Full Stack Engineer

Responsibilities

• Ship high-quality code quickly to build new frontier products
• Design and build new modes of working with computers using LLMs
• Contribute to product decisions, direction, and prioritization
• Collaborate closely with external partners to fuel company growth
• Shape the engineering culture as one of the first engineering hires
• Work on diverse projects including voice-to-voice tools, mobile apps, and AI-native CRM systems

Requirements

• Based in New York City (On-site)
• Proficient in Next.js, TypeScript, and PostgreSQL
• Product-minded approach to engineering
• Strong communication skills and a desire for a client-facing role
• High sense of urgency and a drive to build fast

Preferred Qualifications

• Experience building and designing AI-powered products

Benefits

• Competitive base salary ($150K – $190K) and equity
• Private healthcare
• Gym membership
• In-office cook
• Opportunity to work from Greece during the summer

About the Company

Junior is building the AI operating system for investment research. Our software helps private equity firms, consultants, and financial institutions complete high-stakes research workflows—from diligence and memo writing to market mapping and strategic analysis—dramatically faster. We are a profitable, bootstrapped company that grew 10x in 2025 to over $10M in revenue.