Backend Java Engineer for Decentralized Wallet Platform

About the role

Join the Binance Wallet team to build a decentralized version of Binance, including on‑chain infrastructure, self‑custody wallets, a DEX, and decentralized Earn. You will design and implement high‑performance backend services that give users full control over their assets across multiple blockchains.

Key responsibilities

• Design, develop, and maintain scalable backend systems with strong performance and reliability.
• Build distributed services and real‑time processing solutions for high‑concurrency scenarios.
• Optimize system performance across multi‑threading, databases, caching, and messaging.
• Collaborate with cross‑functional teams on technical design and solution delivery.
• Contribute to architecture decisions and engineering best practices.
• Support API and platform integrations for internal and external systems.
• Explore and apply new technologies, including AI/LLM‑related solutions.

Required profile

• 8+ years of Java backend development experience.
• Strong proficiency in Java, Spring Boot, and microservices architecture.
• Solid experience with Kafka, Redis, MySQL/PostgreSQL, and distributed systems.
• Good understanding of multi‑threading, JVM performance tuning, and high‑availability design.
• Experience building high‑concurrency, low‑latency systems.
• Familiarity with RESTful APIs and service integration.
• Experience with CI/CD pipelines, Kubernetes, and Linux is a plus.
• Background in finance, ad tech, or data platforms is preferred.
• AI/LLM integration experience is a strong plus.
• Bilingual in English and Mandarin for coordination with overseas partners.

Required skills

• Java
• Spring Boot
• Microservices
• Kafka
• Redis
• MySQL / PostgreSQL
• Distributed systems
• Multi‑threading and JVM tuning
• RESTful API development
• CI/CD
• Kubernetes
• Linux
• AI/LLM integration

What we offer

• Competitive salary and comprehensive company benefits.
• Work‑from‑home arrangement with flexibility based on team needs.
• Opportunity to shape the future of decentralized finance.
• Collaboration with world‑class talent in a flat, user‑centric organization.
• Career growth and continuous learning in a fast‑paced environment.