[Fully Remote] Junior Full-stack Product Software Engineer (React, TypeScript, Python, FastAPI, MongoDB)

Product Software Engineer Join Oleve as a contract Full-Stack Product Engineer and help us ship features across multiple AI-powered products. You'll work directly with our product team, jumping between projects and contributing to both our existing products like Quizard and Unstuck and new 0-to-1 products we're building from the ground up. From building responsive React and React native frontends to designing scalable Python backends to integrating AI-powered features, you'll be instrumental in delivering the product experiences that our users love as we scale from thousands to millions of users. What you'll do: Develop features across 3 products simultaneously Build responsive frontend interfaces using React and React Native Design and implement scalable backend services and APIs Integrate AI/ML features into product experiences Collaborate closely with our full-time product engineer Write clean, maintainable code that scales with our growth Debug and resolve issues across the full stack What we're looking for: Proficiency in Python, FastAPI and JavaScript/TypeScript Proficiency in React, React Native, and modern frontend development Strong e xperience with MongoDB, database design and optimization Strong e xperience working with LLMs, prompt engineering, and agentic framewrks AWS or cloud platform experience Strong communication skills and ability to work across time zones Contract Details: Remote work (Brazil/Latin America preferred) Competitive contract rates Hours must overlap with US Eastern time work hours

Location: São Paulo, Brazil, BR

Posted Date: 8/2/2025