Senior Java Backend Engineer - Microservices & Kafka

HCL Technologies B.V. Netherland; Amsterdam; On-site; EUR 90,000 - 130,000; Full time

Job summary

HCL Technologies is seeking an experienced Senior Java Backend Engineer to design, build, and maintain enterprise-grade Java applications. You will work with Spring Boot, microservices, and Kafka to deliver scalable, resilient systems in an Agile environment.

The role emphasizes API development, secure coding practices, and cloud deployment. You will collaborate with architects and product owners, participate in code reviews, and mentor junior engineers to elevate technical excellence across

Qualifications

• Experience designing and developing enterprise-grade Java applications.
• Hands-on experience with Spring Boot, Spring MVC, Spring Security, Spring Data JPA, Spring Cloud.
• Experience building microservices and API development.

Responsibilities

• Design, develop, and maintain enterprise-grade Java applications.
• Develop scalable Microservices using Spring Boot.
• Build and consume REST APIs following industry best practices.
• Implement Kafka-based event-driven solutions.
• Collaborate with architects and product owners for solution design.
• Optimize application performance, scalability, and reliability.
• Troubleshoot production issues and perform root cause analysis.
• Deploy and monitor applications in cloud environments.
• Mentor junior engineers and contribute to technical excellence.

Skills

OOP

Collections Framework

Multithreading

JVM Tuning

Design Patterns

Data Structures

Algorithms

Tools

Docker

Jenkins

GitHub Actions

Maven

SonarQube

Postman

JUnit

Mockito

Job description

HCL Technologies is seeking an experienced Senior Java Backend Engineer to design, build, and maintain enterprise-grade Java applications. You will work with Spring Boot, microservices, and Kafka to deliver scalable, resilient systems in an Agile environment.

The role emphasizes API development, secure coding practices, and cloud deployment. You will collaborate with architects and product owners, participate in code reviews, and mentor junior engineers to elevate technical excellence across