Backend Developer
Bjak · Remote · Sweden ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Fully remote (Sweden)
- Backend Engineering
- Fintech & Neobank
- English required
- Fast hiring process
You will engineer the backend services powering BJAK's mobile-first insurance and neobanking platform. The team focuses on creating reliable APIs for payments, accounts, and risk management that serve millions of users across multiple markets.
This position requires building robust infrastructure that integrates with financial partners and AI services. You will collaborate with product, frontend, and mobile teams to launch features while ensuring high standards for security, latency, and data integrity.
What you'll do
- Build backend services and APIs for onboarding, payments, cards, and FX flows
- Design reliable systems for real customer transactions and operational workflows
- Integrate with internal systems, payment providers, and third-party platforms
- Ensure backend quality regarding security, latency, and data integrity
- Collaborate with cross-functional teams to launch features safely
- Automate repeatable processes and simplify existing system flows
What you'll need
- Strong experience building production backend systems at scale
- Solid understanding of APIs, databases, auth, queues, and events
- Proven track record of debugging and maintaining reliable services
- Ability to balance speed, correctness, and maintainability
- Strong English communication skills for global collaboration
- Must be currently based in Sweden
Nice to have
- Experience in fintech, payments, banking, or digital wallets
- Knowledge of KYC, fraud detection, or risk management systems
How you'll work
- Fully remote work arrangement
- Candidates must reside in Sweden
- Primary working language is English
Hiring process
- Online assessment or practical task
- Technical interview
- Final round with CEO
- Target timeline of one week for strong candidates