Data Scientist, Reinforcement Learning

Binance; Daerah Khusus Ibukota Jakarta; Remote; IDR 1.331.557.000 - 1.830.893.000; Full time

Job summary

A leading blockchain ecosystem in Jakarta is seeking a Machine Learning Engineer to develop and optimize RL models for various applications. You will work on large model optimization and enhance AI capabilities while collaborating with talented professionals. The ideal candidate has a Master's degree and strong coding skills in Python. This role offers a competitive salary and work-from-home arrangement.

Benefits

Competitive salary

Work-from-home arrangement

Opportunities for career growth

Qualifications

• 3+ years of hands-on experience in RL or LLM/VLM/Agentic AI optimization.
• Self-driven and ownership mindset.

Responsibilities

• Research and develop state-of-the-art RL algorithms.
• Design and implement RL training pipelines.
• Apply RL methods to enhance AI capabilities.
• Collaborate with engineers and researchers.
• Monitor model performance and improve through iterative training.

Skills

Strong coding skills in Python

Hands-on experience in RL

Experience with large-scale distributed training

Problem-solving skills

Excellent communication skills

Education

Master’s degree in Computer Science, Applied Mathematics, Machine Learning, or related fields

Tools

ML frameworks

RL libraries

Job description

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.

About the Role

You will develop and optimize RL models for enterprise-scale applications such as customer service, token reporting, compliance, and Web3 domain reasoning. You will explore and evaluate advanced algorithms including PPO, GRPO, DPO, RLHF, RLAIF, and Agentic RL to enhance the capabilities of LLMs, VLMs, and Agentic AI at Binance. The role requires a strong theoretical foundation in RL—covering policy optimization, reward modeling, and planning—paired with the engineering skills to build scalable production systems. You will take full ownership from research through deployment, driving experimentation with systematic evaluation and benchmarking. Collaboration across research, infrastructure, and application teams will be key to delivering impactful AI solutions.

Responsibilities

• Research and develop state-of-the-art RL algorithms, focusing on large model optimization and alignment techniques.
• Design and implement RL training pipelines, including environment simulation, data generation, and reward function design.
• Apply RL methods to enhance LLM/VLM/Agentic AI capabilities in reasoning, planning, and autonomous decision-making.
• Collaborate with engineers and researchers to integrate RL solutions into enterprise AI platforms.
• Monitor model performance in production and continuously improve through iterative training and fine-tuning.

Requirements

• Master’s degree in Computer Science, Applied Mathematics, Machine Learning, or related fields.
• 3+ years of hands-on experience in RL or LLM/VLM/Agentic AI optimization.
• Strong coding skills in Python, with experience in ML frameworks and RL libraries.
• Experience with large-scale distributed training and optimization.
• Self-driven, ownership mindset, and strong problem-solving skills. Excellent communication skills for cross-functional collaboration.

Why Binance

• Shape the future with the world’s leading blockchain ecosystem
• Collaborate with world-class talent in a user-centric global organization with a flat structure
• Tackle unique, fast-paced projects with autonomy in an innovative environment
• Thrive in a results-driven workplace with opportunities for career growth and continuous learning
• Competitive salary and company benefits
• Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

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