We are hiring a Principal Full-Stack Engineer to join one of the largest banking institutions in the U.S. – a highly complex, high‑impact environment where engineering decisions truly matter.
What you’ll be doing:
Lead the design and development of scalable backend services in Java (Spring Boot)
Build and optimize secure, high-performance APIs
Contribute to and guide React-based frontend architecture
Work hands‑on with LLM/AI technologies (Claude or similar), integrating them into real-world applications
Drive best practices across code quality, architecture, and performance
Mentor engineers and support UI developers in delivering high-quality solutions
Partner with stakeholders to translate business needs into technical execution
Contribute to system design discussions, code reviews, and continuous improvement