2 months ago
Barcelona, SpainSenior
Responsibilities
- Build backend services and APIs for onboarding, accounts, payments, cards, transfers, rewards, travel, foreign exchange, KYC, and risk flows.
- Design reliable systems supporting customer transactions, operational workflows, and future financial products.
- Integrate with internal systems, financial partners, payment providers, AI services, and third-party platforms.
- Own backend quality across reliability, security, latency, observability, data integrity, and incident handling.
- Collaborate with product, frontend, mobile, and AI teams to launch features quickly and safely.
- Improve existing systems by simplifying workflows, removing manual work, and automating repeatable processes.
Requirements
- Strong backend engineering experience with production systems.
- Understanding of APIs, databases, authentication, authorization, queues, jobs, events, and integrations.
- Experience building services used by real customers or internal operations at meaningful scale.
- Strong focus on debugging, reliability, security, and data quality.
- Ability to balance speed, correctness, scalability, and maintainability.
- Fintech, payments, banking, wallet, KYC, fraud, or risk experience is preferred but not required.
- Strong English communication skills are required.
- Candidates must already be based in Spain.
Benefits
- Remote work arrangement for candidates based in Spain.
- English is the main working language across global teams.
- Fast interview process aiming to complete interviews and make an offer within one week for strong candidates.
Categories
About Bjak
Our mission is to develop technology based solutions to improve financial inclusion. We develop new & innovative platforms & services globally. For example, we are the first platform to simplify and digitise comprehensive life and medical insurance, supported by AI agent. BJAK is the largest insurance platform in Southeast Asia. If you enjoy building cutting edge platform-ecosystems that gives equal access to financial services to everyone at scale, join us.