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NTT DATA Romania SA

Java Kotlin Developer

NTT DATA Romania SA · Brașov, Romania

IT Services and IT Consulting · 10,001+ employees

Yesterday
Senior (5-10 yrs) Full-time Romania
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About the role

Develop and maintain backend services using Java and Kotlin while building scalable microservices-based architectures. Collaborate with cross-functional teams to design RESTful APIs and ensure high-quality, maintainable code delivery.

What they look for

Java Kotlin Spring Boot Microservices RESTful APIs Cloud-native applications Backend engineering Git Agile Software design Object-oriented programming Distributed systems Debugging Code reviews Cloud technologies

Requirements

Requires a Bachelor's degree in Computer Science or a related field and 5-7 years of professional experience. Candidates must have strong hands-on expertise in Java, Kotlin, Spring Boot, and microservices architecture.

Full description

Who we are

At NTT DATA, we are a global community of more than 140,000 professionals across 50+ countries, delivering innovative solutions to industries such as telecommunications, financial services, public sector, and healthcare. We are driven by a passion for technology and foster a culture that supports personalized, merit-based career development.

We are seeking an experienced Java/Kotlin Developer to design, build, and scale modern cloud-native applications. The ideal candidate brings strong expertise in Java and Kotlin development, backend engineering, microservices architecture, and cloud technologies. You should be a proactive problem solver, comfortable working in agile environments, and passionate about delivering scalable, high-quality software solutions.

What you'll be doing

  • Develop and maintain backend services using Java (8, 11, or 17) and Kotlin
  • Design, develop, and optimize RESTful APIs for performance, reliability, and scalabilityBuild and implement microservices-based architectures
  • Collaborate with frontend developers, product managers, architects, and other stakeholders to deliver business solutions
  • Write clean, maintainable, testable, and efficient code following industry best practices
  • Troubleshoot, debug, and enhance existing applications and services
  • Participate in code reviews and contribute to continuous improvement initiatives
  • Support the deployment and monitoring of applications in cloud-based environments

What you'll bring along

  • Bachelor's degree in Computer Science, Business Informatics, Mathematics, or a comparable qualification
  • Minimum 5-7 years of experience

• Strong hands-on experience with Java (8/11/17) and Kotlin

• Solid experience with the Spring Boot framework

• Proven experience developing and maintaining RESTful APIs

• Strong understanding of Microservices Architecture and distributed systems

• Experience with software design principles, object-oriented programming, and development best practices

• Familiarity with version control systems such as Git

• Strong problem-solving skills and ability to work effectively in an agile environment