BrainBox Apps

Mobile App Developer Intern

InternshipWork from HomeKolkata, West Bengal2 months17K/mo15 openingsImmediate / Rolling

About this internship

Start your career in mobile application development with BrainBox Apps as a Mobile App Developer Intern in Kolkata. You will sit with a working team, use the same tools and systems they do, and own a defined piece of work from day one. About the role As a Mobile App Developer Intern at BrainBox…

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Skills you'll use

Android or iOSKotlin or SwiftREST APIsMobile UI DesignLocal StoragePush NotificationsApp PerformanceDebugging on DeviceApp Store DeploymentGit

What you'll do

Work on building app features that behave on a mid-range Android phone on a patchy network alongside the core team
Apply Android or iOS, Kotlin or Swift, REST APIs, Mobile UI Design 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/ECE), BCA/MCA or B.Sc/M.Sc (Computer Science / IT)
Graduating batch 2026, 2027 or 2028 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of Android or iOS, Kotlin or Swift, REST APIs (or a genuine willingness to learn them)
Exposure to Mobile UI Design, Local Storage, Push Notifications 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 Kolkata, West Bengal or willing to work from there for the internship period

Perks & benefits

Letter of RecommendationMentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityDirect access to the team that owns the data you work on

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Team-fit / behavioural interview with the team

About BrainBox Apps

BrainBox Apps operates in the it services sector and has an active presence in Kolkata. 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…

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