Full Stack Software Engineer - Product
About Basic Capital
Basic Capital is a fintech company disrupting America’s $1T retirement industry by building the mortgage for retirement, unlocking market ownership, and making wealth accessible to every American. Our mission is to create products, platforms, and a credit marketplace that power a fundamentally new retirement system.
Our founding team includes leaders from Goldman Sachs, Uber, Block, Stripe, and Robinhood. We’re backed by top investors such as Lux Capital, Forerunner Ventures, BoxGroup, SVAngel, Inspired Capital, and Henry Kravis. Based in SoHo, NYC, we’re assembling a lean, high-performance team committed to reducing wealth inequality.
For more information, visit Basic Capital’s website.
You will
Join a small, high-impact team responsible for delivering exceptional user experiences across iOS, Android, and web platforms
Design and implement our new developer-facing API that will power third-party integrations
Architect and ship AI-powered features that enhance the user experience
Own the full product development lifecycle from design collaboration through deployment and monitoring
Participate in architecture discussions, planning, and code reviews across the stack
Required Competencies
Experience building and deploying agentic systems and embedding AI/ML in user-facing applications
Strong experience with modern backend frameworks, RESTful API design, and event-driven systems
Proficiency in any of the following: Kotlin, Swift, Rust, Java, Go, C/C++, Python, Ruby, or TypeScript
Preferred Competencies
Experience designing and documenting developer APIs
Experience in fintech or early-stage technology companies
Experience working in Kotlin backends
Experience with Temporal for asynchronous workflow orchestration
Cultural Fit
Passionate about solving big social problems with pragmatic solutions
Aptitude for complexity and curiosity for financial markets
Enjoys learning new technologies and selecting the right tool for each job
Adaptable and open to contributing across the tech stack as the team evolves
Autonomous, high agency, accountable, and thrives in a fast-paced environment
Strong collaboration and communication skills, working effectively in cross-functional teams
Excited to be a part of an in-office team