CtrlS Datacenters

Speech & Voice AI Intern

InternshipIn OfficeSalem, Tamil Nadu6 months20K/mo12 openingsImmediate / Rolling

About this internship

Start your career in speech recognition and voice interfaces with CtrlS Datacenters as a Speech & Voice AI Intern in Salem. 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 Speech & Voice AI Intern at CtrlS…

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Skills you'll use

Speech Recognition (ASR)WhisperAudio PreprocessingPythonPyTorchText-to-SpeechWord Error RateDataset CurationIndic LanguagesEvaluation

What you'll do

Work on making speech models work on Indian accents and code-mixed audio, where the published benchmarks stop being useful alongside the core team
Apply Speech Recognition (ASR), Whisper, Audio Preprocessing, Python 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), MCA or M.Sc (Computer Science / Linguistics)
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 Speech Recognition (ASR), Whisper, Audio Preprocessing (or a genuine willingness to learn them)
Exposure to Python, PyTorch, Text-to-Speech 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 Salem, Tamil Nadu or willing to work from there for the internship period

Perks & benefits

Pre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionalsInternship CertificateLetter of RecommendationDirect 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
2Practical assignment or case study with a short walkthrough

About CtrlS Datacenters

CtrlS Datacenters operates in the data centres sector and has an active presence in Salem. 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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