Project Lead | Senior Java Developer

Reolink; Singapore; On-site; SGD 70,000 - 110,000; Full time

Benefits offered by this job

Medical & dental benefits provided

Yearly bonus

Performance bonus

5 work days per week

Job summary

Reolink is seeking an experienced Java (and Node.js) software engineer to build and optimize high-concurrency, reliable backend systems. You will own design, development, and performance improvements across core services while collaborating with regional teams and business partners.

The role emphasizes strong CS fundamentals, JVM insights, and scalable architecture, with opportunities to influence system design and technology choices. A competitive package and yearly bonus are offered.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related technical discipline
• 5–10 years of software development experience in JAVA programming is preferable
• Strong understanding of computer science fundamentals (OS, networking, data structures, algorithms)
• High proficiency in Java (including JVM internals and performance tuning) or Node.js (event-driven, async) – proficiency in both is a plus
• Proficient with Kafka, RocketMQ, Dubbo, Zookeeper, Redis frameworks/tools
• Deep knowledge of MySQL, including schema design, SQL optimization, and scaling

Responsibilities

• Take ownership of design, development, refactoring, and performance optimization of core system components
• Contribute to system architecture decisions focusing on scalability, availability, and fault tolerance
• Participate in full software development lifecycle from requirements to deployment and monitoring
• Collaborate with local and regional teams and business partners
• Share knowledge and promote best practices within the team

Skills

Java programming

Node.js

JVM internals

Performance tuning

Kafka

RocketMQ

Dubbo

Zookeeper

Redis

MySQL

High-concurrency systems

System design

Education

Bachelor’s or Master’s in Computer Science or related

Job 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

Medical & Dental Benefits Provided

Entitled to Yearly Bonus & Performance Bonus

Current Application & Web App are Java Programming

Job Requirements

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

At least 5-10 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 asKafka, RocketMQ, Dubbo, Zookeeper, and Redis.

Deep knowledge ofMySQL, includingschema 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.

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.

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.

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.

During the recruitment process, we collect and process personal data to assess your suitability for employment. This may include your name, phone number, email address, CV/resume, educational background, work experience, interview records, assessment results, references, and, where permitted by law, information obtained through background checks.

We collect most of this information directly from you through your application, interviews, assessments, correspondence, and recruitment platforms. We may also obtain relevant information from referees, recruitment agencies, background screening providers, or other lawful sources.
We implement appropriate technical and organisational security measures to protect your personal data. We retain candidate personal data only for as long as necessary for the recruitment process, applicable legal requirements, dispute resolution, and recordkeeping obligations. Thereafter, your data will be securely deleted or anonymized.

We use Greenhouse’s AI-powered Talent Matching tool to compare your application against our job requirements.