Senior Full-Stack Engineer (Backend-Leaned) - Remote-First

La Fosse; United States; Remote; GBP 90,000 - 110,000; Full time

Benefits offered by this job

Remote-first

Competitive salary

Impactful product work

Job summary

La Fosse is seeking a Senior Software Engineer (Full-Stack with backend emphasis) for a leading sports tech company. You will own architecture and drive production systems used by elite athletes and coaches worldwide.

Expect autonomy from day one, a remote-first team, and a platform that ships hundreds of times daily. C#/.NET, Node.js, React/TypeScript experience is essential, with AWS and PostgreSQL as core tech.

Qualifications

• Deep experience in full-stack engineering with backend focus (C#/.NET).
• Strong systems design and event-driven architecture exposure with message buses.
• Track record at product companies with end-to-end ownership.

Responsibilities

• Own architecture from design through production and scale.
• Mentor others and set technical standards across teams.
• Collaborate with cross-functional teams to ship features at pace.

Skills

C#/.NET

Node.js

React

TypeScript

Event-driven

Kafka

RabbitMQ

AWS

PostgreSQL

Tools

AWS

PostgreSQL

Kafka

RabbitMQ

Job description

La Fosse is seeking a Senior Software Engineer (Full-Stack with backend emphasis) for a leading sports tech company. You will own architecture and drive production systems used by elite athletes and coaches worldwide.

Expect autonomy from day one, a remote-first team, and a platform that ships hundreds of times daily. C#/.NET, Node.js, React/TypeScript experience is essential, with AWS and PostgreSQL as core tech.