Mirrai Careers

Software Engineering Intern — Fall 2026

Junior AI

New York City Full-time Posted 30+ days ago
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👶 ABOUT JUNIOR We're building cutting-edge LLM-powered tools that supercharge investment research for the world's most demanding deal teams. Our clients include several of the top 10 global private equity firms, Big 4 professional services firms, and leading consulting practices: organisations responsible for deploying billions of dollars annually. We're a profitable, bootstrapped company with a growing team of ~28 people based in London and New York. We 10x'd our revenue in 2025 and are on track to grow 2-3x again this year. Junior saves clients an average of 10 hours per week, and we're expanding fast into new verticals including investment banking, hedge funds, and research firms. 💡 ROLE DESCRIPTION As a Fall Engineering Intern, you'll be embedded directly in our engineering team and own a meaningful project end-to-end. You'll ship real code, collaborate with full-time engineers, and present your work to the team at the end of the summer. This is not a passive learning experience — we expect you to contribute from day one. 🔧 WHAT YOU'LL WORK ON * Building AI-powered features using LLMs to process and structure unstructured research data * Contributing to our Next.js / TypeScript frontend for client-facing products * Working on data pipelines that turn raw investment research into structured knowledge 🔥 WHAT WE'RE LOOKING FOR * Currently pursuing a degree in Computer Science, Software Engineering, or a related field * Comfortable working in TypeScript / JavaScript — Next.js experience is a plus * Curious about AI and LLM-powered products * Strong communicator who can work closely with a small, fast-moving team * Previous internship or co-op experience is a bonus, not a requirement 🌵 WHAT YOU'LL GET * $40/hr compensation * Free daily breakfast/lunch — we have an in-office cook * MacBook for the duration of the internship * Dedicated engineering mentor * Real ownership — your code ships to production * Final project presentation to the full team * Consideration for a return offer based on performance 🌍 VISA & WORK AUTHORIZATION We welcome applicants who are authorized to work in the US, including: * US citizens and permanent residents * F-1 students on CPT or OPT * Canadian citizens (TN visa) * Irish citizens (J-1 intern visa) If you're excited about the opportunity to drive innovation at Junior, we'd love to hear from you! We can't wait to meet you! 🙌

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