About the role
About Us:-
Net2Source Inc. is one of the fastest growing diversities certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia, and Middle East.
About the Role:
Job Title – Java, React & Microservices Developer
Location – Warsaw, Poland
Mode of Work – Hybrid (3 Days Per Week)
Type of Hiring – Permanent
Skill-
Mandatory Skills: React developer
Secondary Skills : GenAI
Job Summary:
We are looking for a highly motivated Java Full Stack Developer with 5+ years of experience in designing, developing, and supporting enterprise-grade applications. The ideal candidate should possess strong expertise in Java, Spring Boot, Microservices architecture, React.js, REST APIs, and modern software development practices. The role involves building scalable, cloud-ready applications, collaborating with cross-functional teams, and contributing to end-to-end software delivery.
Key Responsibilities:
- Design, develop, test, and maintain scalable web applications using Java and React.js.
- Build and enhance Microservices-based applications using Spring Boot.
- Develop RESTful APIs and integrate with internal and external systems.
- Collaborate with product owners, architects, and QA teams to deliver high-quality solutions.
- Optimize application performance, scalability, and security.
- Participate in code reviews, troubleshooting, and production support.
- Implement CI/CD pipelines and DevOps best practices.
- Work in Agile/Scrum teams and contribute to sprint planning and release activities.
- Create technical documentation, follow coding standards, and best practices.
Required Technical Skills:
Backend-
- Java 8/11/17
- Spring Boot
- Spring MVC
- Spring Data JPA/Hibernate
- Microservices Architecture
- REST APIs
- JUnit, Mockito
Frontend-
- React.js
- JavaScript (ES6+)
- TypeScript
- HTML5
- CSS3
- Bootstrap / Material UI
Databases-
- Oracle
- MySQL
- PostgreSQL
- Tools & DevOps
- Git/GitHub/GitLab
- Maven/Gradle
- Jenkins
- Docker
- Kubernetes
- SonarQube
- Postman
- Swagger/OpenAPI
- Messaging & Integration
- Kafka
- Event-Driven Architecture
Cloud Exposure (Preferred)
- AWS / Azure / OpenShift
Required Qualifications:
- Bachelor's degree in Computer Science, Information Technology, or related field.
- 5+ years of hands-on experience in Java Full Stack Development.
- Strong understanding of OOP concepts, design patterns, and Microservices architecture.
- Experience in developing enterprise-scale applications.
- Excellent problem-solving and communication skills.
Good to Have:
- Spring Security, JWT Authentication
- Cloud-native application development
- Reactive Programming (WebFlux)
- Terraform, Kubernetes, ArgoCD
- AI-assisted development tools such as GitHub Copilot or Microsoft Copilot
Professional Skills:
- Strong analytical and debugging capabilities
- Ability to work independently and collaboratively
- Stakeholder management and requirement analysis
- Agile/Scrum delivery experience
- Continuous learning mindset
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