We are working with a product‑led company looking to hire a Senior Rails Developer to play a key role in scaling and evolving their backend systems. This is a hands‑on role with real ownership and impact across engineering and product. The Role As a Senior Ruby on Rails Developer, you’ll be instrumental in building and maintaining core systems that support a high‑scale, always‑on platform. You’ll be responsible for * Developing and maintaining backend systems and internal tools * Translating business goals into scalable technical solutions * Monitoring, troubleshooting, and improving live systems (24/7 environment) * Building and enhancing CI/CD pipelines for smoother deployments * Driving improvements in architecture, performance, and scalability * Integrating and maintaining third‑party APIs What We’re Looking For * 10+ years of commercial experience with Ruby on Rails * Experience working on high‑scale,



production systems * Strong understanding of software design principles & best practices * Proven ability to think strategically and align tech with business goals * Ownership mindset with a proactive, problem‑solving approach * Experience working with large datasets and third‑party integrations Nice to Have * Experience with Redis, PostgreSQL, Sidekiq, Hotwire * Knowledge of mobile ad monetisation ecosystems * Strong background in unit & integration testing Why Join * Work on a high‑impact, scalable product * Join a team that values ownership and engineering excellence * Opportunity to influence architecture and technical direction * Fast‑paced environment with real product visibility * Up to €80k basic (this can be B2B in Europe) * High flexibility, full‑remote in Europe * High degree of ownership and autonomy * Being part of a small team of highly motivated and talented professionals Please apply with an updated CV with contact details to be considered. #J-18808-Ljbffr

📌 Senior Ruby on Rails Engineer (Pamplona)
🏢 Sorcer
📍 Pamplona