3h ago

Fullstack Engineer

New York City

$120k-$180k / yearest.

full-timemidfinance

🛠 Tech Stack

💼 About This Role

You'll build end-to-end product experiences for Mosaic's AI-driven deal modeling platform used by top private equity and investment banking firms. Your work will directly impact high-stakes deal processes like LBOs and DCFs, ensuring auditability and performance at scale. You'll collaborate closely with product and design in a fast-paced startup environment.

🎯 What You'll Do

  • Own features from idea to deployment end-to-end
  • Build intuitive UI workflows with polished interactions
  • Ship backend APIs and services for complex data flows
  • Participate in code reviews and technical design discussions

📋 Requirements

  • 2–6+ years of experience building modern web applications
  • Strong frontend skills with React
  • Experience building APIs with Node or Python
  • Comfort with relational databases and SQL

✨ Nice to Have

  • Experience building tools for finance or compliance workflows
  • Familiarity with AI product patterns (LLMs, agents)
  • Exposure to observability tooling or performance profiling

🎁 Benefits & Perks

  • 🦷 Health, vision & dental coverage
  • 🌴 Unlimited PTO
  • 🚠 Unforgettable team building events and offsites
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