Java Developer

Devsync Tech Sdn Bhd; Kuala Lumpur; On-site; MYR 150,000 - 200,000; Full time

Job summary

A global integrated cloud service provider is seeking an experienced Java Developer in Kuala Lumpur. The role involves writing core backend system code, designing software architecture, and solving performance challenges. Candidates should have over 5 years of Java development experience, strong SQL skills, and the ability to collaborate effectively with teams. The company fosters a supportive culture and provides opportunities for ongoing training and professional development, along with a competitive salary.

Benefits

Competitive salary

Ongoing training and development

Collaborative company culture

Qualifications

• 5+ years of experience in Java development.
• Strong understanding of design patterns and coding standards.
• Proficient in application development frameworks.
• Solid skills in SQL with database optimization experience.
• Familiarity with middleware technologies and their principles.
• Experience in business system development.
• Strong responsibility and team collaboration skills.
• Experience in large-scale distributed systems is a plus.

Responsibilities

• Write and maintain high-quality core backend system code.
• Solve challenges related to performance and reliability.
• Design software architecture and key components.
• Research and implement cutting-edge technologies.
• Collaborate with product and frontend teams.

Skills

Java development

Spring Boot

MySQL

SQL optimization

Redis

Team collaboration

Tools

Spring Cloud

Oracle

PostgreSQL

Kafka

Job description

Responsibilities

Responsible for writing core backend system code, ensuring timely delivery, maintaining high-quality output, and managing version control.

Solve challenges related to high performance, high concurrency, and reliability in backend development.

Design software architecture, key components, and interfaces, tackle technical difficulties, and address performance and security issues.

Research and implement cutting‑edge technologies, build and maintain modular components.

What we’re looking for

• 5+ years of Java development experience.
• Solid Java programming foundation, proficient in design patterns and coding standards, with a strong understanding and practical experience in data structures and algorithms.
• Proficient in application development frameworks such as Spring Boot/Cloud, MyBatis, and Spring Cloud, with strong coding skills.
• Skilled in using MySQL, Oracle, or PostgreSQL databases, with strong SQL writing and optimization capabilities.
• Familiar with at least one or more middleware technologies such as Redis, RabbitMQ, Kafka, MongoDB, ZooKeeper, HBase, and Elasticsearch, and understanding of their underlying principles to diagnose and resolve issues.
• Experience in business system development, with deep and broad knowledge of existing systems and suggestions for improvements (including business architecture and processes).
• Strong communication skills, teamwork spirit, and the ability to collaborate closely with product, frontend, and other teams.
• Strong responsibility, good collaboration skills, and excellent communication abilities.
• Experience in large‑scale distributed system development is a plus.
• Experience in big data processing is preferred.

Working Hours and Culture

Standard work week: Monday to Friday, 9:00 AM – 7:00 PM.

Current project schedule: Temporarily 6 working days/week (Monday–Saturday) with Saturday WFH during high‑demand projects.

Overtime: Must be able to work overtime when required.

Collaborative culture: Join a supportive, passionate, and talented team.

What we offerh3>

Competitive salary structure.

Ongoing training and professional development opportunities.

A collaborative and innovative company culture.

About us

We are a global‑focused integrated cloud service provider specializing in cloud product reselling, cloud architecture design, technical support, and multi‑cloud solutions across major platforms including Alibabacloud, Tencent Cloud, BytePlus, and AWS. With strong technical expertise and international service capability, we help businesses worldwide migrate to the cloud, optimize cost, enhance operational efficiency, and achieve sustainable growth.