Cointab

Firmware Engineering Intern

InternshipHybridTirupati, Andhra Pradesh3 months20K/mo3 openingsImmediate / Rolling

About this internship

Join Cointab in Tirupati as a Firmware Engineering Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on firmware engineering work. About the role As a Firmware Engineering Intern at Cointab, your core…

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Skills you'll use

Embedded CC++MicrocontrollersRTOSUART / SPI / I2CBare-metal DebuggingOscilloscope & Logic AnalyserMemory OptimisationGitDatasheet Reading

What you'll do

Work on writing and debugging firmware that runs on real hardware alongside the core team
Apply Embedded C, C++, Microcontrollers, RTOS 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 (ECE, EEE, CS, Instrumentation) — 2026 freshers & final-year students welcome
Working knowledge of Embedded C, C++, Microcontrollers (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 Tirupati, Andhra Pradesh

Perks & benefits

Flexible working hoursNetworking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentor

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Practical assignment or case study with a short walkthrough
3Discussion with the hiring manager on the role and your fit
4HR discussion — stipend, start date, expectations and offer

About Cointab

Cointab operates in the fintech saas sector and has an active presence in Tirupati. 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…

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