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# Senior PHP Developer

- **Company:** Haystack People
- **Location:** Amsterdam, Netherlands
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** PHP (Programming Language), Application Performance Management, Code Review, Database Queries, Laravel, Software Architecture, Software Construction, Backend, Restful APIs, Api Management
- **Published:** July 2, 2026
- **Apply:** https://www.werk.nl/nl/vacatures/70063683

## About the Role

We're looking for a Senior PHP Software Engineer to join a fast-growing tech scale-up based in Amsterdam. If you're passionate about building software where scalability, performance, and quality are at the core, this could be the opportunity for you.

## Description

Help build a platform that processes billions of product updates every day., You'll join an engineering team building a modern e-commerce platform operating across more than twenty European countries. Every day, the platform processes massive amounts of product data, maintains API integrations, and continuously evolves to support further international growth. This isn't an environment where you'll spend most of your time maintaining legacy code. Instead, you'll help build new solutions, shape the architecture, and contribute to the continued growth of the platform.
Here, you'll have the freedom to make technical decisions, take ownership, and make a real impact on software used daily by thousands of online retailers. Job Description
As a Senior PHP Software Engineer, you'll work in a modern backend environment where performance, reliability, and scalability are at the heart of everything you build. Together with your colleagues, you'll develop new features, improve existing services, and help prepare the platform for further international expansion.
You'll be involved throughout the entire development process, from design to production, while actively contributing to software that remains scalable, maintainable, and future-proof.
Your responsibilities include: - Developing new backend functionality using Laravel - Designing and building scalable microservices - Building and maintaining REST APIs - Processing large volumes of product data - Optimising application performance and database queries - Contributing to software architecture and technical decision-making - Participating in code reviews and knowledge sharing -...


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