AI / Machine Learning Engineer Intern

About this internship

Skills you'll use

What you'll do

• preparing and cleaning training data
• building and tuning ML models
• evaluating model accuracy and performance
• presenting results to the team
• Collaborate with the team and document your work
• Take ownership of assigned tasks and act on feedback

Who can apply

• Pursuing or recently completed a relevant degree (stream depends on the role) — 2026 freshers & final-year students welcome
• Foundational knowledge of Python, Machine Learning, Scikit-learn (or a strong willingness to learn them)
• Good communication, problem-solving and a genuine eagerness to learn
• Based in or willing to work from Chennai
• A portfolio, project or coursework you can show (a plus, not mandatory)

Perks & benefits

Interview & selection process

4 rounds — typical selection flow for this role:

1. 1Application screening & resume shortlisting by the talent team
2. 2Online aptitude / skills assessment
3. 3Technical / functional interview on core fundamentals
4. 4HR discussion — stipend, start date, expectations and offer

About Mastercard

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