Java Engineer

Responsibilities

• Design, optimize, and maintain the core matching engine, order book management, and transaction clearing components
• Collaborate with team members on designing, developing, and unit-testing new features and modifications
• Design data structures and utilize appropriate design patterns to model and implement business logic
• Implement real-time, low-latency data streaming services using WebSockets or related protocols
• Document source code and generate readable API documentations
• Utilize software engineering tools including Git, Jenkins, and Maven

Requirements

• Degree in Computer Science or an equivalent field
• 5+ years of professional experience in Java development
• Experience building high-performance, low-latency, and high-throughput systems
• Solid understanding of trading/matching engine mechanics (e.g., Price-Time Priority, order lifecycle)
• Proficiency in Apache Kafka for building scalable, event-driven architectures
• Proficiency in mainstream Java frameworks such as Spring or Spring Boot
• Proficiency in relational databases and SQL
• Strong understanding of various data structures and Java concurrency

Preferred Qualifications

• Experience in the crypto, blockchain, or Web3 industry
• Familiarity with in-memory computing or lock-free data structures
• Proficiency in JavaScript, Python, or Golang
• Hands-on experience with WebSocket development for real-time applications

Benefits

• Competitive total compensation package
• Various team building programs and company events
• Comprehensive healthcare schemes for employees and dependents

About the Company

BTSE Group is a leading global fintech and blockchain company committed to building innovative technology and infrastructure. BTSE empowers businesses and corporate clients with advanced tools to excel in a rapidly evolving market, providing both retail (B2C) and institutional (B2B) services through pioneering trading technologies.