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Senior Full-Stack Engineer with AI/LLM Product Experience at Katapult Labs. Remote Location: Colombia. About Katapult Labs. Katapult Labs brings together exceptional LATAM talent and leading-edge technology to help scale U.S. startups. With an AI-first approach, we create world-class solutions in product, engineering, and business growth. We partner with top founders from networks like 8VC and Action Capitals experienced operators building venture-backed companies.. Project and Role Overview. You will be working on a greenfield project with the mission to help tastemakers, people like travel agents and content influencers. This includes building a next-generation platform from scratch, blending AI-powered features, intuitive user experience, and system-level integrations. The role offers technical and creative freedom, where you will explore, prototype, and deliver innovative solutions. As a Senior Full-Stack Engineer, you will play a key role in the end-to-end design and development of the platform. You will have the freedom to experiment with new technologies, propose creative solutions, and build novel experiences that push the boundaries of what has traditionally been done. You will work closely with the Product and Engineering Lead as well as stakeholders to explore options and build the product.. Responsibilities. Design, build, and maintain scalable full stack applications using TypeScript, React, Node.js, PostgreSQL, vector databases, and other leading edge technologies used in AI/LLM products.. Develop AI/LLM-powered features that enhance productivity and personalization.. Collaborate with product stakeholders to define and execute technical vision and strategy.. Lead experiments, prototypes, and proof-of-concepts to validate ideas quickly.. Integrate with third-party services (Google, Microsoft, etc.) ensuring seamless authentication and workflows.. Ensure code quality, performance, and scalability across the stack.. Requirements. Strong experience with TypeScript, React, Node.js, and PostgreSQL.. Proven experience in building and shipping products end-to-end.. Hands-on experience with AI/LLM application development.. Ability to thrive in greenfield/early-stage environments with high autonomy.. Nice to Have. Experience with Next.js.. Familiarity with Vercel AI SDK (or similar frameworks).. Experience with vector databases (Pinecone or similar). Experience with graph databases (Neo4j). DevOps or infrastructure experience. Background in Google & Microsoft integrations (OAuth).. Perks. Opportunity to own and shape the product vision from the ground up.. Creative freedom to experiment with cutting-edge tech and new ideas.. Collaborative, startup-like environment with high impact and visibility.. Work with a global, innovative team on a game-changing product.. What we offer:. We believe in empowering our team with flexibility, competitive benefits, and a supportive work environment. Here’s what we offer:. Work-Life Balance. Work from Anywhere in Latin America. : Enjoy the freedom to work remotely from any country in Latin America.. 15 Days of PTO per Year. : Take time to recharge with paid time off, accrued monthly (1.25 days/month).. Country-Specific Federal Holidays. : Celebrate your local holidays without using PTO.. 8 Non-Cumulative Days Off per Year. : Additional days off for personal needs or unexpected events.. Financial Benefits. Monthly Payment in USD. : Get paid in US dollars, no matter where you are.. Contractor Agreement with No End Date. : Enjoy the stability of a long-term contract.. Work Setup & Wellness. BYOD (Bring Your Own Device). : Use your own equipment and receive $50/month as a rental stipend.. Health Insurance Stipend. : Get $75/month to support your health and wellness.