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Software Developer | Java Expert

Senior Backend Engineer responsible for designing, developing, and optimizing high‑concurrency, high‑availability system components.

  • Tai Seng Exchange, Singapore
  • Posted Nov 12, 2026
INDUSTRYSoftware & InternetSaaS & Enterprise Software

Responsibilities

  • Design and develop core system components
  • Refactor and optimize code for performance
  • Research and implement innovative solutions
  • Contribute to system architecture decisions
  • Participate in full‑lifecycle software development
  • Collaborate with local and regional team members

Requirements

  • Bachelor's or Master's Degree in Computer Science, Software Engineering, or a related technical discipline

Skills

JavaNode.jsKafkaRocketMQDubboZookeeperRedisMySQLOperating systemsNetwork principlesData structuresAlgorithmsKafkaRocketMQDubboZookeeperRedisMySQL

Benefits

  • Medical & Dental Benefits Provided

Full description

Reolink, a leader in intelligent visual technology for homes and businesses, was founded in 2009 by a group of engineers with a strong commitment to and passion for smarter security solutions. Our products are now trusted by millions of users across more than 110 countries and regions worldwide. Building on this trust, we continue expanding our presence and bringing our innovations to more markets around the globe. Reolink remains committed to delivering advanced, reliable, and user‑centric solutions that empower people to protect what matters most. 5 Work Days Per Week Office Near Tai Seng MRT, Singapore Medical & Dental Benefits Provided Entitled to Yearly Bonus & Performance Bonus **Current Application & Web App are Java Programming** Job Requirements Bachelor's or Master's Degree in Computer Science, Software Engineering, or a related technical discipline At least 2 years of software development experience in JAVA Programming is preferable for this post Strong understanding of computer science fundamentals (operating systems, network principles, data structures, and algorithms) Programming Languages: High proficiency in Java (including JVM internals and performance tuning) or Node.js (including its event-driven architecture and asynchronous programming model). Proficiency in both is a significant plus. Frameworks & Middleware: Proficient with common open-source frameworks and tools such as Kafka, RocketMQ, Dubbo, Zookeeper, and Redis. Deep knowledge of MySQL, including schema design, SQL optimization, and database scaling strategies. System Experience: Proven, hands-on experience in building, deploying, and maintaining high-concurrency, high-performance, and high-availability systems. Job Responsibilities ( Senior Backend Engineer) Design & Development Take ownership of the design, development, refactoring, and performance optimization of core system components, delivering high-quality and maintainable code. Technical Innovation & Problem-Solving Research, design, and implement innovative solutions to address complex business and technical problems, particularly in high-concurrency scenarios. System Architecture Contribute to system architecture decisions, focusing on scalability, high availability, and fault tolerance. Full-Lifecycle Participation Actively participate in the entire software development lifecycle, from requirements analysis and system design to testing, deployment, and operational monitoring. Collaboration & Knowledge Sharing Work effectively with local and regional team members, as well as business unit partners. Share knowledge, promote best practices, and help elevate the team's overall technical capabilities.

Software Developer | Java Expert at Reolink | Referso Jobs