Backend Developer (PHP Symfony)
Fulltime | Medior / Senior
Office-based
You are responsible for the technical backbone of MrWork’s platform, with a strong focus on scalable backend systems, robust data management and a stable, secure architecture.
As a Backend Developer, you ensure the stability and continuity of our PHP/Symfony environment. You design and build complex business logic, help reduce technical debt, and improve system reliability across the platform.
Key Responsibilities
- Backend & API Development
Design and build complex business logic and high-performance APIs using Symfony - Database & Architecture Ownership
Manage, optimize and scale our RDS SQL architecture while ensuring stability and security across systems - Full-Cycle Delivery
Independently deliver backend features end-to-end, from technical design to deployment - Code Quality & Maintainability
Write clean, well-structured and well-tested code, and help raise the bar for the rest of the team
Required Experience / Skills
- AI Mindset
Interest in how AI can speed up and improve the way we build software - Backend Expertise
At least 3-5 years of experience with PHP and the Symfony framework - Database Design
Solid experience with SQL and database optimization (preferably RDS) - Engineering Practices
Strong focus on clean, maintainable and well-structured code, comfortable working in a mature codebase with established processes - Ownership Mentality
Able to independently take a feature from design to production, and to take the lead on larger initiatives when needed
Preferred Qualifications
- Architecture & Engineering Practices
Experience with Domain-Driven Design, event-driven architectures, and working with queues or asynchronous processing (such as message queues or event-based systems). - Epic Management & Leadership
Ability to lead larger initiatives, including maintaining overview, ticket preparation, brainstorming and time management
Your new home base
You’ll work from our beautiful office at Kop van Zuid in Rotterdam, with the flexibility to work remotely part of the week. You’ll join an international and friendly development team with strong processes, a stable OTAP environment and a mature codebase.
What we offer
- Competitive salary based on your seniority.
- Unlimited paid time off.
- Flexible working hours and hybrid work options.
- Budget for tools, learning, courses or tech events.
- A collaborative international team that loves building, improving and shipping.
Our hiring process
Our process consists of two conversations, designed to give both sides clarity and confidence. During both sessions, you will speak directly with your future day-to-day colleagues from Product and the Development team.
Culture & personal fit
In the first conversation, we explore whether there is a natural match in personality, communication style and ways of working. You’ll learn more about our vision, culture and team, and we’re curious to hear what motivates you.
Technical depth & problem-solving
The second conversation focuses on your technical experience, reasoning and approach. No trick questions, just an honest, in-depth discussion about architecture, problem-solving, engineering challenges and how you build scalable systems.
For questions or more information, feel free to contact Zeno via WhatsApp or email at product@mrwork.nl
Respond directly via the WhatsApp button or ask Zeno a question.
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