🚀 Backend Developer (PHP)
📍 Madrid (Hybrid)
🕒 Full-time
👋 About FERO
FERO is reinventing checkout for eCommerce.
We build high-performance, adaptive checkout experiences that help merchants increase conversion and revenue.
Backed by top-tier VCs, we’re building from Madrid with a strong focus on performance, data, and real impact.
🚀 Why join FERO?
- Work on the most critical moment in eCommerce:
checkout
- Everything you build directly impacts
conversion and revenue
- Real ownership from early on
- Modern stack + real-world scale challenges
- Collaborative, ambitious, international team
🎯 About the role
We’re looking for a
Backend Developer (PHP)
to help us build and scale our next-generation checkout.
This is not a typical backend role — you’ll work closely with frontend, product, and design to deliver fast, seamless, and high-converting checkout experiences.
👉
We’re looking for someone product-minded, who cares about performance and user experience
💥 What you’ll do
- Build and improve backend systems powering checkout flows (PHP)
- Develop and maintain APIs (REST / GraphQL)
- Integrate with payment systems, eCommerce platforms, and third-party services
- Work closely with frontend engineers to deliver seamless user experiences
- Optimize performance, reliability, and scalability
- Contribute to improving conversion and reducing friction in checkout
- Take ownership of features from idea to production
🧠 What we’re looking for
- 2–5 years of experience
in backend or full stack development
- Strong experience with
PHP
(Symfony or similar frameworks)
- Experience working with
APIs (REST or GraphQL)
- Comfortable collaborating with frontend teams (React knowledge is a plus)
- Interest in
performance, UX, and product impact
- Experience with eCommerce, payments, or checkout flows is a big plus
🧬 Who you are
- Product-minded — you care about what you build and its impact
- You take ownership and like to see things through
- Detail-oriented and performance-focused
- Curious and eager to learn
- Comfortable working in a fast-paced startup environment
💼 What we offer
- Competitive salary + equity
- Private health insurance (partially covered)
- Hybrid work (3 days office / 2 remote)
- Real growth opportunities
- High-impact, collaborative environment
⚡ Ready to build what really matters?
If you want to work on meaningful problems, improve fast, and see your impact — we’d love to meet you.
👉 Apply now and help us redefine checkout.
