, or sentences, of my teammates the voice chats and then i can immediately play the sentences back to them. I do that by using a Virtual Audio cable (which ive set in the windows settings to "listen to this device") so when someone ingame says something it can capture whatever the person said and record it with another programm, Stream Deck in my case. I am using the plugin "Sound Deck" to record the sentences by holding down the button on my soundboard and then i can...

...media integration for enhanced communication. - A secure payment gateway offering an effortless checkout process for users. - Implementation of video and study material storage facilities. - Live classes integration providing real-time learning experiences. Study Material Details: - Incorporation of text files, video lectures, and interactive quizzes for a well-rounded learning experience. The project offers a strict timeline, hoping to complete within 1 month. Ideal freelancers should have experience in educational website designs, full-stack development, as well as the storage and streaming of multimedia content. Proficiency in using interactive elements on the landing page is a must, and a portfolio demonstrating these skills is highly appreciated. The budg...

I am looking for a skilled programmer to develop an interactive chemistry experiment for me. You may code using JavaScript, HTML5 or using Python, so experience or proficiency in this language is crucial. Key Requirements: - Users should be able to drag and drop objects using mouse or in case of mobile- fingers. - It should offer a moderate level of interactivity. This includes features such as adjusting quantities and temperatures. If a user pours something in a beaker, it should show the beaker full. If emptied, beaker is empty. - Vector images of lab equipments like Test tube, beaker, burner etc can be found online. Ideal Skills: - Proficiency in Python or JavaScript. You may use CreateJS libraries. If you are a programmer with a passion for...

...inserted to the local machine and can sign PDF, XML, JSON, and Text files in bulk and with the following additional features: - Bulk Signing: It should support signing multiple files at once, with no specific limit. - Predefined Output Path: Users should have the option to assign a default output path for the signed files. - PDF Signature Display: For PDF documents, the utility should display the signature as an optional feature. The goal is to have this utility developed within a month. Ideal skills for this project include: - Proficiency in programming languages suitable for file processing (e.g. Python, Java) - Experience in developing software utilities or tools - Familiarity with e-signing mechanisms and standards - Prior exper...

...experienced developer to create an online medical appointment platform. The platform should include the following features: - Patient Registration and Profile Management: Patients should be able to sign up, create, and manage their profiles easily. This includes providing their personal details like name, address, and contact information. - Online Appointment Booking: Patients should be able to book appointments with General practitioners, Dentists, Physiotherapist, or Nurse online. The platform should be user-friendly and intuitive. - Doctor Availability Calendar: The platform should feature a calendar that shows the availability of the medical professionals so that patients can schedule appointments accordingly. Skills and experience that would be ideal for...

I need a software program built for Windows that will allow users to view and download PDF files from Autodesk Vault 2024. This application should be user-friendly, focusing on ease of use first. Key Features: - View PDF files directly within the program - Ability to download these PDF files - Compatibility with Windows operating system Ideal freelancers for this project should have skill and experience in: - Writing software for Windows - Working with Autodesk files - Building user-friendly interfaces Urgent Need!

I need a tool that extracts specific content (text and images) from PDF files and adds this data into a CSV file under designated headers. Key Requirements: - The tool should be designed specifically for Windows OS. PDF Data Extraction: - Need the tool to extract both text and images from the PDFs. CSV Insertion: - The extracted data should be sorted correctly under their respective column headers in a CSV file. Consistent PDF Structure: - It is important that the tool can handle data extraction from PDFs with a consistent structure. Ideal Skills and Experience: - Proficiency in developing Windows-based tools. - Experience with PDF data extraction. - Familiarity with CSV file manipulation in Python or related languages.

...record of previous balance, and new balance after addition, and login of who altered the balance. Bonus System (Missions Module converted to Bonus) Add Individual Rollover for this specific bonus. Maintain the option by provider or specific game. Released Bonus Report with Observations. In the Player's Internal Registration, there is an option to activate the bonus for them and check the progress of the rollover completion. Player Internal Registration When registering the player, add wallet directly when creating the new user via admin (currently, the wallet is only created if created via the main site). Add Tabs for Bonuses available for release according to Bonuses available through the system. Affiliates Panel Report of Deposits made ...

I require an expert in resume creation and formatting to enhance my CV in a professional manner. The main tasks are: - **Formatting:** I need the font ...related skills and certifications. I expect these to be seamlessly integrated into my resume. - **LinkedIn Integration:** I would also like you to refer to my LinkedIn profile for additional information that could be included in the resume. The ideal freelancer should be: - Proficient in resume writing and formatting. - Experienced in Financial Services Consulting. - Skilled at incorporating new skills and certifications seamlessly into a resume. - Able to complete the task within 5 calendar days. The final work product should be both a Microsoft Word and pdf documents.

I'm looking to have a 10-chapter ebook created, detailing fresh and innovative ways for people to supplement their income in the coming year. My aim is to engage readers with a unique and vibrant visual design, one that's both eye-catching and memorable. The format for this ebook will be PDF. Key requirements include: - Crafting a compelling, reader-friendly text that resonates with the audience. - Developing custom illustrations that are relevant to each of the 10 forms of income generation. These illustrations are crucial to engaging the reader and supporting the text. Ideal skills and experience for this job include: - Proven track record in creating engaging, visually appealing ebooks. - Proficiency in creating custom illustrations that effective...

I'm in need of a skilled web developer who can create an informational website for my newly established consultancy firm. Our company focuses on digital transformation, training services, and digital solutions management. The website is intended to act as a powerful marketing tool to attract businesses looking for support with their digital transformation journey. - Website Development through Wordpress and Elementor Key Features: - Service Descriptions: The website should clearly outline the range of services we offer, focusing on digital transformation, training services, and digital solutions management. - Case Studies or Success Stories: Incorporating case studies or success stories will help to showcase our expertise and provide potential clients wi...

The brochure is for a private chef who serves on yachts, in villas, for individuals or companies. The design should be simple and minimalist, targeting a luxury clientele. On the cover page, include images of people dining on a yacht or in a villa. Bilingual Layout: The brochure should be readable in both directions: one side in French and the other side in English. Texts are provided in the attached PDF files. Visuals: The presentation must feature the chef's photo. Fonts: The logo font is Caviar. The font choice for the text is open. File Requirements: Provide an InDesign file in the 21x21cm format with 3mm bleed. 8 or 12 pages, covers included

With a design in hand, I am planning to implement a modern, user-friendly Shopify store that caters specifically to fashion and ...user-friendly Shopify store that caters specifically to fashion and apparel consumers. I require an experienced developer, ideally with a background in fashion e-commerce, to execute the following: - Implementation of my store design on the Shopify platform. - Integration of a seamless shopping cart and checkout process to provide an effortless shopping experience. Proficiency in Shopify's feature set, particularly regarding e-commerce functionalities, is expected. A solid understanding of UX design for smooth transaction flows is also necessary. Please only bid if you can provide examples of previously executed Shopify stores in th...

We're on the hunt for the perfect company or individual to lead a high-impact marketing campaign for our innovative mobile app across TikTok, Twitter, and Instagram. What We Need: • Creativity and Innovation: We’re looking for unique, out-of-the-box ideas that will captivate and engage our target audience. • Expertise in Social Media: Deep understanding of the algorithms, trends, and best practices specific to TikTok, Twitter, and Instagram. • Content Creation: Ability to produce high-quality, engaging videos, graphics, and posts that align with our brand voice and resonate with users. • Campaign Management: Experience in planning, executing, and optimizing social media campaigns to drive app downloads and user engagement. • Analyti...

I am looking for a freelancer who can help me implement a meta ad service on Facebook Ads. Target Audience: - I have a specific demographic in mind for my ads. Budget: - My expected budget for this service is less Skills and Experience: - Experience in implementing meta ad services on Facebook Ads - Strong understanding of targeting specific demographics - Ability to work within a limited budget

I'm in need of an expert in video analytics for object detection, specifically guns and knives. The ideal candidate should be able to create a system that can flag the presence of these objects in real-time. Key Requirements: - Object Detection: Specifically for guns and knives - Real-time Processing: Immediate alerts in case of detection The project involves creating a robust and reliable system that can be used in a security setting. Experience in computer vision, machine learning, and video analytics would be highly beneficial.

Recreate a document with the same size and orientation. I have it in Word and PDF formats. Thank you.

...public spaces, highlighting innovative design and cultural heritage through interactive digital art. Requirements: -Proficiency in Blender for 3D modeling and animation, with a strong portfolio showcasing relevant work. -Experience in scripting within Blender to automate tasks and enhance animation functionalities. -Knowledge of integrating Blender projects with other software for interactive displays. - Demonstrated ability to work on projects that combine art and technology, particularly in public or large-scale settings. Deliverables: A series of high-quality anamorphic animations designed in Blender, ready for public display. A backend system for content management that facilitates easy updating and interaction handling. Comprehensive docume...

I need assistance in integrating an automatically generated Order ID within my Google Forms. Many people do it so, AT THE END the form, it will generate an ID number that will go into the Google Sheet where the responses go. In this case, I need it to be in form of a Short Question INSIDE THE GOOGLE FORM, Not at the end. So this way, the number generated will be part of the info the client sunbmits like Name, Phone Number, Zip Code, etc. Please ask questions before agreeing to begin.

I ll upload various images under specific keywords. I want members to receive 1 image after texting that keyword in their personal channel. Also i want that image to be deleted in storage so that it will not be forwarded to other member. I also want a channel for my accountant, where he ll be uploading bill in pdf. And i ll get all data in excel sheet.

I'm in need of an experienced mobile app developer who can fix an issue with our current application whereby it is failing to reflect updates made on Flux Builder, due to a malfunctioning API connection between Flux Builder and Vercel. Ideal Skills - Proficiency in mobile app development for both iOS and Android. - Previous experience in building E-commerce apps. - Familiarity with integrating shopping cart functionality. - Ability to design and implement promotional features within the app. Please include any relevant work samples in your bid. Looking forward to hearing from you!

We are looking for a talented designer to create a series of abstract illustrations for our upcoming print materials. The ideal candidate for this role will have experience in designing abstract illustrations and a strong portfolio from previous assignments. Key Project Requirements: - Create 2 abstract illustrations suitable for print materials - The designs should be as close to the two uploaded images as possible - Vector graphic - pdf - The image should be a square Please note that we are looking for a long term partner, making our future ai-designs to a printable versions. We are looking forward partering up with the person that can deiliver the best result based on our attached images.

I am looking to build an informational website which is oriented towards the general public. - Main focus of the website will be displaying furniture. SKILLS AND EXPERIENCE: - Proficient in creating visually engaging and user-friendly website designs. - Have experience in creating websites with a focus on showcasing products, in this case, furniture. - Should interpret and represent our brand effectively to the general public. - Understanding of how to create SEO-optimised content would be beneficial.

...of a device similar to a shopping cart coin lock with basic details. the unit will need to be 100mm long and 60m wide, and a height more than 50mm Details Needed: - While this project does not require detailing the tiny internal components, it is essential that the broad outline and primary function-related parts are accurately represented. Intended Purpose: - The designed CAD image will be used for patent application purposes, hence it is of utmost importance that the design meets patent illustrative standards and norms. Ideal Skills & Experience: - AutoCAD proficiency - Prior experience in designing patent illustrations - Knowledge of shopping cart coin lock systems would be advantageous This assignment is the first of many, with potential for ongoi...

We are looking for freelancers who could help us with a 4 week pilot in one of the grocery stores in Cincinnati area. You would be responsible for capturing data in the store with use of our iOS app. - This task will require visiting the same store on multiple days or even everyday in case you're available for 4 consecutive weeks. - work: 2-8h per day depending on your availability - Pilot start day: likely June 23rd. Before this date you would need to install the app, read the guidelines and visit the store for a few times for some app testing. - Most of the store visits would need to happen at 9AM More info to be provided in the private message Requirement: iPhone 11 or higher Store address: to be provided in a private message

I am looking for an AI trainer proficient in Python or java to assist me with my AI project. Key Requirements: - Proficiency in Python: You should be adept in using Python for AI projects. - Machine Learning and Deep Learning Skills: Ideally you will have a solid foundation in machine learning and deep learning concepts and their practical applications. - Communication Skills: A good trainer should be able to explain complex ideas in simple terms. I will require online and offline assistance, so you should be comfortable with both modes of training. The ideal candidate should be able to provide regular updates and feedback on my progress. I am eager to get started and would appreciate if you could commit some time to this project.

I need Ecwid expert who can help me to customise shopping form and should be did work on ecwid. Make sure they know ecwid and customizing. If not experienced in ecwid them please don't bid, I I'll simply refuse those bids are blinding bid with Yes I'll start now

...create a unique, eye-catching logo for my online lingerie store. The logo needs to reflect the brand's identity as a provider of high-quality, stylish lingerie items. Key Elements: - Colors: The primary colors for the logo should be pink and black. The designer should be able to incorporate these colors in a sophisticated, attractive way. - Symbol: The logo should incorporate a 'boca' symbol. This element needs to be integrated seamlessly into the design, enhancing the overall appeal of the logo. - Style & Font: I am looking for a bold style for the font. It should be clear, readable, and compelling. The ideal designer for this project should have: - Strong experience in graphic design, particularly in creating logos ...

I need an expert to set up a fully functional TikTok shop for me. I am a UK based client and aim to reach 20k followers organically. For this project, I have the following requirements: - Shop Setup: The freelancer will set up a TikTok shop (or have unused one) showcasing my products. The products will primarily be fitness equipment, health supplements and trendy affiliated products. The products should be showcased through a combination of images and videos. - Content Creation: The freelancer will create and upload necessary fitness, health product and music animated videos. The goal of this content is to engage the TikTok audience and ultimately achieve 20 plus followers. You tube or viral tik tok video to be downloaded , recreated (legally with little tweet), 100 viral...

I'm in need of a giveaway bot for TikTok Live. The bot is expected to have the following functionalities: - Automatic Winner Selection: The bot should be able to randomly choose a winner based on comments received during the live session. This feature is crucial to maintaining fairness and transparency during the giveaway. - Customizable Entry Requirements: I'm looking for a bot with the ability to set specific entry requirements. In this case, I'd like to be able to customize the giveaway by requiring participants to use specific hashtags. This will help in promoting the contest and ensuring it reaches the desired target audience. - Real-time Comment Monitoring: As the giveaway progresses, the bot should be able to monitor comments in real-tim...

To create a precise 3D model of a small-sized charging case for the AirPods Pro 2 in Blender, here's a detailed plan based on your specifications. Specifications Recap: PCB and Battery Dimensions: 33 x 40 x 10 mm AirPods Pro 2 Dimensions: Height (H): 30.9 mm Width (W): 21.8 mm Depth (D): 24.0 mm Design Requirements: The case should connect to the top and be formed like a butterfly. The two circular charging metals at the bottom should be positioned to the left and right. The part of the AirPods Pro 2 that goes into the ears should stick up 15 mm above the case. Steps to Create the 3D Model in Blender: Set Up Blender: Open Blender and delete the default cube. Model the Charging Case: Create the Main Body: Press Shift + A to add a new mesh, select C...

I need a freelancer to reassemble my 65-page PDF document in Arabic into a Word file. - The document is of a personal nature, so confidentiality and accuracy are paramount. - The main task will involve editing and proofreading the content, ensuring that the original message is preserved. - A sample page from the document is attached for your reference. The ideal candidate for this project should be proficient in Arabic, with a keen eye for detail. Previous experience in document reassembly and editing/proofreading is highly desirable.

I'm in need of a mid-level sales executive specializing in direct customer sales within the retail industry. The ideal candidate should have 3-5 years of experience in a similar role. Requirements: - Pr...retail industry. The ideal candidate should have 3-5 years of experience in a similar role. Requirements: - Proven track record in direct sales to customers - Strong understanding of the retail industry - Ability to drive customer engagement and sales - Excellent communication and negotiation skills - Proven ability to meet and exceed sales targets The selected candidate will be responsible for driving sales and building strong customer relationships. The successful candidate will need to be self-motivated, target-driven, and able to work well both independently and as ...

I'm in need of a proficient developer who can create a dynamic slider to showcase and navigate through products. Key requirements: - The slider should include both images and text descriptions of the products/ser...need of a proficient developer who can create a dynamic slider to showcase and navigate through products. Key requirements: - The slider should include both images and text descriptions of the products/services. - It must be interactive, allowing users to click through to the respective product pages for more details. Ideal skills include: - Proficiency in front-end development - Experience with e-commerce platforms or product showcasing - Understanding of user experience for online shopping - Ability to create interactive elements on a web...

I need someone to extract the data from a PDF file and build it into a Word document. The purpose of this is to make the content editable. - The PDF is simple, with only text and no complicated layouts, images or tables. - I would like the extracted text in the Word document to have a specific formatting style applied where headings are large, words are small. Ideal candidates should have experience with PDF to Word conversion, and possess skills in editing and formatting. Being detail-oriented is a major plus. Please note that the extracted content must be accurate and the final Word document should maintain a professional finish. Do NOT deliver this as a simple export because I could easily do that. Run grammar checking for English (Australia)

I am in urgent need of someone skilled in Human Resource Management (HRM) who can offer support in cert 4 HRM assessments specifically for: - Essay writing - Case studies The prospective freelancer will ideally have: - Proven experience in HRM and understand corporate environments, human resources procedures, and policies. - Strong written communication skills in presenting clear and concise essays and case studies. - Exceptional research skills to create comprehensive and detailed case studies. Note that the word count for assignments is yet to be confirmed, but you must be available for quick turnarounds as final deadlines are a few weeks away.

...developer to help me create a dynamic online auction platform that works mainly on IOS and Android devices. Here are some key features and functionalities that I'd like to be implemented: - Bidding System: An essential aspect of an online auction, the system should be intuitive and user-friendly for both buyers and sellers. - Each auction will come with a limited number of seats, which will need to be reserved first for upfront fees before the auction starts. Auctions will be timed and the items will be sold to the highest bidders when the time ends. - User Registration and Login: Users should be able to create accounts, log in securely, and manage their profiles. - Product Listing: Both administrators and registered users should be able t...

I'm seeking a professional to design an ERD (Entity Relationship Diagram) for use in business analysis. I've skipped clarifying the specific type of ERD needed, implying flexibility on how to best approach the task. This task includes, but is not limited to: - Drawing up an ERD based on data provided - Creating a simple EVA on the data provided - Guiding its use for business analysis tasks - Assuring its potential for further business application Ideal candidates will have experience in ERD design, business analysis, and applicable database knowledge. Please include applicable skillsets in your bid. Your approach and understanding of the task will make a difference when choosing the freelancer.