N-iX is a global software development service company that helps businesses across the globe create next-generation software products. Founded in 2002, we unite 2,400+ tech-savvy professionals across 40+ countries, working on impactful projects for industry leaders and Fortune 500 companies. Our expertise spans cloud, data, AI/ML, embedded software, IoT, and more, driving digital transformation across finance, manufacturing, telecom, healthcare, and other industries. Join N-iX and become part of a team where your ideas make a real impact.
We are looking for an experienced Java Software Engineer with a strong background in designing, developing, and maintaining scalable backend applications. Skilled in building high-performance, distributed systems using modern Java technologies and cloud-native architectures. Passionate about writing clean, maintainable code, improving system performance, and delivering reliable software solutions in Agile environments.
Experience:
- 5+ years of commercial experience in Java backend development.
- Designed and implemented scalable microservices handling high traffic and complex business logic.
- Developed secure REST APIs and integrated with third-party services.
- Optimized application performance and database queries.
- Participated in system architecture discussions and technical decision-making.
- Collaborated with cross-functional teams in Agile/Scrum environments.
- Conducted code reviews and mentored junior engineers when needed.
- Contributed to CI/CD automation and cloud deployment processes.
Key Strengths:
- Strong analytical and problem-solving skills.
- Solid understanding of object-oriented programming and software engineering best practices.
- Experience working with distributed systems and event-driven architectures.
- Ability to quickly understand complex business domains.
- Excellent communication and teamwork skills.
- Ownership mindset with a focus on quality and continuous improvement.
Core Technical Skills:
- Java 17/21/25
- Spring Boot, Spring Framework (Core, MVC, Security, Data)
- RESTful APIs, Microservices Architecture
- Hibernate/JPA
- SQL (PostgreSQL, MySQL), NoSQL (MongoDB, Redis), MinIO
- Apache Kafka
- Docker, Kubernetes
- Gradle
- Git
- CI/CD pipelines
- JUnit, Mockito, Integration Testing
- Design Patterns, SOLID Principles, Clean Architecture
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
*not applicable for freelancers
Skills Required
- 5+ years of commercial experience in Java backend development
- Designed and implemented scalable microservices handling high traffic
- Developed secure REST APIs and integrated with third-party services
- Optimized application performance and database queries
- Participated in system architecture discussions and technical decision-making
- Collaborated with cross-functional teams in Agile/Scrum environments
- Conducted code reviews and mentored junior engineers
- Contributed to CI/CD automation and cloud deployment processes
- Proficiency with Java 17/21/25
- Experience with Spring Boot and Spring Framework (Core, MVC, Security, Data)
- Experience with Hibernate / JPA
- SQL databases: PostgreSQL, MySQL
- NoSQL databases: MongoDB, Redis
- Experience with MinIO (object storage)
- Experience with Apache Kafka or event-driven architectures
- Containerization and orchestration: Docker, Kubernetes
- Build tools: Gradle
- Version control: Git
- Testing frameworks: JUnit, Mockito, integration testing
- Knowledge of design patterns, SOLID principles, and clean architecture
What We Do
N-iX is a global software solutions and engineering services company that helps world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. Whether you need to build a custom solution, modernize your digital product or acquire extra tech expertise - we have the experience and capabilities to ensure your success. With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, e-commerce, healthcare, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, Global Outsourcing 100 by IAOP, ISG Provider Lens™, Modern Application Development services providers by Forrester, etc
