Llm Engineer Internships
Llm engineer internships give university students, recent graduates, and early-career switchers hands-on project experience building and fine-tuning large language models, mentorship from working engineers, and, at many employers, a path toward a full-time offer. Roles cover Technology & Software and Automotive, with TikTok, Diagonal Matrix, and Nio Usa among the employers posting roles now.
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See related jobsVisa Status: STEM OPT/F1-OPT
About Diagonal Matrix
Diagonal Matrix is an AI technology company specialising in AI application development, data-driven solutions, Generative AI, RAG systems, chatbot integrations, and Agentic AI workflows. We help businesses build practical, production-ready AI solutions that improve automation, decision-making, and digital experiences.
Job Overview
Join Diagonal Matrix as an AI / GenAI / LLM Engineer Intern and gain hands-on experience building practical AI applications using large language models, retrieval-augmented generation, prompt engineering, chatbot integrations, and agentic AI workflows.
This paid full-time internship is ideal for recent master’s graduates and students seeking practical training in AI engineering, Generative AI, LLM application development, RAG systems, and AI-powered automation.
Responsibilities
- Build and test Generative AI applications using LLMs, prompt engineering, and AI workflow design.
- Assist in developing RAG pipelines using documents, vector databases, embeddings, and retrieval workflows.
- Work with Python, APIs, cloud services, and AI frameworks to create working AI application features.
- Support chatbot development, AI assistant workflows, and agentic AI use cases.
- Experiment with tools such as OpenAI, Azure OpenAI, Google Vertex AI, LangChain, LlamaIndex, Chroma, FAISS, Pinecone, or similar technologies.
- Evaluate AI outputs for accuracy, relevance, safety, consistency, and business usefulness.
- Collaborate with software, data, and product teams to convert business requirements into AI solutions.
- Document prompts, workflows, model behaviour, architecture decisions, and implementation steps.
Requirements
- Recently completed a master’s degree in Computer Science, Artificial Intelligence, Data Science, Machine Learning, Engineering, or a related STEM field.
- Strong foundation in Python programming.
- Familiarity with Generative AI, LLMs, prompt engineering, RAG, embeddings, vector search, or chatbot development.
- Exposure to APIs, cloud platforms, databases, or AI application development is desirable.
- Interest in building production-ready AI applications and business automation workflows.
- Strong analytical thinking, problem-solving ability, and willingness to learn quickly.
- Ability to work independently in a remote environment.
Pay: $120,000.00 - $150,000.00 per year
Benefits:
- Employee assistance program
- Flexible schedule
Application Question(s):
- If applicable, what is your visa end date?
- Currently are you based in USA?
- What is your current Nationality?
- What is your visa status? (STEM, F1-OPT, Others)
- If applicable, what is your visa start date?
Work Location: Remote
Llm Engineer Internship Market
Who's Hiring
Top Industries Hiring
- Technology & Software
- Automotive
Tips for Your Llm Engineer Internship Search
Apply earlier than the semester you want to start
Large tech companies and AI research labs recruit summer interns the preceding fall, often closing cohorts before winter break. Smaller companies and co-op programs post closer to start dates, so openings appear throughout the year. Start your search earlier than feels necessary and you will avoid competing for the last few seats.
Build a public GitHub repository before you apply
Recruiters hiring llm engineer interns cannot rely on past job titles, so a linked repository showing you built, fine-tuned, or evaluated a language model end to end gives them something concrete to assess. Document what the project does, which frameworks and datasets you used, and what you learned. Two strong projects outperform a long list of tools.
Work your campus network and apply directly at the same time
Campus career fairs surface structured internship programs tied directly to your university, and professors running research labs or teaching machine learning courses often know which employers recruit from your school before roles appear publicly. Apply directly to companies running smaller cohorts alongside your campus activity so you reach employers who never recruit on campus at all.
Practice your technical screen out loud before your first interview
Llm engineer intern screens typically combine a coding round on data structures and algorithms with questions about model architecture, training, and evaluation. Practice working through problems out loud and explaining your reasoning step by step, not just writing correct code silently. Interviewers weigh how you think through a problem as much as the final answer you reach.
Target structured AI and research internship programs early
Large technology companies and AI research organizations run cohort-based internship programs built to train people new to the field, recruiting a full class of llm engineer interns each cycle. These programs fill in the first application wave, so identify the ones that match your background, prepare your materials, and submit before the cohort closes.
Set your work-type filter before you start searching
On-site roles are 60% of the llm engineer internships listed here. Decide what you can commit to before you start reviewing postings, then filter by location and work type so you are not spending time on roles you cannot accept. Sorting by work type first makes your whole search faster and more focused.
Llm Engineer Internships: Frequently Asked Questions
How do I get an llm engineer internship?
Lead with coursework and personal projects rather than work history, hiring teams expect limited experience at the intern level. The concrete artifact that moves your application forward is a linked GitHub repository showing you have built, fine-tuned, or evaluated a language model end to end. Pair direct applications with campus career fairs, where recruiters often move faster for students they meet in person.
Can an llm engineer internship turn into a full-time job?
Many employers extend return offers to strong interns, but conversion is never guaranteed. What actually drives it for llm engineer interns is concrete performance on real project work, available headcount on the team, and how early in the internship you signal interest in returning. Position for one by doing excellent work, but do not count on it when planning your job search.
When should I apply for llm engineer internships?
Earlier than most candidates expect. Large tech and research employers recruit summer interns the preceding fall, sometimes opening applications in August or September. Smaller companies, startups, and co-op programs post much closer to start dates, so openings appear year-round. Checking listings regularly rather than waiting for a single season gives you the widest window.
Are llm engineer internships paid?
Most professional llm engineer internships in the United States are paid. Compensation varies by company size, industry, and location. Where employers disclose pay, it appears directly in the listing, so you can compare opportunities before you apply without needing to ask upfront.
What should an llm engineer internship resume include?
Lead with projects, not work history. Include two or three complete, documented projects that name the models, frameworks, and datasets you worked with and link directly to the code on GitHub or a public repository. Add relevant coursework in machine learning, natural language processing, or deep learning. Keep the whole document to one page.
Are there remote llm engineer internships?
Yes. Remote and hybrid roles make up 40% of the llm engineer internship listings here, with the rest on-site. Remote cohorts fill fast because they attract candidates across the country, so apply early once you find a role that fits and use the work-type filter to surface them without sorting through positions you cannot take.
Can international students get llm engineer internships?
Yes. F-1 students can intern through CPT while enrolled or through OPT work authorization after finishing a degree, and the employer does not have to file anything for either, so many companies are open to international interns. Confirm your eligibility and timing with your university's international student office before accepting an offer.
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