Senior Java engineer
Mavenir · Brno
Mavenir is building the future of networks and pioneering advanced technology, focusing on the vision of a single, software-based automated network that runs on any cloud. As the industry's only end-to-end, cloud-native network software provider, Mavenir is transforming the way the world connects, accelerating software network transformation for 250+ Communications Service Providers in over 120 countries, which serve more than 50% of the world’s subscribers.
Role Summary
Design, develop, and maintain Java-based backend applications and services while delivering new product features and enhancements. Collaborate with cross-functional teams throughout the software development lifecycle, contribute to technical design and code quality, and ensure reliable, scalable, and well-tested solutions through Agile engineering practices.Key Responsibilities
- Design, develop, and maintain backend applications and services using Java and related technologies
- Write clean, maintainable, testable, and efficient Java code following OOP principles and coding standards
- Solve complex technical problems and contribute to technical design discussions
- Apply software design patterns and engineering best practices
- Perform code reviews and contribute to overall code quality and maintainability
- Design and implement automated tests including unit, integration, and system tests
- Develop and maintain REST APIs and backend services
- Design and work with relational and non-relational databases, including data modeling and query optimization
- Use Maven and related build tools for dependency management, packaging, and application lifecycle management
- Integrate software changes into CI/CD pipelines using Jenkins and Jenkinsfile
- Use Python and Bash for development tooling and automation tasks where appropriate
- Deploy, debug, and troubleshoot applications in Linux environments
- Work with Git version control systems (BitBucket, GitHub, GitLab)
- Analyze and resolve software defects and production issues
- Manage application configuration using YAML, JSON, Maven, and configuration files
General Responsibilities
- Implement new product features and enhancements based on business and technical requirements
- Cooperate on definition of user stories and specification of acceptance criteria
- Participate in support and sustaining activities
- Collaborate with QA engineers, architects, product owners, and other development teams
- Actively participate in Agile processes and SCRUM ceremonies
- Create and maintain technical documentation and design specifications
- Seek continuous improvement of own skills, technical competencies, and engineering practices
- Accept additional responsibility and contribute to team and product success
Job Requirements
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
- Commercial experience with Java development
- Strong knowledge of object-oriented programming principles and software design patterns
- Experience with REST APIs and backend service development
- Experience with relational databases and SQL; knowledge of NoSQL databases is an advantage
- Experience with automated testing, including unit and integration testing
- Experience with Maven and Git version control systems
- Familiarity with CI/CD concepts and tools such as Jenkins
- Basic scripting skills in Python and/or Bash
- Experience working in Linux environments
- Understanding of Agile/Scrum development methodologies
- Strong analytical and problem-solving skills
- Good written and spoken English
Accessibility
Mavenir is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. If you require any assistance, please state in your application or contact your recruiter.
Mavenir is an Equal Employment Opportunity (EEO) employer and welcomes qualified applicants from around the world, regardless of their ethnicity, gender, religion, nationality, age, disability, or other legally protected status.