We are working with a product‑led company looking to hire a
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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 xqbhyrx 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 (Madrid)
🏢 Sorcer
📍 Madrid
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