Backend Engineer, Java - Web 3 Wallet

Binance; Singapore; Remote; SGD 89,000 - 134,000; Full time

Job summary

Binance is building a Web3 Wallet DEX project with on-chain infrastructure and self-custody wallets. This role focuses on designing and maintaining a high-performance backend supporting distributed, high-concurrency systems.

We value strong Java expertise, JVM fundamentals, and MySQL tuning, plus familiarity with Spring Cloud. Remote-first environment with opportunities for growth and cutting-edge technologies.

Qualifications

• 2 years or more of Java development experience.
• Proficient in multithreaded programming, JVM, and MySQL performance tuning.
• Familiarity with frameworks such as Spring Cloud; experience in large-scale distributed, high-concurrency systems a plus.
• Enthusiastic about technology with strong code quality and collaboration skills.
• Understanding of blockchain technology; related project experience preferred.

Responsibilities

• Design, develop, and maintain a high-performance system with reliability.
• Provide development support for Web3 Wallet DEX project and blockchain tech.
• Collaborate within the team to shape architectures and learn new technologies.
• Drive adoption of innovative technologies and solve problems creatively.

Skills

Java development

Multithreading

JVM

MySQL tuning

Distributed systems

Code quality

Blockchain knowledge

Tools

Spring Cloud

MySQL

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 300+ 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, and more. Our mission is to increase the freedom of money and financial access for people around the world.

The Binance Wallet team is building a decentralized version of Binance, featuring on‑chain infrastructure, self‑custody wallets, a DEX, and decentralized Earn and more. We empower users with full control over their assets for seamless token trading across any blockchain. This Web3 initiative expands our strategic landscape and complements our CEX business, offering significant growth potential. Join us and be part of this exciting journey.

Responsibilities

• Responsible for designing, developing, and maintaining a high‑performance system, ensuring the rationality and reliability of the system.
• Understand and apply block‑chain technology, providing corresponding development support for the Web3 Wallet DEX project.
• Collaborate effectively within the team, actively participate in shaping technical architectures and solutions, continuously stay updated on and learn new technologies, and pursue emerging technologies.
• Drive the introduction of innovative technologies and solutions within the team, approaching problem‑solving with an innovative mindset.

Requirements

• 2 years or more of Java development experience with a solid foundation in computer science.
• Proficient in multi‑threaded programming, familiarity with JVM, understanding of common open‑source distributed middleware, caching, message queues, etc., and expertise in MySQL performance tuning.
• Familiarity with frameworks such as Spring Cloud, and prior experience in designing and stabilizing large‑scale distributed, high‑concurrency, high‑load, and high‑availability systems is a plus.
• Enthusiastic about technology, with stringent requirements for code quality and development standards, and effective communication and collaboration skills within a team.
• Strong logical thinking, excellent problem analysis and solving abilities, and a strong sense of responsibility.
• Understanding of blockchain technology, with preference given to candidates with related project experience.

Why Binance

• Shape the future of finance
• Collaborate with world‑class talent in a user‑centric global organization with a flat structure
• Tackle challenging projects in a fast‑paced and innovative enviornment with autonomy
• Thrive in a results‑driven workplace with opportunities for career growth and continuous learning
• Competitive salary and company benefits
• Remote‑first, work‑from‑home arrangement (may vary depending on the nature of the role and 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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