Software Engineer - Core Financial Platform
Confirmed on the employer's own hiring board on Sep 27, 2026. First seen by Alion on Dec 17, 2025. Basic Capital scores C on the Alion truth index.
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 an elite team of engineers responsible for building systems that facilitate trading and money movement
Build and maintain core trading, financing, and fund management systems
Design and architect systems that orchestrate and reconciles complex flows of funds
Participate in architecture discussions, planning, and code reviews across the stack
Required Competencies
Strong experience with modern backend frameworks, API design, and event-driven systems
Strong architecture design and problem-solving skills
Proficiency in any of the following: Kotlin, Rust, Java, Go, C/C++, Python, Ruby, or TypeScript
Experience working with MySQL or PostgreSQL
Experience with modern build systems and cloud infrastructure (AWS, GCP, Azure)
Preferred Competencies
Experience building trading systems, lending systems, and asset management systems
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