Mastercard

Prompt Engineering Intern

InternshipHybridBengaluru, Karnataka3 months21K/mo1 openingImmediate / Rolling

About this internship

Mastercard has an open Prompt Engineering Intern position in Bengaluru for motivated freshers and final-year students. You will join a supportive team, take ownership of meaningful machine learning tasks, and grow the practical skills employers actually look for. As a Prompt Engineering Intern…

Skills you'll use

Prompt EngineeringLLMsPythonNLPAPIsEvaluation

What you'll do

designing and refining prompts
evaluating LLM outputs for quality and safety
building prompt test sets and benchmarks
integrating LLM APIs into workflows
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 Prompt Engineering, LLMs, Python (or a strong willingness to learn them)
Good communication, problem-solving and a genuine eagerness to learn
Based in or willing to work from Bengaluru
A portfolio, project or coursework you can show (a plus, not mandatory)

Perks & benefits

Real-world project experienceHands-on with industry toolsPre-Placement Offer (PPO) opportunityFlexible working hoursInternship Certificate

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Team-fit / behavioural interview
3Online aptitude / skills assessment
4HR discussion — stipend, start date, expectations and offer

About Mastercard

Mastercard operates in the fintech space and actively invests in early-career talent across Bengaluru. Its culture is practical and learning-oriented: mentorship, honest feedback and real project work are part of everyday life, and interns are treated as genuine members of the team. Working here…

Visit Mastercard’s official website ↗

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