About Junior

Junior builds cutting-edge LLM-powered tools that supercharge investment research for leading private equity firms, Big 4 professional services, and top consulting practices managing billions in annual deployments. We're a profitable, bootstrapped company of ~43 people based in London and New York. We 10x'd revenue in 2025 and are scaling 2–3x this year, expanding into investment banking, hedge funds, and research firms.

The Role

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

Ship quickly and take end-to-end ownership
Design and build new modes of human-computer interaction
Work on groundbreaking AI-powered projects
Collaborate with external partners to fuel growth
Contribute directly to product decisions and prioritization
Shape our engineering culture

Sample Projects

Build new frontier products to ingest diverse research inputs
Create a voice-to-voice survey tool with extremely low latency for autonomous high-volume research tasks
Develop mobile applications from scratch in accelerated timelines
Design segmented knowledge graphs from unstructured-to-structured data transformations
Build an AI-native CRM system with deep knowledge graph integration

About You

We're seeking product-minded full-stack engineers who:

Are based in NYC and excited to work in person
Love shipping quickly and owning work end-to-end
Actively contribute to product decisions, not just execute tasks
Have strong communication skills and enjoy customer collaboration
Are proficient in Next.js, TypeScript, and PostgreSQL
Are passionate about building AI-powered products from the ground up
Feel driven to build faster

Salary Disclosure: This is an editorial market estimate of $115K–$165K USD annually, not employer-provided compensation. Actual salary varies by experience, location, and qualifications.

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Open Positions (1)

Full Stack Engineer