If you’re a fresher seeking a high-growth start to your tech career, the Calix Graduate Trainee Hiring opportunity is an excellent fit. Calix is offering a full-time Graduate Trainee role for 2024 and 2025 graduates in Bangalore. This role lets you work with industry experts on cloud testing, microservices, Python automation, and modern software quality engineering practices.
Calix is known for its cloud-first innovation and global presence. Joining as a Graduate Trainee gives you hands-on exposure to testing, automation, and real-world cloud ecosystems—making it a great first step toward becoming a cloud or test automation engineer.

About the Company
Calix is a global leader providing cloud, software platforms, and systems that help communication service providers (CSPs) simplify their operations and deliver exceptional subscriber experiences. With a mission to accelerate digital transformation through intelligent cloud platforms, Calix is shaping the future of broadband and communication technologies. Their work culture emphasizes innovation, collaboration, skill development, and continuous learning—making it an ideal workplace for fresh graduates.
Role Overview
As a Graduate Trainee in the Cloud Test Engineering team, you will assist in manual and automated testing of cloud microservices. You’ll work on building tools, simulating data, identifying defects, and collaborating closely with developers to ensure product reliability. This role is ideal for candidates passionate about testing, automation, cloud environments, and Python programming.
Key Responsibilities
- Assist in manual testing of cloud-based microservices
- Work on data simulation for testing scenarios
- Build tools/utilities to support cloud services
- Automate test cases using Python
- Report bugs with clear steps, documentation, and screenshots
- Collaborate with developers to analyze and resolve issues
- Participate in test planning and status discussions
- Perform regression, smoke, and sanity tests
- Attend daily stand-ups and weekly sync calls with global teams
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Who Can Apply
| Criteria | Details |
|---|---|
| Experience | Fresher (2024 / 2025 graduates) |
| Education | B.Tech / B.E / M.Tech / M.Sc / MCA in CS, IT, or related fields |
| CGPA Requirement | More than 8.5 |
| Employment Type | Full-Time |
| Location | Bangalore |
| Preferred Background | Software Testing, Cloud, Automation, Python Programming |
Preferred Skills
Technical Skills
- Strong understanding of SDLC & STLC
- Good coding knowledge (Python preferred)
- Strong database concepts
- Knowledge of microservices architecture
- Basic understanding of cloud technologies (nice to have)
- Familiarity with API testing tools like Postman
- Understanding of bug tracking tools such as Jira
Soft Skills
- Excellent communication skills
- Strong analytical and problem-solving ability
- Attention to detail and documentation ability
- Ability to collaborate in global teams
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What You’ll Get
✨ Hands-on experience in cloud testing and microservices
🚀 Exposure to automation using Python
🤝 Work closely with global engineering teams
🌍 Experience in a cloud-first technology company
📈 Strong career growth in QA, automation, or cloud engineering
💼 Learning-focused environment with mentorship
How to Apply
Follow these steps to maximize your chances of getting shortlisted:
✔ Update Your Resume
Highlight your knowledge of Python, cloud concepts, software testing lifecycle, and academic performance (CGPA > 8.5).
✔ Showcase Your Projects
Include any testing, automation, or cloud-based projects—such as API automation, Python scripts, Postman collections, or mini cloud simulations.
✔ Strengthen Core Knowledge
Revise SDLC/STLC, Python basics, SQL queries, API testing concepts, and fundamentals of microservices and cloud computing.
✔ Prepare for Interviews
Practice scenario-based QA questions, bug reporting, Python programming basics, and problem-solving exercises.
✔ Apply by Clicking the Button Below
Submit your application using the button provided.
Conclusion
The Calix Graduate Trainee Hiring program is a fantastic opportunity for tech-savvy freshers who want to build a career in cloud testing, automation, and software quality engineering. With access to cutting-edge tools, global teams, and hands-on project exposure, this role offers the perfect start for your professional journey.
If you’re passionate about cloud technologies, eager to learn, and ready for real-world engineering challenges, don’t miss this opportunity—apply today! 🌟
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