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Top freelance OpenAI APIs developers available to hire
I love to teach what I know. I think I can explain things easily with examples. I have been working as a Software Engineer for the last 5 years and have worked with some of the world's most reputed companies like **Open AI, Scale AI, Doloras Lab**, etc as a freelancer.
Upwork Profile: https://www.upwork.com/freelancers/~017c52f0d690bf476e
Hi I'm a web developer with **6+ years of experience**. I have a proven track record in several industries such as web3, AI, automation, eCommerce, IoT, and fintech. I have a strong focus on creating great user experiences and I'm known for my ability to deliver clean, scalable, and maintainable code. I follow a very simple yet effective code of conduct: I always listen to my clients before making decisions and value their time by being upfront about my skills and competencies.
I'm fluent in english speaking and writing, I **will come on Zoom/Meet without any problems or hesitations for demos and progress updates.**
### ✅ MY SKILLS
◆ I have worked with MERN stack for frontend and backend development for more than 7 years to build high performance IoT backend as a service. I have 4+ years of experience in IoT and 2+ years in LLM.
◆ I've worked with ReactJS, Javascript, JQuery, StimulusJS, HTML5, CSS, Bootstrap, TailwindCSS for Frontend development
◆ I've worked with PostgreSQL, MySQL, MongoDB, Redis, Memcache, for the database caching and queuing.
◆ I have integrated different payment gateways such as Stripe and 2checkout, Braintree, [authorize.net](http://authorize.net/), GooglePay, Apple Pay, and many others.
◆ I've deployed applications on Linode server, Digital Ocean, Elastic Beanstalk, Heroku, Google Cloud servers, EC2, and EKS.
◆ I've Integrated lots of 3rd party APIs like Google Maps, BitGo, Skyscanner, Google Finance, LinkedIn, DocuSign, Youtube, Facebook, X (Twitter), and many more. I've deep knowledge to work with the latest technologies.
◆ I have worked with web3 including CoinGecko, DexTools, DexScreener, Covalent, GoldRush, BitQuery, and more.
◆ I have built social and crypto bots for X, Telegram, Whatsapp, Slack, and Discord.
◆ I've broken monoliths architectures into microservices using Redis or Kafka at the core, and Kubernetes to manage the cluster.
### ✅ MY TECK STACK
**◆ Frontend:** React, Tailwind, Next, Radix UI, Shadcn/ui,.
**◆ Backend:** Express.js, MongoDB, Node.js, Nest.js, Postgres, Redis, Kafka, BullMQ, RabbitMQ.
**◆ No Code:** Webflow, Retool, Bubble, Framer, Graphana.
**◆ LLM:** OpenAI GPT, GPT4o, Claude, Meta Llama, Google Vertex, ChromaDB. PineconeDB, LangChain, AI agents, prompt engineering
**◆ DevOps (CI/CD):** Kubernetes, Cloud build, Nginx, GitHub Actions. Vercel, Jenkins, Bamboo
**◆ Documentation:** Docusaurus, Nextra.
**◆ Protocols:** REST, gRPC, WebSockets, GraphQL, OAuth, OAuth2.0.
**◆ Analytics:** PostHog, Google Analytics, Mixpanel, Moesif, June.
I'm one of the makers of [grandeur.dev](https://grandeur.dev/), an IoT platform that packs away the complexities of IoT development and gives engineers a way to build IoT apps, connect real devices, and monitor/control them in real time. It has builtin auth, connectivity, storage, drag and drop app building, over-the-air software upgrades, APIs, and more. It's an extremely ambitious project, AND MY BRAINCHILD and you can access it at [console.grandeur.dev](https://console.grandeur.dev/).
### ✅ FIVE REASONS WHY YOU SHOULD CHOOSE ME
◆ I will communicate frequently and do project check-ins so you know the progress of my work every step of the way.
◆ I'll work till the end and after to ensure that your site is not just developed but lasts the test of time.
◆ I will never have you feel that I am burning through your time or cash.
◆ I've been able to produce sites with extremely small deadlines.
◆ And yes, I can do a quick sample work according to your need.
I'm always interested in connecting with new people and exploring new opportunities. Feel free to reach out to me for any queries even if you don't have any formal requirements yet! You can come to me with a problem and I'll help you develop solutions. Let's get in touch!
# Full-Stack Web Engineer | Lyon, France
Experienced engineer with expertise in modern web technologies (React, Node.js, Angular, Spring). Passionate about sharing knowledge through mentoring. Previously tutored Java concepts at Upwork. Strong focus on clean code and best practices.
**Core Skills**: JavaScript/TypeScript, Java, React, React Native, Spring Boot
**Industries**: Real Estate, Transportation, Energy, Education
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.
**Mobile App Expert | iOS (Swift/SwiftUI) & .NET MAUI Developer**
Hi, I’m **Kevin McNeish** — a senior software engineer, mentor, and author with *25+ years of experience* helping developers and companies build robust mobile apps and backend systems.
I specialize in:
- **Mobile**: iOS (Swift, SwiftUI, UIKit), .NET MAUI, Xamarin
- **Backend**: APIs, SQL Server, Entity Framework, .NET Core
- **AI**: Integrating ChatGPT, OpenAI APIs, and intelligent assistants into apps
Whether you're stuck on a tricky SwiftUI layout, architecting a MAUI app, or looking to level up your dev skills or career — *I’m here to help.*
**Let’s work together to move your project forward with speed and confidence.**
A freelance consultant having 10+ years of programming and project management experience. These days I am focusing on PHP Laravel and Python for data scraping and automation.
I'm a full stack software engineer, technical writer and computer science educator. I enjoy testing, debugging, refactoring, application design, maintaining projects and teaching.
My primary technologies are JavaScript, React, Express (PERN stack), Playwright, Puppeteer, Python, Flask and C. See my [Stack Overflow tags](https://stackoverflow.com/users/6243352/ggorlen?tab=tags) for more technologies ordered roughly by my interest and experience.
In addition to Stack Overflow, I'm active on [Code Review Stack Exchange](https://codereview.stackexchange.com/users/171065/ggorlen). Feel free to peek at a few of these reviews to get a sense of the insights I can offer your code.
For further information, visit my [Codementor FAQ](https://ggorlen.glitch.me/codementor).
I'm looking forward to hearing about your project!
_<sub>Profile picture by the wonderful [Emily Huston](https://emilyhuston.github.io) ❤️</sub>_
Business Intelligence Engineer with 10+ years of Looker/LookML experience and 1 year of Tableau experience. Former data scientist, web developer, and operations analyst. I'm happy to help you with building analytics solutions, whether it's just some quick questions or a longer consulting arrangement.
I have worked within FAANG teams and other big tech organizations and have a great understanding of how things *should* work when the right structures are in place. I've seen enough examples of things breaking to have a good "sixth sense" with troubleshooting and take pride in my ability to solve urgent issues.
Data engineer | Machine Learning Engineer | Software engineer
with proven record of 10 years in building data strategy and delivering ML/AI and data solutions
As a seasoned full-stack architect and certified cloud developer with over 14 years of diverse IT experience, I bring knowledge and expertise to every project. My proficiency spans Java 21, Spring Boot, Spring Cloud, Python, OSGi, Apache Wicket, Node.js, Angular, and TypeScript, ensuring robust and scalable solutions tailored to client needs.
My hands-on experience with Docker and Kubernetes enables me to create efficient, containerized applications that streamline development and deployment processes. Furthermore, I have vast DevOps experience, expertly utilizing Azure ADO, Git, and CI/CD pipelines to enhance development workflows and ensure seamless integration and delivery.
As a certified Azure Cloud Architect, I specialize in designing and implementing cloud infrastructure that drives innovation, operational efficiency, and scalability. I have successfully architected and deployed numerous cloud-based solutions, leveraging the power of Azure to deliver high-performance, secure, and cost-effective systems.
I possess strong communication skills and excel in distributed environments, ensuring clear and effective collaboration with distributed teams and clients. My ability to articulate complex technical concepts has been instrumental in driving project success.
I have significant experience in Kafka, building RESTful services, and working within a microservices environment, which allows for scalable, resilient, and maintainable software architecture.
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Frequently asked questions
How long do OpenAI APIs 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 OpenAI APIs 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 OpenAI APIs request on Codementor, check out our article.
How much does it cost to hire a freelance OpenAI APIs developer?
We don’t charge anything when you post a freelance hiring request for OpenAI APIs 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 OpenAI APIs developers different?
We do a comprehensive technical and communications screen of all OpenAI APIs 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 OpenAI APIs 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 OpenAI APIs 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.