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Top freelance UI design developers available to hire
Reach out anytime at david@objective.enterprises
I am a React and TypeScript engineer with over 10 years experience. I have extensive background with tools like HTML, CSS, JavaScript, NextJS, ExpressJS, PostgreSQL, MongoDB, and Google Firebase. My specialties are absolute beginners, small businesses, and aspiring engineers. I have guided hundreds of students into their first development job. I provide full support to development job-seekers, from mock interviews to career coaching. I can help you fix bugs quickly and fully understand each part of the solution.
I offer tutoring services including, bootcamp support, long-term mentoring, and a complete educational experience. I have directed teaching programs and led classroom instruction in fullstack development, professional strategies, and game development. I also started without a formal background in computer science. I know you can cross that gap in an engaging, accessible, and fun way.
Everyone that wants to make great software should be able to. I can help you learn to make apps with the features you want and explain exactly how they work. If you want to become a professional software engineer or entrepreneur and are eager to gain the necessary knowledge, I would be honored to help you improve your understanding, code, or career.
I can help you assemble and manage a team of developers or coach you through an individual project. I offer pair-programming, consulting, and architectural planning alongside direct management and training. I can help key contributors or entire teams deliver features and understand how their solutions work. I can guide decision makers through complicated technical challenges to confidently determine the best course of action.
**Stuck on a tricky bug in your AI-generated code? Need to turn a fragile prototype into a production-ready app?**
I'm a **senior AI engineer** who specializes in solving the unique challenges of building with LLMs and automation tools.
As an expert in both **AI code rescue** and **workflow automation**, I can help you with:
* **Debugging Tricky AI Code:** We'll jump on a call and fix that bug in your `LangChain`, `OpenAI`, or `Replit` project.
* **MVP Code Reviews & Hardening:** I'll perform a detailed review of your prototype for security, scalability, and best practices to get it ready for launch.
* **Building Custom AI Workflows:** As a freelancer, I can architect and build the efficient automations your business needs.
* **Career Mentorship:** I can guide you on the path to becoming a highly skilled AI Automation Engineer.
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### **Example Freelance Engagements**
Below are examples of common freelance projects I can help you with. If your project looks like one of these, send me a message with the details, and I can provide an hourly estimate.
* **AI-Generated MVP: Code Review & Hardening Plan**
* I perform a comprehensive review of your prototype's codebase. You'll receive a detailed report covering security vulnerabilities, scalability issues, and a concrete action plan to get your MVP production-ready.
* **Build a Custom AI Automation Workflow**
* I work with your team to map out a key business process and build a robust AI-powered automation to improve efficiency. Ideal for sales, marketing, or internal support workflows.
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My stack includes `Node.js`, `Python`, `React`, `LangChain` & `OpenAI`. Let's solve your problem—**book a session or send me a message!**
I'm Matei, a full-stack developer with over 10 years of experience, specializing in JavaScript, React, and Node.js. I help developers at all levels overcome challenges, from debugging complex issues to understanding core concepts. My approach is patient and tailored to your needs, ensuring you gain confidence and clarity in your coding journey.
Format:
- regular (long term) or one-time
- for any level (beginner/intermediate/advanced)
- 45-90min sessions, up to 6hrs on request
- personalized take-home tasks & resources
Availability:
- until Jul 15: 4:00-6:00, 15:00-18:00 UTC
- after Jul 15: 4:00-18:00 UTC
- last minute or late night sessions on request (email matei@copot.eu)
Technologies:
- JavaScript: ESNext, NodeJS/Deno, TypeScript, React, Vue, NodeMCU, & more
- Front-end Web Dev: HTML5, CSS3, responsive design, PWAs, SPAs, & more
- Back-end Web Dev: Express/NextJS APIs, Python, AWS, Docker, SQL, PHP, & more
- App Dev: Mac/Linux & Android, Electron, Expo, Python, Stripe, UX, & more
- others: always curious about other technologies, e.g. haskell, ruby, WASM, WebGL...
= Why me?
I'm typically paid €100/hr by top companies, so the lower rate here means you're getting top-tier expertise at an accessible price. I enjoy mentoring because it brings variety and a more collaborative and relaxed dynamic.
I have a proven track record of guiding learners from zero experience to landing high-paying jobs. My teaching adapts to your pace and goals — you'll always get honest, actionable advice, including what’s realistic and what’s not.
If you're serious about growing your skills or career in tech, I’d be glad to support your journey.
I am a full-stack software engineer with over seven years of experience building and managing web applications. Passionate about solving real-world challenges through code, I specialize in developing scalable, efficient, and user-friendly solutions. My expertise spans multiple technologies, and I am committed to continuous learning to stay ahead in the ever-evolving tech landscape.
Technical Expertise
Frontend Development
Proficient in HTML, CSS, JavaScript, TypeScript, and modern frameworks such as React.js, Redux, Next.js, and React Native. Experienced with UI libraries like Bootstrap, Material UI, Tailwind CSS, Semantic UI, and Styled Components.
Backend Development
Skilled in Node.js, NestJS, Express.js, Python, and Django, designing and implementing powerful backend systems that ensure performance and scalability.
Mobile Development
Experienced in React Native and Expo, crafting responsive and intuitive mobile applications.
Databases
Proficient in MongoDB, MySQL, PostgreSQL, and GridDB, ensuring efficient and well-structured data storage solutions.
CMS & No-Code Solutions
Capable of developing and customizing web solutions using WordPress and Wix.
APIs & Development Tools
Well-versed in RESTful APIs, GraphQL, authentication (JWT, Passport.js), file handling (Multer, Cloudinary), email services (Nodemailer), testing (Jest), version control (Git, GitHub), and payment gateway integration (Paystack API).
Technical Writing Experience
Beyond software development, I have over six years of general writing experience, including three years focused on technical content creation. I have collaborated with tech companies such as Cloudinary and Bunzz, producing clear and engaging content on topics like blockchain, video streaming, and software development. My expertise includes writing API documentation, user guides, FAQs, knowledge base articles, and technical blogs, ensuring complex concepts are accessible to diverse audiences.
Work Ethic & Collaboration
I am a detail-oriented, responsible, and reliable professional with excellent communication and time management skills. I thrive in collaborative environments and am always open to learning and adapting to new challenges.
Let’s Connect
If you're looking for a skilled full-stack developer or an experienced technical writer, I’d love to collaborate. Feel free to reach out for a discussion—I’m available for chat or video calls and respond promptly to inquiries.
Looking forward to building exceptional solutions together!
Hi! I'm Experienced Full-Stack Web Developer (Angular, React, Javascript, NodeJs), Use my powers to turn your dreams into reality. I learned to program making websites from scratch with HTML, CSS, Javascript, React, Redux, Angular, NodeJs, Express and MongoDB.
MERN stack (MongoDB, Express, ReactJS, and NodeJS).
MEAN stack (MongoDB, Express, AngularJs, and NodeJS).
Wordpress (Custom Themes, Modifications, Performance... )
This means that you can ask me for help on anything related to Javascript, HTML, CSS (and SCSS/Sass of course), responsive/mobile websites, usability an so on.
With 9 years of experience developing software, I always advocate for the best available solutions and the cleanest code. I also love to explain how and why the code works so you can also learn more from it.
Built in 1981, I've been a developer for the past 15+ years. I started out as a webdeveloper at a large Dutch bank but got into native (iOS) development as soon as the first iPhone 3G landed in The Netherlands.
After that I started gaining experience and specialist as a cross-platform mobile developer in both hybrid- (Cordova and Ionic Framework) and native (Xamarin) platforms.
After this, I gained interest in (app/web) product development and started a job as Tech Lead as a startup to learn the ropes on this hands-on.
With over 6 years of experience in Figma and 4 years building web applications with HTML & CSS, I am a seasoned Front-End Developer and UI/UX Designer who excels at transforming ideas into visually stunning and user-friendly digital experiences.
I bring a strong proficiency in Figma, using it as a powerful tool to craft pixel-perfect designs that captivate and engage users.
My coding skills in HTML and CSS allow me to seamlessly translate designs into responsive and accessible websites.
Furthermore, I am well-versed in the intricacies of WordPress and Shopify, two of the most prominent platforms for web development and e-commerce. My ability to customize and optimize these platforms ensures that clients receive websites that are tailored to their unique needs, whether it's a dynamic blog, an online store, or a corporate website.
With a passion for staying up-to-date with the latest industry trends and a commitment to delivering high-quality results, I am dedicated to helping businesses and individuals establish great digital products.
I'm a **professional software engineer** having more than **7+ years of experience** in the programming. So I'll be honored to work with you for any project you require at the lowest cost with the best quality.
As a Full Stack Developer, I have worked on a variety of projects ranging from small websites to large scale enterprise applications. My expertise includes front-end technologies such as **HTML5, CSS3,Bootstrap,Material UI, JavaScript, React, and Angular** as well as back-end technologies such as **.NET Core, MVC 5 ,REST FUL API, C# and SQL server**. Additionally, I have experience in Repository pattern, cloud deployment using Azure and AWS.
I love to solve issues and debug problems that might arise into smaller solutions that make it well clear and more meaningful for anyone. I have vast knowledge with over 6 years of experience in programming with different technologies
Confident, charismatic and competitive with an aptitude to communicate and build positive relationships. My entrepreneurial spirit and love for the creative process allows me to revel in the peculiar and unusual. I enjoy holding space for new idea that may be considered radical. This is what sets me apart from others.
How to hire a freelance UI design developer on Codementor
STEP 1
Post a UI design request
We'll share your request with freelancers with relevant UI design skills and expertise.
STEP 2
Review & chat with UI design freelancers
Use our messaging feature to instantly chat with freelance UI design developers around the world.
STEP 3
Hire the best UI design freelancer
Choose the best freelance UI design developer that meets your needs.
Frequently asked questions
How long do UI design projects normally take?
The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance UI design project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance UI design request on Codementor, check out our article.
How much does it cost to hire a freelance UI design developer?
We don’t charge anything when you post a freelance hiring request for UI design developers! You’ll have the chance to determine what the budget for your project is when you post the request. You’ll only need to pay the developer if you’re 100% satisfied with their work. Please know that Codementor charges a small service fee when a developer completes the job.
What makes Codementor UI design developers different?
We do a comprehensive technical and communications screen of all UI design developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing UI design developers’ user satisfaction rates.
What happens if I’m not happy with the freelancer’s work?
As a platform, we strive to ensure you’re always happy with your UI design project’s results. If you’re unsatisfied with the results, you can choose to get a refund for the project. Additionally, you can contact our support team should you need any further assistance with your project.
For more answers to frequently asked questions, see here.