3 months ago
Tokyo, JapanMid Level
Responsibilities
- Build backend services, APIs, and workflows for the AI Neobank app.
- Support products spanning insurance, payments, wallets, savings, investing, travel, and financial services.
- Design systems for user accounts, transactions, partner integrations, reconciliation, notifications, and operations.
- Collaborate with product and mobile teams to ship customer-facing journeys.
- Integrate with banks, payment gateways, insurers, data providers, and other partners.
- Improve system reliability, observability, security, and performance.
- Build practical, auditable systems suitable for regulated financial products.
- Own production issues and consider edge cases, failure modes, and operational impact.
Requirements
- At least 3 years of backend engineering experience.
- Strong fundamentals in APIs, databases, system design, and production debugging.
- Experience building scalable services and integrating third-party systems.
- Understanding of security, reliability, data quality, and operational edge cases.
- Ability to make practical trade-offs between speed, quality, and risk.
- Comfort working with product, mobile, operations, and business teams.
- Experience in fintech, payments, insurance, lending, banking, or other regulated products is a strong advantage.
- Strong English communication skills are required.
- Candidates should have experience handling production systems and taking ownership of reliability and operational issues.
Benefits
- Hybrid role based in Japan with at least 3 days per week in the Japan office.
- Fast interview process aiming to complete interviews and make an offer within 1 week for strong candidates.
Categories
About Bjak
Bjak builds an online insurance marketplace for consumers in Malaysia and Southeast Asia, enabling comparison and purchase of car, health, life, and travel policies. Its business model is aggregator-based, earning commissions and fees from insurers and partners while streamlining digital applications and renewals. Founded in 2019 and headquartered in Selangor, it is privately held and is expanding from insurance comparison into broader fintech services via a planned finance super app.