Nucleus Software

LLM Application Developer Intern

InternshipIn OfficeBengaluru, Karnataka5 months17K/mo3 openingsImmediate / Rolling

About this internship

Join Nucleus Software in Bengaluru as a LLM Application Developer Intern. This entry-level internship is built for candidates early in their journey who are eager to turn classroom knowledge into hands-on machine learning experience on real, business-facing work. As a LLM Application Developer…

Skills you'll use

LLMsPythonLangChainVector DatabasesRAGAPIs

What you'll do

building chat / assistant features with LLMs
designing prompt and RAG workflows
working with vector databases and embeddings
testing and evaluating LLM outputs
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 LLMs, Python, LangChain (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

Hands-on with industry toolsPre-Placement Offer (PPO) opportunityFlexible working hoursInternship CertificateLetter of Recommendation

Interview & selection process

3 rounds — typical selection flow for this role:

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

About Nucleus Software

Nucleus Software is a fintech company with a strong, growing presence in Bengaluru — one of India's biggest hubs for early-career opportunities. The team believes the best way to grow is by doing, which is why interns here are given real ownership from the start rather than being kept on the…

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