Persistent Systems

AI Engineer Intern (RAG & LLMs)

InternshipHybridChennai, Tamil Nadu6 months22K/mo4 openingsImmediate / Rolling

About this internship

Kick-start your career with Persistent Systems as a AI Engineer Intern (RAG & LLMs) in Chennai. If you learn fastest by doing, this internship gives you real responsibility, real mentorship and real machine learning projects from day one. As a AI Engineer Intern (RAG & LLMs), you will work closely…

Skills you'll use

PythonLLMsRAGEmbeddingsLangChainAPIs

What you'll do

building RAG pipelines over company data
creating and querying embeddings
wiring LLMs into product features
measuring and improving answer quality
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, LLMs, RAG (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

Internship CertificateLetter of RecommendationMentorship from experienced professionalsReal-world project experienceHands-on with industry tools

Interview & selection process

3 rounds — typical selection flow for this role:

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

About Persistent Systems

Persistent Systems operates in the software space and actively invests in early-career talent across Chennai. 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…

Visit Persistent Systems’s official website ↗

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