Senior Developer
Core
Design, develop, test, and deliver full-stack web applications for a fintech startup, translating advisor and investor needs into technical solutions while operating in a regulated environment.
Role type
Senior Full-Stack Developer (Fintech)
Builds
Production web applications (.NET Core/C# backend, React/TypeScript frontend, PostgreSQL) and AWS infrastructure for financial advisors and investors.
Domain
Financial Services / FinTech / Wealth Management
Deliverable
production ML models | product features
Required skills
C#/.NET Core, React, TypeScript, PostgreSQL, AWS, Docker, CI/CD, AI-assisted development, system design, security best practices
Preferred skills
FinTech/wealth-tech experience, SOC 2 familiarity, agentic/AI-augmented systems design, AWS cloud architecture and security, RAG, MCP, agent development
Technologies
.NET Core, C#, React, TypeScript, PostgreSQL, AWS, Docker, MCP, RAG, ASP.NET
Responsibilities
Design and deliver features across backend, frontend, and data layers; own reliability and maintainability of production solutions; use AI coding tools to improve speed and quality; mentor teammates through code reviews and pairing; partner with product and design on requirements and architecture; ensure application security in a regulated environment.
Seniority
Senior, hands-on IC with mentorship (via careerplan.io/jobs/Seeds-Senior-Developer-senior-developer-at-seeds)
