
About the role
Overview
We are seeking a Senior Backend Developer to help design and operate the core systems powering our client's products, focusing on scalability, performance, and reliability in the Web3 and blockchain ecosystem.
Skills
Candidate requirements
These are the minimum requirements a candidate must meet to be considered for this role.
- Proven experience developing backend systems and deploying containerized services to production.
- Strong technical foundation in TypeScript or Rust.

Senior Back-end Engineer (DeFi/AMM) - FR & EN
The first all-in-one financial solution built exclusively for solopreneurs.
Last updated 2025-12-04T06:04:23.926Z
Overview
We are seeking a Senior Backend Developer to help design and operate the core systems powering our client's products, focusing on scalability, performance, and reliability in the Web3 and blockchain ecosystem.
Salary
EUR100 - EUR130,000
/dayLocation
Onsite
Department
Engineering
Level
Senior
Skills
Overview
We are seeking a Senior Backend Developer to help design and operate the core systems powering our client's products, focusing on scalability, performance, and reliability in the Web3 and blockchain ecosystem.
Skills
Candidate requirements
These are the minimum requirements a candidate must meet to be considered for this role.
- Proven experience developing backend systems and deploying containerized services to production.
- Strong technical foundation in TypeScript or Rust.
About Collective
Collective is the first all-in-one financial platform designed to give self-employed entrepreneurs the technology and team they need so they can focus on their passion, not their paperwork. Collective handles LLC and S Corp formation, payroll, taxes, monthly bookkeeping, compliance and more all in one place, exclusively for solopreneurs.
Company score (5)
Most candidates are reviewed quickly