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BlueStone

SQL & Database Developer Intern

InternshipHybridHowrah, West Bengal6 months15K/mo15 openingsImmediate / Rolling
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About this internship

Join BlueStone in Howrah as a SQL & Database Developer Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on database engineering and backend data access work. About the role As a SQL & Database Developer…

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Skills you'll use

SQLPostgreSQL / MySQLDatabase Design & NormalisationIndexing & Query TuningStored ProceduresMongoDBTransactions & LockingBackend Programming (Java / Python)GitData Modelling

What you'll do

  • Work on designing schemas, writing queries that stay fast at scale, and fixing the ones that do not alongside the core team
  • Apply SQL, PostgreSQL / MySQL, Database Design & Normalisation, Indexing & Query Tuning 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 (CSE/IT), BCA/MCA or B.Sc (Computer Science / IT)
  • Graduating batch 2025, 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, PostgreSQL / MySQL, Database Design & Normalisation (or a genuine willingness to learn them)
  • Exposure to Indexing & Query Tuning, Stored Procedures, MongoDB 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 Howrah, West Bengal or willing to work from there for the internship period

Perks & benefits

Mentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursDirect access to the team that owns the data you work on

Interview & selection process

4 rounds — typical selection flow for this role:

  1. 1Application screening & resume shortlisting by the talent team
  2. 2Discussion with the hiring manager on the role and your fit
  3. 3Team-fit / behavioural interview with the team
  4. 4HR discussion — stipend, start date, expectations and offer

About BlueStone

BlueStone operates in the jewellery e-commerce sector and has an active presence in Howrah. 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…
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