INTERN (AI DEVELOPER)
The Marvin Group
This job at a glance
- Who can apply
- New grads and up to 1 year
- Must know
- LLMsTroubleshootingSQL
- Nice to have
- REST APIsPythonTypeScriptHTML
- Work
- On-site in Inglewood · internship
- Pay
- Not stated by the employer.
- Skill demand
- Troubleshooting40%REST APIs40%SQL27%LLMs13%of 150 similar entry-level jobs posted in the US this week
- Listed
- Oct 30, 2026 · still open
Sign in free to see which of these skills your resume already shows.
About The Marvin Group
The Marvin Group is a leading defense contractor, a Strategic Partner for Global Alternate Mission Equipment and Sustainment. We play a crucial role in the development and manufacturing of various systems for military aerospace and vehicles. Based in Southern California, The Marvin Group consists of Marvin Engineering (MEC), Marvin Test Solutions (MTS), and Marvin Land Systems (MLS). For over 60 years, we have maintained “A Tradition of Excellence”, serving as a trusted source supporting all branches of the Department of Defense and our global allies, with collaborations extending across major military prime contractors.
About the Role
The selected Intern will support AI Development, prototyping, building, and shipping useful AI-enabled internal applications. You will work directly with users, translate practical workflow needs into maintainable software, and improve solutions through feedback and measured results. This position is 100% onsite.
Key Responsibilities
- Build and iterate on AI-enabled internal web applications from working prototype through reliable release.
- Integrate LLM APIs, structured outputs, retrieval, and tool or function calling where they solve a clear user need.
- Develop application logic in Python and/or TypeScript, with practical front-end, back-end, API, and web-interface work.
- Connect applications to databases, business data, and external services while handling authentication, errors, and data quality.
- Create evaluations and automated tests; review outputs, dependencies, permissions, and data handling with a security-minded approach.
- Work with users to observe results, troubleshoot issues, document systems and decisions, and improve usefulness, reliability, and maintainability.
Requirements & Tech Stack
- Must be enrolled or have completed an undergraduate or postgraduate, or accredited technical program and be a Sophomore, Junior, Senior or Postgraduate student by the start of summer, pursuing Information Technology, Computer Science, or related field.
- Demonstrated ability to build and ship functioning software applications, including examples that use LLMs or other AI services.
- Working proficiency in Python and/or TypeScript plus core web concepts such as APIs, HTML/CSS, and client-server behavior.
- Experience with SQL or other application databases, data integration, version control, debugging, testing, and deployment workflows.
- Ability to evaluate nondeterministic AI behavior, define acceptance checks, recognize failure modes, and communicate tradeoffs clearly.
- Hands-on familiarity with modern AI-assisted development tools such as Claude Code and OpenAI Codex, paired with sound engineering judgment and review of generated changes.
This position must meet export control compliance requirements. All applicants must be “U.S. persons” within the meaning of ITAR.