Coal India

SQL Developer Intern

InternshipWork from HomeKochi, Kerala2 months16K/mo10 openingsImmediate / Rolling

About this internship

Coal India has an open SQL Developer Intern position in Kochi for motivated freshers and final-year students. You will work on live SQL development projects and finish with something you can genuinely talk about in interviews. About the role As a SQL Developer Intern at Coal India, your core focus…

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Skills you'll use

SQLJoins & Window FunctionsStored ProceduresQuery OptimisationIndexingExecution PlansDatabase DesignETL BasicsMS SQL or MySQLGit

What you'll do

Work on writing queries and procedures that stay fast when the table grows a hundred times alongside the core team
Apply SQL, Joins & Window Functions, Stored Procedures, Query Optimisation to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (any branch), BCA/MCA, B.Sc (Computer Science / IT) or MCA
Graduating batch 2026 or 2027 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of SQL, Joins & Window Functions, Stored Procedures (or a genuine willingness to learn them)
Exposure to Query Optimisation, Indexing, Execution Plans is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Kochi, Kerala or willing to work from there for the internship period

Perks & benefits

Networking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentorLive project experienceStructured onboarding and a formal mentor at a large, established employer

Interview & selection process

3 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Technical interview on fundamentals and your projects
3HR discussion — stipend, start date, expectations and offer

About Coal India

Coal India operates in the mining sector and has an active presence in Kochi. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a distance. The work runs at…

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