Óscala is a Dutch/Spanish supplier of nearshore software engineering services. The company is HQ based in Haarlem (NL) and has a Software Development Center in the city center of Valencia. Óscala works for a growing list of reputable clients in The Netherlands and surrounding countries. We offer our clients additional (remote) capacity so they can continue to build their state-of the-art software solutions, web applications, mobile apps and alike. Each Óscala Software Developer works exclusively for one client and is an integral part of their Software Development team - working closely and on a daily basis together with Tech Leads, Architects and other colleagues of the IT team in The Netherlands (or Germany or Belgium).

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We are currently looking for a:

Senior Full-Stack Developer (Backend Focus) | Remote

We’re hiring for a fast-growing B2C tech company in the eSIM space that’s scaling rapidly and transforming its architecture.

With 3M+ users annually, ~250K yearly orders, and partnerships with top-tier travel brands,



the company is now moving from 15 Shopify stores to a centralized, app-first ecosystem — and is looking for a key engineer to lead this transition.

What you’ll do:

• Build scalable backend systems on AWS

• Unify authentication & order management across multiple stores

• Integrate legacy systems into a modern architecture

• Work on high-impact initiatives (AI chatbot, bundle builder, etc.)

• Collaborate closely with product & business teams

What they’re looking for:

• 5+ years in full-stack development (backend-focused)

• Strong experience with xcskxlj APIs & scalable systems

• Startup / high-growth mindset

• Experience with AI dev tools

• Shopify/eCommerce is a plus

Why join:

• 40–50% growth projected this year

• Shift to app-first in the next 6 months

• High ownership & real impact

• International team + cutting-edge tech

Perks:

• Remote + optional office in Valencia

• Salary: 40–55K

• Private health insurance

• €500 learning budget

• Language classes + great team culture

• Cobee

📌 Backend Developer (IA Focus) (Gerona)
🏢 Talent
📍 Gerona