Full Stack Engineer

👶 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 one of our first engineering hires, you'll have the unique opportunity to:

- Ship quickly

- Design and build new modes of working with computers

- Work on groundbreaking projects involving LLMs

- Collaborate closely with our external partners to fuel our growth

- Contribute to product decisions, direction and prioritization

- Shape our engineering culture

🔧 SAMPLE SET OF PROJECTS

- Build new frontier products at Junior to ingest more types of research inputs

- Build a voice-to-voice survey tool with extremely low latency that can autonomously conduct high volume of research tasks

- Build a mobile app from scratch in 3 weeks

- Create segmented knowledge graphs built on top of the output of unstructured ⇒ structured data transformations

- Build an AI native CRM system with deep links to the knowledge graph above

🔥 ABOUT YOU

We're looking for product-minded full-stack engineers who:

- Based in NYC

- Are eager to contribute to product decisions

- Have strong communication skills and a desire for a client-facing role

- Are proficient in our tech stack: Next.js, TypeScript, PostgreSQL

- Bonus points for experience building & designing AI-powered products!

- Feel like you are never building fast enough

🌵 BENEFITS

All the u...