Senior Full Stack Engineer / Ruby on Rails / Union Square, NYC

New York, NY, US • Posted 26 days ago • Updated 9 hours ago

Full Time

On-site

USD $160,000.00 - 200,000.00 per year

Fitment

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Job Details

Skills

Financing
Ideation
IT Architecture
Build Vs Buy
Roadmaps
Sales
Ruby on Rails
Web Development
Database Design
Management
Communication
Artificial Intelligence
Machine Learning (ML)
Startups

Summary

Senior Full-Stack Engineer (Senior-Principal Level)

A mission-driven startup operating at the intersection of climate and fintech is seeking a Senior Full-Stack Engineer to help build products that make sustainable building upgrades-such as heat pumps, batteries, and EV chargers-more accessible through innovative financing. This is a hybrid role based in New York City, with flexibility on level from Senior to Principal.

What You'll Do

Own end-to-end feature development, from ideation and architecture through deployment
Write and review code across the full stack while balancing speed and quality
Shape technical architecture, best practices, and decisions around technical debt and build-vs-buy
Partner closely with founders and product stakeholders to influence roadmap and priorities
Work cross-functionally and gain exposure to multiple areas of the business, including sales and customer discovery

What You'll Bring

5+ years of experience with Ruby on Rails or similar full-stack frameworks
Strong understanding of modern web application development
Deep experience with database design and management
Excellent communication skills and comfort working across product and technical teams
Ownership mindset and ability to thrive in ambiguity
Experience building systems from 0?1 and scaling them
Experience or strong interest in AI, ML, and LLMs

What's Offered

$160,000-$200,000 base salary (NYC) plus competitive equity
Health, dental, and vision coverage
Unlimited PTO
Opportunity to join early and make a meaningful impact at a fast-growing, mission-oriented startup in climate and fintech

#LI-HM5

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: 10105282
Position Id: 864935
Posted 26 days ago

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