We are seeking a Full Stack Ruby on Rails Engineer who is skilled at building scalable applications and comfortable leveraging AI in both development workflows and product features.This will be ico...Show moreLast updated: 30+ days ago
Promoted
AI Product Focus - Senior Full Stack / Rails Engineer (Boston)
Yuma AIBoston, MA, US
Full-time
Yuma is building a next-generation orchestration platform that deploys.AI agents dedicated to customer support in e-commerce.
Guillaume Luccisano (3rd-time YC founder).We are now a team of 25 passio...Show moreLast updated: 5 days ago
Senior Ruby Engineer (Rails)
PrivyBoston, MA, US
Remote
Full-time
Quick Apply
We're seeking a Senior Backend Engineer to strengthen our Ruby and Rails team.This role is well suited for someone at the senior boundary - either newly senior or an experienced mid-level engineer ...Show moreLast updated: 30+ days ago
Remote Sr. Full Stack (rails / hotwire) Engineer
FishtailBoston, Massachusetts, United States
Remote
Full-time
We are a super un-sexy, VC-backed, revenue-generating, remote-first, Trade Finance automation company (think Pipe for the physical world) that's bringing the the $10tn Trade Finance space in to the...Show moreLast updated: 30+ days ago
Promoted
Senior Ruby on Rails Developer
JobotBoston, MA, United States
Full-time
REMOTE Senior Ruby on Rails Engineer / Senior Full Stack Developer Needed for Growing Fintech Company!.This Jobot Job is hosted by : Reed Kellick.
Are you a fit? Easy Apply now by clicking the "Apply...Show moreLast updated: 6 days ago
We are seeking a Full Stack Ruby on Rails Engineer who is skilled at building scalable applications and comfortable leveraging AI in both development workflows and product features. This will be icortica’s second full time engineer in our very small startup with big plans. You will work across the stack, from backend services and APIs to front-end interfaces, helping us deliver data-driven insights and workflow automation.
Responsibilities
Primary focus on developing integrations with third-party systems and our own API
Build and maintain full stack web applications with Ruby on Rails, PostgreSQL, and modern front-end frameworks
Write high-quality, well-tested code
Optimize application performance, scalability, and security
Collaborate with product and design teams to deliver features end-to-end
Contribute to code reviews, architecture discussions, and engineering best practices
Requirements
1-2+ years in a startup environment
Strong proficiency with Ruby on Rails (5+ years professional experience preferred)
Solid understanding of PostgreSQL and relational database design
Knowledge of multi-tenant architectures and data privacy / security best practices
Experience with background job processing and automated testing
Front-end experience with HTML, CSS (Tailwind), JavaScript, and Hotwire (Stimulus and Turbo).
Demonstrated experience using AI tools (Cursor, Codex, Claude Code) in the development process
Experience with crafting fault tolerant, resilient, and observable integrations with 3rd party API’s