BillDesk

Prompt Engineering Intern

InternshipHybridMumbai, Maharashtra5 months35K/mo3 openingsImmediate / Rolling

About this internship

BillDesk has an open Prompt Engineering Intern position in Mumbai 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, you…

Skills you'll use

Prompt EngineeringLLMsPythonNLPAPIsEvaluation

What you'll do

designing and refining prompts
evaluating LLM outputs for quality
building prompt test sets
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 Mumbai
A portfolio, project or coursework you can show (a plus, not mandatory)

Perks & benefits

Pre-Placement Offer (PPO) opportunityFlexible working hoursInternship CertificateLetter of RecommendationMentorship from experienced professionals

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Case study or take-home assignment with a short presentation
3Discussion with the hiring manager
4HR discussion — stipend, start date, expectations and offer

About BillDesk

BillDesk operates in the fintech & payments space and actively invests in early-career talent across Mumbai. 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…

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