Senior Full Stack Developer

Koda.tech — Belgium · Posted ~1 day ago

Senior Contract

Skills

Full-stack development Backend services APIs Frontend development Responsive web development Performance optimization Security Scalability Backend APIs Frontend web development SaaS

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Summary ✨ AI‑Generated

A fast-growing European SaaS organization is hiring senior full-stack developers on an initial 12-month contract. The role involves owning features from concept to deployment, building scalable backend services and modern frontends, resolving complex issues, and improving performance, security, and scalability. Dutch- and French-speaking positions are available.

Highlights

A 12-month contract offering hands-on ownership of features from concept through deployment, technical decision-making, scalable backend and responsive frontend development, and close collaboration with product, design, and engineering teams.

Description

Senior Full Stack Developer | 12 Month Contract | Dutch-Speaking & French-Speaking I'm currently working with a fast-growing SaaS company that develops a platform used by thousands of organisations and communities across Europe. Due to continued growth, they are looking to hire two Senior Full Stack Developers on an initial 12-month contract basis: 1 Dutch-speaking Senior Full Stack Developer 1 French-speaking Senior Full Stack Developer This is a hands-on role for experienced engineers who enjoy owning features from concept to deployment, influencing technical decisions, and building products that have a real impact on end users. What You'll Be Doing Designing, building and delivering new product features end-to-endDeveloping scalable backend services and APIsCreating modern, responsive frontend applicationsTroubleshooting complex technical issues and driving long-term solutionsWorking closely with Product, Design and Engineering teamsImproving performance, security and scalability across the platformContributing to architecture discussions and technical best practicesMentoring less experienced developers where required What They're Looking For 6+ years of Full Stack development experienceStrong expertise with React, JavaScript, HTML and CSSProven commercial experience with PHP, Symfony and Doctrine ORMExperience designing and consuming APIsStrong understanding of Git, Agile/Scrum environmentsExperience working with SQL databases (MySQL, PostgreSQL or SQL Server)Excellent communication skills and the ability to work within cross-functional teamsFluent in either Dutch or French Nice to Have MongoDB experienceDocker and containerisation knowledgeExperience with microservices architectureRedux or other state management librariesUnit and integration testing experience Must be based in Belgium Must speak either French or Dutch