Machine Learning Engineer (User Growth) - Global Payment - Singapore

ByteDance; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

ByteDance, a leader in global tech, seeks a growth-focused architect to tackle high-impact challenges in international payments and financial services. You will build large-scale systems, model growth, and deploy AI-driven strategies across markets.

You will work closely with product, engineering and data teams to translate data into measurable business impact, exploring frontier AI and autonomous agents to push growth further.

Qualifications

• 3+ years of experience building or optimizing large-scale systems in internet/fintech.
• Degree in CS, ML, data mining or related fields with practical application.
• Hands-on experience with modern ML techniques and frontier AI like LLMs.
• Strong analytical and logical reasoning to design scalable solutions.
• Curiosity and ambition to drive measurable business impact globally.

Responsibilities

• Solve growth challenges by building global-scale systems influencing international payments.
• Lead end-to-end growth algorithms from problem definition to production deployment.
• Develop ML models and uplift modeling to accelerate growth in financial products.
• Build AI-driven decision systems that learn and execute growth strategies worldwide.
• Collaborate with product, engineering and data teams to deliver measurable impact.

Skills

Large-scale systems

ML techniques

Analytical skills

Growth mindset

Problem decomposition

Education

Bachelor's degree or above in CS/ML/Data-related field

Tools

LLMs

Autonomous agents

Job description

Responsibilities

• Solve high‑impact growth challenges - from funnel optimization to incentive and pricing strategies - by building global‑scale systems that directly influence the expansion of international payments and financial services.
• Lead the end‑to‑end lifecycle of growth algorithms—from problem definition and modeling to experimentation, production deployment, and continuous iteration using real‑world data.
• Develop large‑scale machine learning algorithms and build industry‑leading user growth models, leveraging cutting‑edge AI, deep learning, and uplift modeling to accelerate growth in payment and financial products.
• Develop AI‑driven decision systems—including autonomous agents—that continuously learn, adapt, and autonomously execute growth strategies across global markets.
• Partner with product, engineering, and data teams to identify high‑leverage opportunities and deliver measurable, scalable business impact.

Qualifications

Minimum Qualification(s):

• 3+ years of experience building or optimizing large‑scale systems in internet, or fintech business, with a strong desire to tackle even larger global‑scale challenges.
• Bachelor's degree or above, strong academic or practical foundation in Computer Science, Machine Learning, Data Mining, or related fields, with the ability to apply theory to real‑world, high‑impact problems.
• Hands‑on experience with modern ML techniques—including statistical learning, deep learning, uplift modeling, or large‑scale optimization—and enthusiasm for exploring frontier AI such as LLMs and autonomous agents.
• Exceptional analytical and logical reasoning skills, capable of breaking down complex growth problems and designing scalable algorithmic solutions.
• Curiosity and ambition to grow, with a passion for using data, algorithms, and AI to drive measurable business impact across global payment and financial products.

Preferred Qualification(s):

• Experience driving user growth in high‑traffic environments—including online ads, digital marketing, recommendation systems, or automated growth platforms—and enthusiasm for applying these capabilities to global‑scale payment and financial ecosystems.
• Practical experience in fintech or financial services, especially in projects involving large‑scale transactions, risk‑reward optimization, or multi‑market operations, demonstrating your ability to thrive in complex and rapidly evolving business environments.

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.