Senior Java Backend Engineer – Alibaba Cloud

We are seeking an experienced

Senior Java Backend Engineer

to design, develop and maintain scalable backend applications and microservices running on cloud infrastructure.

The successful candidate will have strong hands-on experience with

Java, Spring Boot, microservices and Alibaba Cloud , together with experience in containerization, DevOps practices and relational/non-relational databases.

Key Responsibilities

Design, develop and maintain enterprise backend applications using

Java 8/11/17 .

Develop scalable and maintainable services using

Spring Boot and the Spring ecosystem .

Develop RESTful APIs and backend services using Spring MVC.

Implement data-access solutions using

Spring Data JPA, Hibernate/JPA

and relational databases.

Apply appropriate software design patterns and object-oriented programming principles.

Develop concurrent and multithreaded applications and optimize application performance.

Perform JVM performance analysis and tuning where required.

Design and develop

microservices-based architectures .

Implement service discovery, API gateway and circuit-breaker patterns.

Support distributed transaction and messaging requirements.

Develop and integrate messaging solutions using technologies such as

Kafka or RabbitMQ .

Implement application security using

Spring Security

and appropriate authentication and authorization mechanisms.

Design, deploy and support backend workloads on

Alibaba Cloud .

Work with Alibaba Cloud services including ECS, ACK, OSS, RDS, SLB, Cloud Monitor, Function Compute, RAM, Container Registry and VPC.

Develop and maintain containerized applications using

Docker and Kubernetes .

Support CI/CD pipelines using

Jenkins, GitLab CI or similar tools .

Use Maven or Gradle for build and dependency management.

Participate in code reviews and maintain source code using Git.

Use code-quality and security tools such as

SonarQube .

Work with MySQL, PostgreSQL and MongoDB databases.

Troubleshoot application, infrastructure and production issues.

Collaborate with developers, DevOps engineers, architects and other technical stakeholders.

Prepare technical documentation and contribute to continuous improvement of development and engineering practices.

Key Requirements

Degree or diploma in

Computer Science, Information Technology, Software Engineering or a related discipline .

Relevant professional experience in

Java backend development .

Strong hands-on experience with

Java 8, 11 or 17 .

Strong understanding of:Java Collections FrameworkMultithreading and concurrencyException handlingJVM performance tuningObject-oriented programmingDesign patterns

Strong experience with

Spring Boot .

Experience with Spring MVC, Spring Data JPA, Spring Security and Spring Cloud.

Hands-on experience with

Hibernate/JPA .

Experience developing and operating

microservices architectures .

Understanding of service discovery, API gateways and circuit-breaker patterns.

Experience with distributed systems and messaging technologies such as

Kafka or RabbitMQ .

Hands-on experience with

Alibaba Cloud .

Experience with Docker and Kubernetes.

Experience with CI/CD tools such as Jenkins or GitLab CI.

Experience with Git and Maven/Gradle.

Experience with database technologies including

MySQL, PostgreSQL or MongoDB .

Strong analytical and problem-solving skills.

Good communication and collaboration skills.

Alibaba Cloud Experience

Hands-on experience with one or more of the following Alibaba Cloud services:

ECS - Elastic Compute Service

ACK - Alibaba Cloud Container Service for Kubernetes

OSS - Object Storage Service

RDS

SLB - Server Load Balancer

Cloud Monitor

Function Compute

RAM - Resource Access Management

Container Registry

VPC Networking

DevOps & Engineering Tools

Docker

Kubernetes

Jenkins / GitLab CI

Maven / Gradle

Git

SonarQube

Database Technologies

MySQL

PostgreSQL

MongoDB

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