Senior Backend Developer Contract Role:
Day Rate: €350-€380 per day
8-12 month contract
You'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 Do
Design, develop, deploy, and maintain backend services aligned with team and business goals
Write clean, well-documented, production-grade code
Contribute to service architecture, resilience, scalability, and robustness using Domain-Driven Design principles
Participate in technical decision-making and mentor other engineers as you grow in technical leadership
Business Tech Stack
Backend:Go,
Frontend:React.js
Mobile:Kotlin, Swift
Infrastructure:Kubernetes on AWS
Database:PostgreSQL
Messaging & Observability:Kafka, ELK stack, and other modern tools
Your Team
You'll join a large Product Engineering organization, structured into small cross-functional teams across multiple domains, including:
Customer onboarding, account management, and compliance
Payments and financial operations
Platform systems, integrations, and monetization
Cash flow management and bookkeeping tools
Collaborative accounting and pre-accounting solutions
Each team typically includes 6–8 backend engineers and owns its product scope end to end.
About You
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
Hiring Process
Interviews with a Talent Acquisition partner and future team members
A remote or onsite technical exercise to showcase your skills and experience what it's like to work with the team
Please apply or email me at