Marfeel is a publishing intelligence platform seeking a Backend Engineer to join a small engineering team working on new product initiatives.

Requirements

5+ years of experience building backend services in production environments
Strong proficiency in Node.js and TypeScript
Solid experience with relational and non-relational databases (MySQL, MongoDB, ClickHouse or similar columnar databases)
Deep understanding of API design, data modeling, and web architecture
Strong focus on performance: you think about query efficiency, latency and scale by default
You use AI coding tools: Claude Code, Cursor, Copilot or similar, as a natural part of your development workflow, not as an afterthought
Experience with CI/CD pipelines and cloud deployments (Docker, GitHub Actions, Jenkins or similar)
You enjoy working on complex technical problems and take ownership of your solutions
Familiar with testing practices including unit, integration and end-to-end testing

Benefits

Support with home office equipment
Flexible hours and early finish on Fridays
Subsidized health insurance for you and your partner/family (Adeslas)
Subsidized monthly plan to a large network of health and wellness centers (Wellhub)
Transport, restaurant and kindergarten tickets (Cobee)
Free language classes (English/Spanish)
Unlimited refreshments including coffee, tea and soft drinks at the office (if BCN based)
Loyalty vacation days
Access to training platforms, courses and materials
Referral bonus for talent brought to us by you

Marfeel is a publishing intelligence platform seeking a Backend Engineer to join a small engineering team working on new product initiatives.

5+ years of experience building backend services in production environments
Strong proficiency in Node.js and TypeScript
Solid experience with relational and non-relational databases (MySQL, MongoDB, ClickHouse or similar columnar databases)
Deep understanding of API design, data modeling, and web architecture
Strong focus on performance: you think about query efficiency, latency and scale by default
You use AI coding tools: Claude Code, Cursor, Copilot or similar, as a natural part of your development workflow, not as an afterthought
Experience with CI/CD pipelines and cloud deployments (Docker, GitHub Actions, Jenkins or similar)
You enjoy working on complex technical problems and take ownership of your solutions
Familiar with testing practices including unit, integration and end-to-end testing

Support with home office equipment
Flexible hours and early finish on Fridays
Subsidized health insurance for you and your partner/family (Adeslas)
Subsidized monthly plan to a large network of health and wellness centers (Wellhub)
Transport, restaurant and kindergarten tickets (Cobee)
Free language classes (English/Spanish)
Unlimited refreshments including coffee, tea and soft drinks at the office (if BCN based)
Loyalty vacation days
Access to training platforms, courses and materials
Referral bonus for talent brought to us by you