Senior Backend Engineer

Job Responsibilities

• Responsible for the design, development, maintenance, and optimization of backend systems for OSL Indonesia Exchange.
• Participate in the development of core exchange modules, including account systems, asset systems, order systems, trading services, wallet-related services, operations platforms, compliance systems, and reporting systems.
• Integrate with Indonesia local infrastructure, including banks, payment service providers, Xendit, KKI, ICEX, OJK-related regulatory interfaces, and local compliance systems.
• Design and develop secure, reliable, scalable, and high-performance APIs and backend services.
• Implement business logic related to user accounts, balances, frozen funds, deposits, withdrawals, order status, transaction records, asset ledgers, reconciliation, and regulatory reporting.
• Work closely with product, QA, mobile, DevOps, security, compliance, and headquarters engineering teams to d...