UI Developer
Remote
London, United Kingdom
Freelance
11-04-2025
Job Specifications
DataAnnotation is committed to creating quality AI. Join our team to help train AI chatbots while gaining the flexibility of remote work and choosing your own schedule.
We are looking for a proficient Frontend Developer to join our team to train our AI chatbots to code. You will work with the chatbots that we are building in order to measure their progress, as well as write and evaluate code.
To apply to this role, you will need to be proficient in either Python and/or JavaScript. Your role will require proficiency in at least one programming language/framework (JavaScript, TypeScript, Python, C, C#, C++, HTML/CSS, React, Go, Java, Kotlin, SQL, or Swift) in order to solve coding problems (think LeetCode, HackerRank, etc). For each coding problem, you must be able to explain how your solution solves the problem.
Benefits:
This is a full-time or part-time REMOTE position
You’ll be able to choose which projects you want to work on
You can work on your own schedule
Projects are paid hourly, starting at $40+ USD per hour, with bonuses for high-quality and high-volume work
Responsibilities:
Come up with diverse problems and solutions for a coding chatbot
Write high-quality answers and code snippets
Evaluate code quality produced by AI models for correctness and performance
Qualifications:
Fluency in English (native or bilingual level)
Proficient in either Python and/or JavaScript
Excellent writing and grammar skills
A bachelor's degree (completed or in progress)
Previous experience as a Software Developer, Coder, Software Engineer, or Programmer
Note: Payment is made via PayPal. We will never ask for any money from you. PayPal will handle any currency conversions from USD. This job is only available to those in the US, UK, Canada, Australia, or New Zealand. Those located outside of these countries will not see work or assessments available on our site at this time.
About the Company
Welcome to DataAnnotation! We pay smart folks to train AI. We offer a remote, flexible work model- you choose your own hours and get to work when you want, whenever you want. Apply now through our open Job Listings. Know more
Related Jobs
- Company Name
- GIOS Technology Limited
- Job Title
- SSIS/SQL Developer - Banking*
- Job Description
- Role: SSIS/SQL Developer Location: London, UK(Hybrid) We are seeking a skilled SSIS/SQL Developer to join our dynamic team. The ideal candidate will have a strong background in SQL Server Integration Services (SSIS) and SQL development, with a passion for data management and optimization. Responsibilities: Design, develop, and maintain SSIS packages for data integration and transformation. Write complex SQL queries, stored procedures, and functions to support application development and data analysis. Optimize database performance and troubleshoot issues. Collaborate with business analysts and stakeholders to understand data requirements and deliver solutions. Ensure data quality and integrity across various systems. Perform data migration and ETL processes. Document technical specifications and processes. Requirements: Bachelor's degree in computer science, Information Technology, or related field. Proven experience as an SSIS/SQL Developer. Strong knowledge of SQL Server and T-SQL. Experience with data warehousing and ETL processes. Familiarity with database design and development. Excellent problem-solving skills and attention to detail. Ability to work independently and as part of a team. Good communication skills.?
- Company Name
- Saragossa
- Job Title
- Python Developer
- Job Description
- Python Developer – Asset Management – Outside IR35 Contract Are you looking for your next opportunity? This will an initial 6-month contract with scope to be a multi-year engagement. The firm in question are looking for a Python Developer to be responsible for defining and shaping Python development practices and setting the foundation for future Python development at the organisation. Experience within Asset Management is ideal; however, they would consider general Financial Services Experience. This is an urgent requirement as they look for someone to start in the next couple of weeks. 4 days on site a week is also required – they are based in Central London. Ready to join a leading Asset Management firm? No up-to-date CV required.
- Company Name
- Venesky Brown
- Job Title
- Frontend Developer
- Job Description
- Venesky-Brown’s client, a public sector organisation in Glasgow, is currently looking to recruit a Front-End App Developer for an initial 6 month contract with potential to extend on a rate of £520/day (Outside IR35). This role will be hybrid working with attendance on site when required. Responsibilities: - Work across technical teams formed of supplier, contract and permanent resource - Develop new features to our web applications in a secure way in line with industry best-practices - Identifying production and non-production design discrepancies and UI defects - Train and knowledge share with colleagues - Looking ahead for future opportunities or blockers, and ensuring decisions by teams align with the technical direction - Identify operational improvements and work to ensure a stable service that can be enhanced - Anticipate and mitigate against project challenges or risks - Work with service designers, UX specialists and other developers to translate wireframes and mockups into real interfaces. Essential Skills: - Technology knowledge – ideally we are looking for someone with experience in as many of the below as possible: - Experience of modern JavaScript practices and industry standards regarding front-end technologies - Commercial experience with React, Typescript, NodeJS, Redux, HTML5, CSS3, Webpack, React Testing Library - Experience with RESTful APIs - Experience writing unit and integration tests - Experience with CI/CD (e.g. Jenkins), including build and package management tools - General knowledge - Experience in most or all of the following practices and design patterns: - Programming Best Practices (i.e. Clean Code, SOLID, etc.) - Are familiar with good continuous integration and continuous delivery principles - Experience of microservice design patterns - Bridging the gap between the technical and non-technical - Translate technical concepts between infrastructure, delivery management and service management so they are understood by all - Able to speak on behalf of technical and development teams and facilitate the relationships with indirect stakeholders - Able to share knowledge and mentor (potentially non-technical) colleagues Desirable Skills: - Commercial experience in building accessible websites in line with Web Content Accessibility Guidelines (WCAG) - Knowledge of multiple JS frameworks (i.e. React, Angular, Vue) - Java 8+ commercial experience would be advantageous - Experience in designing and developing RESTful microservices - Working experience with MySQL compatible DBs (MySQL, RDS, Aurora, MariaDB) - Knowledge or working experience in AWS & associated tooling - Experience with Docker/Bash/Shell Scripting If you would like to hear more about this opportunity please get in touch.
- Company Name
- Mindera
- Job Title
- Full Stack Engineer (Blazor/ .NET)
- Job Description
- We are looking for a passionate and skilled Full Stack Engineer with hands-on experience in building modern web applications using Blazor for the frontend and C# (.NET) for the backend. You'll be responsible for developing and maintaining end-to-end features, collaborating closely with cross-functional teams, and delivering high-quality, scalable software solutions. Requirements Key Responsibilities: Design, develop, and maintain modern, scalable web applications using Blazor WebAssembly/Server and .NET (C#) Build reusable UI components and libraries with Blazor to improve productivity and consistency Implement RESTful APIs and backend services using ASP.NET Core Collaborate with product managers, designers, and other engineers to define, design, and ship new features Write clean, maintainable, and well-tested code Troubleshoot and debug issues across the stack Participate in code reviews and mentor junior developers as needed Optimize applications for maximum speed, scalability, and responsiveness Stay up to date with emerging technologies and best practices in .NET and web development Benefits Competitive day rate