Java FullStack Developer Internship Jobs | Infineon | CRED | Aaztra | Barclays | Morningstar Hiring Freshers & Interns
Java FullStack Developer Internship Jobs in India 2025 continue to lead the demand for engineering talent in the technology industry. Companies across fintech, semiconductor, SaaS, cloud, HR-tech, consulting, and banking sectors are now hiring fresh graduates and final-year students for software development, research roles, backend development, Spring Boot services, quantitative analysis positions, and product engineering internships. India’s emerging workforce of software engineers and developers is being recognized globally, making it a hub for innovation, product engineering, DevOps transformation, cloud adoption, and automation-driven services.
Infineon Careers – Specialist IT Java FullStack Developer
Infineon is one of the leading global semiconductor and research-driven companies working on secure technologies, automotive solutions, industrial power innovations, and cloud-based chip engineering.
The company has opened a permanent full-time opportunity for Specialist IT – Java FullStack Developer in Ahmedabad, India, offering a long-term career path in software development and enterprise-level web application engineering.
Job Responsibilities
- Assist in building enterprise-grade web applications using Java, Spring, and React.
- Participate in the complete SDLC from design to testing to deployment.
- Write scalable, maintainable, and performance-driven code.
- Collaborate with senior engineers for guidance and architectural decisions.
- Stay updated with modern frameworks and web development trends.
- Participate in code reviews and unit testing.
- Document development processes and communicate updates.
Skills & Profile Requirements
- Bachelor’s degree in CS, IT, or equivalent practical experience.
- 0–2 years in web app development preferred.
- Knowledge of Java, Spring Boot, React.js, HTML/CSS.
- Familiar with REST API architecture.
- Basic understanding of Git version control.
- Knowledge of NoSQL/SQL databases is a plus.
- Agile/Scrum exposure beneficial.
- Problem-solving mindset and team collaboration skills.
Why Infineon is a Top Employer for Developers
Infineon provides a research-focused environment with long-term growth, exposure to semiconductor-driven digital future, and innovation-driven roles. The company encourages continuous learning and hands-on experience in cloud technology, connectivity, analytics, and real-time data engineering.
Contact:
UmeshDatta.Bamrule@infineon.com
Apply:
https://jobs.infineon.com/careers?domain=infineon.com&query=HRC1308267
Infineon Jobs:
https://www.infineon.com/careers
CRED Careers – Back-end Developer Intern
CRED is one of India’s most innovative fintech unicorns offering credit-based rewards, consumer apps, and financial platforms. The company is hiring Back-end Developer Interns for high-impact product-oriented responsibilities.
What You Will Do
- Work on real-time product development challenges.
- Apply software design principles for coding and testing.
- Build and deploy backend features and APIs.
- Own project outcomes and collaborate with mentors.
Required Skills
- 0–2 months experience in software engineering.
- Good command in one language (Go, Python, Java).
- Knowledge of DS & Algo – trees, graphs, heaps, sorting, recursion.
- Understanding of test frameworks and API development.
- Strong curiosity and adaptability.
Bonus Skills
- Knowledge of AI-based coding tools (Copilot, ChatGPT, etc.)
- Probability and combinatorics fundamentals.
- Passion for building consumer-centric products.
Apply:
https://www.codechef.com/be-intern-at-cred
Aaztra Technologies – Java Spring Boot Backend Intern (Remote – 6 Months)
Aaztra Technologies offers a robust internship for backend development using Java + Spring Boot centered around real SaaS-based features.
Internship Responsibilities
- Assist in developing REST APIs.
- Write test scripts and collaborate with front-end engineers.
- Work with PostgreSQL databases.
- Learn and work on Docker, AWS & CI/CD pipelines.
- Attend code reviews and mentoring sessions.
Applicant Requirements
- CS/IT engineering background.
- Basic knowledge of Spring and SQL.
- Willingness to learn fast and solve backend issues.
- Interest in product-based development.
Perks
- Remote work
- Mentorship & certificate
- Full-time opportunity based on performance
Apply: hr@aaztratech.com
Barclays India Freshers Hiring (10–12 LPA)
Barclays continues to invest in Indian technology and operational excellence teams. The company offers high-paying roles for freshers focused on workforce optimization, strategy implementation, customer outcome management, and banking process automation.
Key Responsibilities
- Forecasting and scheduling resources using business analytics.
- Workforce strategy development.
- Process governance to reduce operational risk.
- Identify improvement areas and implement changes.
- Support automation and optimize staffing.
Assistant Vice President (Leadership Pathway)
- Influencing leadership decisions.
- Policy development and operational risk management.
- Cross-functional coordination.
- Data-driven initiatives and communication.
Apply:
https://search.jobs.barclays/job/-/-/13015/80424766240
Barclays Jobs:
https://search.jobs.barclays/search-jobs
Morningstar Careers – Associate Quantitative Analyst
Morningstar is a global financial research and analytics organization providing investment research, benchmarking, risk analysis, and portfolio insights.
Responsibilities
- Build next-gen benchmark indexes across equity and fixed-income.
- Validate and analyze financial data.
- Work with research and sustainability teams.
- Participate in full product lifecycle.
- Convert methodology into deployable index models.
Required Skills
- Bachelor’s degree in quantitative, mathematics, engineering.
- Programming skills (Python or R).
- Comfortable in SQL databases.
- Basic knowledge of finance ratios and portfolio theory recommended.
Apply:
https://careers.morningstar.com/us/en/job/REQ-053563/Associate-Quantitative-Analyst
Morningstar Jobs:
https://careers.morningstar.com/us/en/search-results
Why Java FullStack & Backend Roles Dominate Hiring
Java continues to be the backbone of enterprise systems, SaaS platforms, fintech solutions, insurance automation systems, telecommunications billing, and cybersecurity ecosystems. While newer technologies gain attention, Java remains timeless due to:
- Strong community support
- Scalability
- Cloud support
- Security architecture
- Spring Boot microservices
Top Skills That Companies Require
| Skill | Market Value |
|---|---|
| Java + Spring Boot | Very High |
| Microservices | High |
| React / Angular | High |
| Debugging & Unit Testing | High |
| SQL + NoSQL | High |
| CI/CD & Cloud | Very High |
| Data Structures | Mandatory |
| Product Mindset | Preferred |
How Students Can Prepare for High-Paying Internships
Roadmap
- Java + Spring Boot
- React.js for UI
- Git & GitHub
- DSA daily
- DB + Queries
- Basic system design
Interview Expectations
- Coding rounds
- Debugging scenarios
- API architecture
- Culture & ability to learn.
