Senior AI Full-Stack Developer | Node.js, Next.js, AWS, AI Agents & RAG

We're building an **AI-first learning platform** that helps developers learn programming, build real-world applications, and improve their coding skills through interactive lessons, hands-on projects, and AI-powered assistance. We're looking for a **Senior Full-Stack Developer with strong Backend expertise** to help us build and scale this SaaS product. **Tech Stack:** - **Backend:** Node.js, TypeScript, Express.js, REST APIs - **Frontend:** React, Next.js, JavaScript - **Cloud:** AWS, Docker, CI/CD - **AI:** OpenAI API, Claude API, LLM Integration, AI Agents, RAG, Vector Databases - **Database:** PostgreSQL, Redis **What You'll Do:** - Build scalable backend services, APIs, and SaaS architecture. - Develop modern React/Next.js features. - Integrate AI-powered coding assistants and personalized learning workflows. - Implement authentication, database integrations, and cloud infrastructure. - Collaborate on architecture, development, testing, and deployment. **What We're Looking For:** A reliable, experienced developer who writes clean, maintainable code, communicates proactively, takes ownership, and enjoys building real products. **Collaboration:** - Long-term opportunity, 40 hours/week. - Remote, flexible working hours. - Regular team meetings around **10:00 AM Kyiv time (EET/EEST)**. - Clear communication, consistent progress updates, and ongoing collaboration. We're looking for someone who wants to grow with the product, not just complete a one-time task. **To apply:** Share your relevant Node.js/Next.js SaaS experience, any AI integrations you've built, and your availability.