Senior Backend Engineer (Payment Product and Solution) - Global Payment

ByteDance; Singapore; On-site; SGD 120,000 - 170,000; Full time

Job summary

ByteDance’s Global Payment team is seeking a backend engineer to own the merchant payment lifecycle, build and optimize modules for onboarding, processing, and settlement, and drive secure, scalable system upgrades. You will work with caching, queues and databases to ensure data consistency and reliability across high-concurrency, distributed architectures.

Join ByteDance to strengthen risk controls, implement modern technologies, and improve R&D efficiency while delivering a smooth payment

Qualifications

• Proficient in Java/Go with distributed architecture and high concurrency.
• Familiar with caching, message queues and databases; capable of independent core system design.
• Deep understanding of high availability, reliability and data consistency.

Responsibilities

• Take end-to-end ownership of merchant payment business scenarios across the full payment lifecycle.
• Develop and optimize payment modules covering onboarding, processing, clearing, settlement, revenue sharing, and invoicing.
• Drive core system optimization and technical upgrades for secure, stable operations.
• Continuously improve system performance, scalability and high availability.
• Strengthen financial risk controls and compliance across payment systems.
• Adopt advanced technologies and engineering practices to improve R&D efficiency and performance.

Skills

Java

Go

Distributed architecture

High concurrency

Tools

Redis

Kafka

MySQL/PostgreSQL

Job description

Responsibilities

About the Team: The Global Payment team of ByteDance provides payment solutions - including payment acquisitions, disbursements, transaction monitoring, payment method management, foreign exchange conversion, accounting, reconciliations, and so on to ensure that our users have a smooth and secure payment experience on ByteDance platforms including TikTok.

• 1. Take end-to-end ownership of merchant payment business scenarios across the full payment lifecycle；
• 2. Develop and optimize payment modules covering merchant onboarding, transaction processing, clearing and settlement, revenue sharing, billing reconciliation, fee calculation, and tax invoicing;
• 3. Drive core system optimization and technical upgrades to ensure secure, stable, and efficient business operations;
• 4. Continuously improve system performance, scalability, and high availability;
• 5. Strengthen financial risk control and industry compliance capabilities across payment systems;
• 6. Adopt advanced technologies and engineering practices to improve R&D efficiency and overall business operational performance.

Qualifications

Minimum Qualification:

• 1. Proficient in Java/Go and mainstream backend frameworks, with proven experience in distributed architecture and high-concurrency processing；
• 2. Familiar with common middleware including caching, message queues and databases; capable of independent core system solution design and iterative delivery；
• 3. Deep understanding of financial-grade requirements for high availability, reliability and data consistency; skilled in stability assurance strategies and fund risk control measures；

Preferred Qualification:

• 1. Familiar with payment business and system links; able to sort out business workflows, capital flow and information flow and deliver targeted solutions；

About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day. As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.