Senior Full Stack Software Engineer - Remote in US

At least 5 years of experience building production-grade software At least 3 years writing production-level Node.js code using modern frameworks like Fastify or Express Backend expertise using TypeScript and Node.js Ability to design and implement scalable RESTful and/or RPC-style APIs Experience integrating AI/ML services into production applications (highly desired) Product-minded engineering approach Comfortable making changes to React/Next.js codebases Database proficiency with RDBMS and SQL (MySQL or PostgreSQL) Solid understanding of software engineering fundamentals and full development lifecycle Cloud infrastructure experience with at least one major cloud provider (AWS preferred) Proven success working 100% remote Experience working with a distributed, national team

Design, develop, and maintain backend services, APIs, and data pipelines Architect and build scalable backend services using Node.js and TypeScript Own end-to-end delivery of complex integration projects with third-party lending systems and APIs Contribute to AI-powered features and initiatives Collaborate with engineers, product managers, designers, and business partners Champion best practices in architecture, security, testing, monitoring, and deployment Provide mentorship and share knowledge Take initiative on technical challenges and explore new tools Join a rotating on-call schedule