SingleStore

Full Stack Developer Intern (MERN)

InternshipWork from HomeChennai, Tamil Nadu2 months29K/mo4 openingsImmediate / Rolling

About this internship

SingleStore has an open Full Stack Developer Intern (MERN) position in Chennai for motivated freshers and final-year students. You will work on live full stack development projects and finish with something you can genuinely talk about in interviews. About the role As a Full Stack Developer Intern…

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Skills you'll use

MongoDBExpress.jsReactNode.jsJavaScript (ES6+)REST APIsJWT AuthenticationGit & GitHubDeployment BasicsDebugging

What you'll do

Work on building features across React frontends and Node/Express backends alongside the core team
Apply MongoDB, Express.js, React, Node.js 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/BCA/MCA/B.Sc (CS, IT) — 2026 freshers & final-year students welcome
Working knowledge of MongoDB, Express.js, React (or a genuine willingness to learn them)
Strong fundamentals in your discipline and clear problem-solving ability
Care with detail and the discipline to document your work
Clear written and verbal communication in English
Based in or willing to work from Chennai, Tamil Nadu

Perks & benefits

Live project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionals

Interview & selection process

3 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Practical assignment or case study with a short walkthrough
3HR discussion — stipend, start date, expectations and offer

About SingleStore

SingleStore operates in the database software sector and has an active presence in Chennai. 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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