Senior Full Stack Developer

Up to €6.5K/month | 📍The Hague | PHP & Vue.js At Dyflexis, we help millions of employees worldwide with our workforce management software. From the bakery around the corner to international hotel and retail chains. The software is powerful, customer questions are diverse, and no two days are the same. You'll get to know the product inside out and contribute to something that's growing rapidly in more than 20 other countries. How do we do it? We work in a fast-paced environment with short communication lines. There are no unnecessary meetings and no politics. Our Focus? Ownership, clear communication, and getting things done together. We move quickly, learn by doing, and continuously improve how we support our customers. We're expanding the engineering team, and we need a Senior Full Stack developer who moves across the stack and unblocks whatever's stuck, frontend or backend. This is what you'll do You'll join a project squad, consisting out of a Product Owner, UX designer, and fellow engineers, and move across the stack as the work demands it. One day you're deep in a Vue.js3 component, the next you're in PHP8 and MySQL sorting out the backend logic that's blocking the Frontend team. Your job isn't to pick a lane; it's to keep features moving from idea to release for over a million users. You'll start on tickets, get to know the codebase and how we work, then move onto full projects. We build in six-week cycles, followed by two weeks to reflect and reset. Join early, question assumptions, stay close to the team throughout. Build features end-to-end across Vue.js3 and PHP8/ Symfony depending on what's blocking the squadDesign technical solutions with your fellow engineers, product owner, designer, and UX colleaguesReview merge requests. Give direct feedback. Take it well too. Keep performance and security front of mind: measure it, flag issues, and propose alternatives when something's offKeep sight of the bigger picture: understand what you're building and why, so your work never drifts from where the product is headed This is what you'll need 5+ years of experience as a senior Full Stack Developer, equally comfortable working across frontend and backend code. Bonus: B2B, SaaS, or HR-tech background.Strong hands-on experience with Vue.js3, PHP 8 (Symfony), and MySQLComfortable with Git (GitLab or GitHub), Docker, and automated testingA solid grip on security best practices, and the ability to measure and optimise performanceA problem-solving mindset, active listening, and the adaptability to switch between frontend and backend as a project need What you'll get At Dyflexis, you'll be part of an ambitious, energetic, and customer-focused team. We offer: Fixed salary up to 6.500€ gross per month based on a 40-hour week (skill based)Personal development budget to level up your skills25 vacation days + your birthday off in exchange for cakeAn in-house chef surprising you daily with fresh lunchThe best parties, drinks & trips (Winter sports, Ibiza & more)Membership at ARJ Training boxing gym (home of champion Tarik & Levi Rigters)Solid pension plan & 8% holiday allowanceBuy or sell vacation days, you decideTravel allowance and WFH compensationFriday chair massages to kick off your weekend Apply now Ready to unblock a growing team and ship features a million people use? Hit apply. No cover letter needed, we'll ask a few questions and get back to you quickly. Note: Contact by job agencies and recruiters will not be appreciated.