Hands-On Tech Lead & Senior Full-Stack Engineer (Fintech)

Simple Solutions; San Francisco (CA); Hybrid; USD 180,000 - 260,000; Full time

Job summary

Simple Solutions is seeking a Sr Full Stack Engineer / Technical Lead to join on site in San Francisco. You will shape architecture, set engineering standards, and own delivery of a secure, scalable fintech product for emerging markets.

Expect hands-on leadership across React/TypeScript, Python, Go or Rust, Postgres, and AWS, with a focus on performance and reliability. You will mentor engineers, collaborate with product, design, and operations, and work closely with founders.

Qualifications

• 7–10 years building and shipping consumer-facing web/mobile apps with full-stack exposure.
• Proficient in React/TypeScript, Python, Go or Rust, Postgres, AWS and modern CI/CD.
• Demonstrated experience managing technical teams and mentoring engineers.
• Experience in fintech or banking/crypto remittances a plus.

Responsibilities

• Define architecture and engineering standards for the product.
• Lead delivery of a secure, reliable, scalable fintech product.
• Mentor and grow the engineering team; collaborate with product, design, and operations.
• Coordinate with founders; potential expansion to broader engineering leadership.

Skills

Full-stack

React/TypeScript

Python

Go/Rust

PostgreSQL

AWS

CI/CD

Mentoring engineers

Tools

PostgreSQL

AWS

Job description

Simple Solutions is seeking a Sr Full Stack Engineer / Technical Lead to join on site in San Francisco. You will shape architecture, set engineering standards, and own delivery of a secure, scalable fintech product for emerging markets.

Expect hands-on leadership across React/TypeScript, Python, Go or Rust, Postgres, and AWS, with a focus on performance and reliability. You will mentor engineers, collaborate with product, design, and operations, and work closely with founders.