Senior Backend Engineer – Global Payment

Design and develop ByteDance Global Payment systems that power account membership, merchant services, wallet products, disbursements, and transaction monitoring for platforms like TikTok. Own architecture and business requirements delivery, analyze payment scenarios to address user pain points, and optimize system performance for high concurrency, reliability, and scalability. Drive technical innovation, improve end-to-end stability and fund security, and enable faster product iteration through research and continuous improvement.