Tiene las siguientes habilidades, experiencia e impulso para tener éxito en este puesto? Please send the CV in English.
Senior Backend Developer
at Macadam, you will be at the core of our engineering team, designing and maintaining the server-side infrastructure that powers our app for millions of walkers worldwide. You'll work closely with our mobile, product, and data teams to deliver reliable, high-quality features at scale.
Design, build, and maintain robust RESTful APIs and backend services using
NestJS .
Architect and optimize data models and queries on
PostgreSQL
for performance and scalability.
Redis
Google Cloud Platform
services (Cloud Run, Pub/Sub, Cloud Storage, etc.) to deploy and operate backend infrastructure.
Collaborate closely with the React Native mobile team to define and iterate on API contracts.
Monitor, debug, and continuously improve backend performance and reliability.
Participate actively in agile ceremonies and help shape our technical roadmap.
in backend development, ideally in a product-driven, high-traffic environment.




TypeScript
Node.js .
NestJS
PostgreSQL , including indexing, query optimization, and schema design.
Redis .
Google Cloud Platform
services or cloud-native deployment patterns.
Prisma ORM
Understanding of software design patterns, clean architecture, and SOLID principles.
Comfortable working in an agile, fast-moving startup environment.
Fluent in English.
Backend:
NodeJS with TypeScript,
NestJS
Prisma ORM .
Database:
PostgreSQL ,
Redis
(Google Cloud Platform
(Cloud Run, Pub/Sub, Cloud Storage).
React Native with TypeScript.
BigQuery, Mixpanel, Metabase.
REST APIs, CI/CD pipelines, code reviews, agile sprints.
WHAT'S IN IT FOR YOU
Direct influence on the product and user experience.
Hybrid working culture with international flexibility.
4 Macadam holiday days.
We don’t just talk about change - we walk it.
Make it happen
- Trust the data
-

📌 Back End Developer Engineer (Barcelona)
🏢 MACADAM
📍 Barcelona