Demo

Full Stack Engineer - Ruby on Rails - Start-Up Exp.

Phaxis
York, NY Full Time
POSTED ON 3/25/2026
AVAILABLE BEFORE 4/23/2026

Our client, a growing startup using fintech to make greener, more efficient and sustainable building upgrades is looking for a full-stack Ruby on Rails Engineer to join the team and build products as well as features to help customers maximize success.

Role Details
  • Own the end-to-end feature development, from concept, through implementation and deployment.
  • Write and review code across the entire stack maintaining quality and execution speed.
  • Make key architectural contributions to shape the technology stack.
  • Assist with defining best practices and considering when to build or buy off the shelf.
  • Influence the product roadmap by working closely with leadership to understand customer pain points, and negotiate project requirements and priorities.
  • Gain exposure to all aspects of a startup business.
Requirements
  • 5 years of full stack development experience in Ruby on Rails
  • Familiar with modern web application development practices
  • Strong expertise in database design and management
  • Experience designing systems from scratch and scaling them
  • Experience and/or interest in AI, ML, and LLMs

Salary : $120,000 - $200,000

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