Senior Fullstack Engineer (Go/TypeScript/React)

Senior Full Stack DeveloperpAt bSytac /b, we build high-performing engineering teams for leading organizations in the Netherlands and beyond. We combine a pragmatic, people-first culture with strong technical craftsmanship — giving engineers autonomy in real production environments, backed by a consultancy that invests in growth, community, and long-term partnerships. /pbrIs dit de volgende stap in uw carrière? Ontdek of u de juiste kandidaat bent door het volledige overzicht hieronder te lezen.brpFor one of our highly regulated, technology-driven clients in the financial services domain, we’re looking for a bSenior Full Stack Developer /b to strengthen a core engineering team. You’ll work on complex, business-critical applications with a strong focus on backend development, integrations, and platform reliability. /ppThis is a bhands‑on engineering role /b — not a lead or management position. /pWhat you’ll doulliDesign, build, and maintain backend services using bGo (Golang) /b /liliDevelop and maintain frontend components using bReact TypeScript /b /liliBuild integrations between internal platforms and applications /liliContribute to containerized application development using bDocker /b /liliTake ownership of services in production (build run mindset) /liliWrite clean, testable code with a strong focus on bstability and quality /b /liliCollaborate closely within an bagile, cross-functional team /b /liliActively contribute to code quality, documentation, and engineering standards /li /ulWhat we’re looking forulliStrong backend development experience, preferably with bGo (Golang) /b /liliSolid frontend experience with bReact and TypeScript /b /liliExperience working with bPython /b /liliHands‑on experience with bDocker /b and modern application development /liliUnderstanding of bIT security fundamentals /b /liliComfortable writing bunit tests /b and building reliable software /liliHands‑on experience with most of: bGitHub /b bActions /b, bJenkins /b, bDocker /b, npm, skaffold, bhelm /b /liliAble to work independently within an existing toolchain /liliComfortable owning applications end-to-end in production /li /ulWays of workingulliStrong analytical and problem-solving skills /liliTruly hands‑on developer (no lead/manager profile) /liliComfortable joining and contributing to an existing, complex codebase /liliHigh sense of integrity and personal responsibility /liliCurious mindset, continuously learning and adapting /liliTeam player: empathetic, collaborative, and open to diverse perspectives /liliFeels at home in an agile environment and leads by example through code quality /li xgiwjmb libOffice presence: /b ~60% onsite /lilibWay of working: /b Agile team /lilibFocus: /b Backend-heavy full-stack development integrations /li /ulWhat we offerulliHigh-impact role on business-critical platforms /liliHybrid working setup in bAmsterdam /b /liliCompetitive salary or freelance rate /liliStrong engineering culture focused on ownership, quality, and craftsmanship /liliLong-term collaboration with room for growth and learning /li /ulSeniority levelulliMid‑Senior level /li /ulEmployment typeulliFull-time /li /ulJob functionulliConsulting, Information Technology, and Business Development /li /ulIndustriesulliSoftware Development, IT Services and IT Consulting, and IT System Custom Software Development /li /ulpReferrals increase your chances of interviewing at Sytac by 2x. /pbr