Fullstack Developer (Python / FastAPI / Next.js)

DO OK is looking for an experienced Fullstack Developer to join our team and contribute to life-changing software services. In this fully remote role, you will work on advanced applications, integrating AI-powered features and managing complex data workflows.

Key responsibilities

• Designing and developing fullstack applications using FastAPI and Next.js.
• Building and maintaining robust REST APIs and implementing ETL pipelines.
• Integrating LLMs and building AI-powered features using LangChain.
• Designing database structures and managing cloud infrastructure on Azure.
• Contributing to architectural and product decisions within the development team.

Requirements

• Over 6 years of professional experience in Python development.
• Strong proficiency in JavaScript and Next.js for fullstack frontend development.
• Practical experience with LLMs and OpenAI integration for at least 2 years.
• Extensive background in data science workflows, including NumPy and analytics.
• Solid experience with MongoDB schema design and Azure cloud infrastructure.

What we offer

• Opportunity to work on innovative projects involving AI and large-scale data processing.
• A fully remote work environment that supports professional growth and technical excellence.
• Collaboration with a skilled team focused on high-quality software architecture and modern development practices.