Taking full architectural and technical ownership of platform features and product improvements.
Driving the development of job distribution, direct apply, and programmatic advertising systems.
Mentoring, coaching, and doing code reviews for junior and medior engineers within the team.
Making independent, strategic technical decisions that impact the scalability and reliability of our platform.
Championing clean code, modern development practices, and domain-driven design.

Extensive professional experience with PHP and MySQL in complex environments.
Deep knowledge of the Symfony framework is a hard requirement for this position.
Proven experience with building and scaling complex platforms, specifically dealing with high-volume data, job distribution, or programmatic advertising.
Highly skilled in advanced API design (REST, SOAP, GraphQL) and complex authentication mechanisms.
Strong soft skills with a natural ability to mentor and guide less experienced developers.
Strategic and analytical mindset with focus on scalability, maintenance, and future product goals.
Team player with value on collaboration, open communication, and achieving success together with the team.
Fluent and comfortable communicating in both Dutch and English, especially when aligning on high-level integration specs with external partners.

Experience with Svelte is highly preferred.
Preference for a full-stack engineer who can confidently navigate both ends, but a rock-solid, expert-level back-end focus is an absolute must.

A paycheck that fairly reflects the market and your experience, and of course, monthly pension contributions
Well-equipped laptop for both business and private use!
A fixed monthly phone expense allowance
A premium HeadSpace subscription to recharge your batteries after work.
Flexible vacation days - that's right, we will not define a specific number, though a fair-usage approach applies to keep all team members happy!
A modern office in prime locations such as Rotterdam/Groningen/Dusseldorf/London — enjoy your lunch in the city!
100% reimbursement of your public transport expenses, so you can come to this lovely office worry-free.
Still prefer to use your own vehicle? We offer a KM reimbursement, and parking is on us!
A hybrid work model - work in the office and from home.
Snacks, sodas, coffee (with oat milk for the fans 😉🌱), and everything you need for a “pick me up” break
Opportunities to grow your skills and take on exciting challenges in an entrepreneurial environment. No silos, no corporate red tape - share your ideas freely, even directly with the CEO
A great, fun and young team in a dynamic, fast-growing international tech company — together we are stronger!

Hybrid — Rotterdam, Groningen, Dusseldorf, London

The position is for an initial period of 7 months.
The position will be reviewed in the sixth month for possible contract renewal.
Applicants who want to work fully remote or do not meet the language requirements will not qualify for the role.
Fluent and comfortable communicating in both Dutch and English.

VONQ is hiring a Senior PHP Engineer