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Java Development Engineer

CoinWKuala Lumpur, Kuala Lumpur, Malaysia

23 hari lalu

Penerangan pekerjaan

Overview

CoinW Federal Territory of Kuala Lumpur, Malaysia

We’re looking for a skilled Java Development Engineer to join our growing team! If you're passionate about building scalable microservices, enjoy solving complex backend challenges, and want to work with modern technologies in a collaborative environment — we’d love to meet you.

Job Requirements

Have 5+ years of general development experience, or 1-3 years in a relevant industry.
Understand modular design principles and write high-cohesion, low-coupling code.
Are comfortable working in an Agile environment (Scrum / Kanban).
Care about clean code, scalability, and long-term maintainability.
Enjoy solving problems and taking ownership of features.

Professional Skills Requirement

Proficient in Java 8+ core syntax and features (Lambda, Stream API, Optional, etc.).

Deep understanding of Object-Oriented Programming (OOP) and design patterns (Factory, Singleton, Strategy, etc.).

Familiar with collections framework, multithreading, IO / NIO, JVM memory model, and basic performance tuning.

Microservices Architecture & Spring Ecosystem

Skilled in building microservices using Spring Boot and Spring Cloud (Alibaba), familiar with service registration / discovery (Nacos / Eureka), config center, and API gateway (Gateway / Zuul).

Proficient in distributed systems : RPC (Dubbo / Feign), message queues (RabbitMQ / Kafka), and distributed transactions (Seata / SAGA).

Experience in circuit breaking (Sentinel / Hystrix), distributed tracing (Sleuth+Zipkin), and API rate limiting.

Database & ORM Frameworks

Proficient in relational databases (MySQL) with strong SQL optimization and index design skills.

Hands-on experience with Redis (data types, persistence, clustering) and MongoDB.

Skilled in MyBatis, MyBatis-Plus, JPA / Hibernate for data persistence.

Frontend Development (Vue.js)

Proficient in Vue 2 / 3 and its ecosystem (Vue Router, Vuex / Pinia, Axios).

Familiar with UI libraries (Element UI / Ant Design Vue) and responsive web development.

Basic knowledge of frontend tooling (Webpack / Vite), ES6+, and TypeScript.

DevOps & Toolchain

Experienced in Git, Maven / Gradle, and CI / CD pipelines (Jenkins / GitLab CI).

Basic knowledge of Docker and Kubernetes, able to deploy microservices to cloud platforms (AWS / Alibaba Cloud).

Skilled in Postman / Swagger for API testing and documentation, familiar with Linux commands.

Soft Skills & Project Experience

Capable of independent module development, designing high-cohesion, low-coupling code structures.

Familiar with Agile methodologies (Scrum / Kanban) and maintaining clean code & documentation.

5+ years of microservices experience, having led or contributed to at least one full-scale microservices project.

Job Responsibilities

Independently develop, enhance, and maintain backend services and core business modules.

Design execution plans for feature tasks and track progress across sprints.

Collaborate with cross-functional teams including frontend, DevOps, QA, and Product.

Write clean, maintainable, and well-documented code following industry best practices.

Participate in code reviews and architecture discussions.

Troubleshoot production issues and continuously improve system performance.

Job Details

Seniority level : Mid-Senior level

Employment type : Full-time

Job function : Information Technology

Industries : Financial Services, IT Services and IT Consulting, and Technology, Information and Media

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Development Engineer • Kuala Lumpur, Kuala Lumpur, Malaysia