Senior Backend Developer - €350 - €380 A Day

Senior Backend Developer Contract Role:Day Rate: €350-€380 per day8-12 month contractYou’ll join a large, distributed backend engineering community and work within cross-functional teams alongside product managers, frontend, and mobile engineers. You’ll play a key role in shaping core financial products, supporting a rapidly growing user base, and delivering high-quality solutions in a fast-paced environment.What You’ll DoDesign, develop, deploy, and maintain backend services aligned with team and business goalsWrite clean, well-documented, production-grade codeContribute to service architecture, resilience, scalability, and robustness using Domain-Driven Design principlesParticipate in technical decision-making and mentor other engineers as you grow in technical leadershipBusiness Tech StackBackend: Go,Frontend: React.JsMobile: Kotlin, SwiftInfrastructure: Kubernetes on AWSDatabase: PostgreSQLMessaging & Observability: Kafka, ELK stack, and other modern toolsYour TeamYou’ll join a large Product Engineering organization, structured into small cross-functional teams across multiple domains, including:Customer onboarding, account management, and compliancePayments and financial operationsPlatform systems, integrations, and monetizationCash flow management and bookkeeping toolsCollaborative accounting and pre-accounting solutionsEach team typically includes 6-8 backend engineers and owns its product scope end to end.About YouExperience: Solid background building user-facing products and working with large-scale, high-traffic systemsProblem solver: Pragmatic, product-minded, and focused on delivering customer valueImpact-driven: Motivated by building products used by tens of thousands of usersQuality-oriented: Strong advocate for testing, clean code, and constructive code reviewsCurious: Eager to learn, improve, and explore new ideasCollaborative: Comfortable working closely with both technical and non-technical partnersLanguage: Fluent in EnglishHiring ProcessInterviews with a Talent Acquisition partner and future team membersA remote or onsite technical exercise to showcase your skills and experience what it’s like to work with the teamPlease apply or email me at

Experience: Solid background building user-facing products and working with large-scale, high-traffic systems Problem solver: Pragmatic, product-minded, and focused on delivering customer value Impact-driven: Motivated by building products used by tens of thousands of users Quality-oriented: Strong advocate for testing, clean code, and constructive code reviews Curious: Eager to learn, improve, and explore new ideas Collaborative: Comfortable working closely with both technical and non-technical partners Language: Fluent in English