Ruby on Rails Senior Engineer

• End-to-end ownership of backend initiatives
• High-performance APIs, integrations and access control systems
• Security, permissions and data privacy at scale
• Close collaboration with Product & Design in small, autonomous teams

Ruby on Rails · PostgreSQL · Redis · AWS · Kubernetes

(Some TypeScript & React exposure, but backend is the core focus)

If you're a senior backend engineer who enjoys building secure, scalable systems and wants to be involved early in a new team, this could be a great next step.

• Permanent contract
• Equity package included (4-year vesting, 1-year cliff)
• 23 days of paid annual leave
• Private health insurance with Adeslas (family included)
• €50/month public transport allowance
• €60/month gym & wellness allowance
• Collaboration with distributed teams across Europe and North America

Q-tech is colaborating with a fast-growing international SaaS company that is opening a new engineering hub in Barcelona and is looking for a Senior Software Engineer. backend-focused role with high ownership and real impact, working on Identity & Access Management, APIs and integrations for a platform used by some of the most demanding customers in the private capital space.