Backend Developer - Alibaba Cloud with Core Java, Spring

ITCONNECTUS PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ITCONNECTUS PTE. LTD. seeks a seasoned Java backend engineer skilled in Core Java and Spring to design and implement scalable microservices. You will work on service integration, data access layers, and cloud-native patterns in a fast-paced environment.

Strong knowledge of Java 8/11/17, JVM tuning, and distributed systems is required. Expertise in Docker, Kubernetes, and Alibaba Cloud will be highly valued, with production-grade CI/CD practices and database experience in MySQL/PostgreSQL/MongoDB.

Qualifications

• Proficient in Java and Spring ecosystem with hands-on cloud exposure.
• Experience building microservices and distributed systems at scale.
• Familiarity with Alibaba Cloud services and DevOps tooling.

Skills

Core Java

Java 8/11/17

Collections Framework

Multithreading & Concurrency

JVM Performance Tuning

Design Patterns

Spring Boot

Spring MVC

Spring Data JPA

Spring Security

Spring Cloud

Hibernate/JPA

Microservices

Service Discovery

Circuit Breaker Patterns

Distributed Transactions

Kafka

RabbitMQ

Alibaba Cloud

Docker

Kubernetes

Jenkins/GitLab CI

Maven/Gradle

Git

SonarQube

MySQL

PostgreSQL

MongoDB

Tools

Docker

Kubernetes

Jenkins/GitLab CI

Maven/Gradle

Git

SonarQube

Kafka

RabbitMQ

AliCloud

Job description

Core Java

• Strong knowledge of Java 8/11/17
• Collections Framework
• Multithreading & Concurrency
• Exception Handling
• JVM Performance Tuning
• Design Patterns

Spring Ecosystem

• Sring Boot
• Spring MVC
• Spring Data JPA
• Spring Security
• Spring Cloud

Hibernate/JPA

• Microservices

Microservices

• Service Discovery

API Gateway

• Circuit Breaker Patterns
• Distributed Transactions

Messaging Systems (Kafka/RabbitMQ)

Alibaba Cloud (Ali Cloud)

Hands-on experience with:

• Alibaba Cloud ECS
• ACK (Alibaba Kubernetes Service)
• OSS (Object Storage Service)
• RDS
• SLB (Server Load Balancer)
• Cloud Monitor
• Function Compute
• RAM (Resource Access Management)
• Container Registry
• VPC Networking

DevOps & Tools

• Docker
• Kubernetes
• Jenkins/GitLab CI
• Maven/Gradle
• Git
• SonarQube

Databases

• MySQL
• PostgreSQL
• MongoDB