Backend Software Engineer - AI Finance Agent

About the role

We are looking for backend engineers to build the core systems behind BJAK's AI Finance Agent. This role involves building reliable APIs, workflows and financial product infrastructure that can scale across markets, partners and millions of users.

Key responsibilities

• Build backend services, APIs and workflows for the AI Neobank app.
• Support products across insurance, payments, wallet, savings, investing, travel and financial services.
• Design reliable systems for user accounts, transactions, partner integrations, reconciliation, notifications and operations.
• Work with product and mobile teams to ship customer‑facing journeys quickly.
• Integrate with banks, payment gateways, insurers, data providers and other partners.
• Improve system reliability, observability, security and performance.
• Build systems that are practical, auditable and ready for regulated financial products.

Required profile

• 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.
• Good understanding of security, reliability, data quality and operational edge cases.
• Ability to make practical trade‑offs between speed, quality and risk.
• Comfortable working with product, mobile, operations and business teams.
• Fintech, payments, insurance, lending, banking or regulated product experience is a strong advantage.

Required skills

• API development
• Database design and management
• System design
• Production debugging