Backend Engineer (Go/Python) — AI-Driven SaaS at Scale

Altan; Barcelona; Presencial; EUR 45.000 - 65.000; Jornada completa

Descripción de la vacante

A technology company in Barcelona seeks a backend developer to build scalable systems for an AI-driven SaaS product. You will work closely with the CTO, optimizing databases and implementing APIs in a fast-paced environment. The ideal candidate has expertise in Go and Python and at least 3 years of experience in backend development. This role emphasizes high ownership and continuous learning, allowing for real impact from the start.

Servicios

Continuous learning budget

High ownership

Fast feedback loops

Formación

• 3+ years building production backends.
• Experience with Go and Python for tooling and testing.
• Strong database design skills, particularly in PostgreSQL.

Responsabilidades

• Build scalable backend systems for SaaS generation.
• Design and implement REST/GraphQL APIs.
• Architect microservices for multi-tenancy and billing.

Conocimientos

Go expertise

Python expertise

PostgreSQL optimization

Microservices architecture

Docker knowledge

Kubernetes know-how

Clear communication

Herramientas

GCP

Redis

RabbitMQ

Descripción del empleo

A technology company in Barcelona seeks a backend developer to build scalable systems for an AI-driven SaaS product. You will work closely with the CTO, optimizing databases and implementing APIs in a fast-paced environment. The ideal candidate has expertise in Go and Python and at least 3 years of experience in backend development. This role emphasizes high ownership and continuous learning, allowing for real impact from the start.