Job Title: Senior Backend Ruby Engineer
Location: US - Fully Remote
Salary: Up to $180k per annum

We are partnering with a growing FinTech in the US who are looking to add a Senior Ruby Engineer to their engineering team. This is a fully remote opportunity open to candidates based anywhere in the United States. We're partnering with them to find an experienced engineer who can help design, build, and scale the systems behind their product while mentoring other engineers on the team.

What You'll Do

Design, develop, and maintain scalable backend services using Ruby and Ruby on Rails
Write clean, well-tested, and well-documented code
Collaborate with product managers, designers, and other engineers to define technical solutions
Own features end-to-end, from architecture through deployment and monitoring
Participate in code reviews and provide constructive feedback to peers
Mentor mid-level and junior engineers, helping raise the technical bar across the team
Identify and resolve performance bottlenecks and technical debt
Contribute to architectural decisions and long-term technical strategy
Participate in on-call rotation as needed

What Our Client Is Looking For

5+ years of professional software engineering experience, with significant time in Ruby and Rails
Strong understanding of object-oriented design, testing practices (RSpec/Minitest), and clean code principles
Experience with relational databases (PostgreSQL or MySQL) and query optimization
Familiarity with background job processing (Sidekiq, Resque, or similar)
Experience with RESTful API design; GraphQL experience a plus
Comfort working in a cloud environment (AWS, GCP, or Azure)
Experience with CI/CD pipelines and infrastructure-as-code tools (a plus)
Excellent written communication skills — critical for a remote, distributed team
Ability to work independently, manage priorities, and communicate proactively across time zones
Prior experience mentoring or leading technical initiatives

Nice to Have

Experience scaling systems handling high traffic or large datasets
Open-source contributions or a public engineering portfolio
Experience in FinTech, payments, or other regulated financial environments

What's on Offer

$160-180k basic salary
Comprehensive health, dental, and vision insurance
Flexible PTO and fully remote work culture
Home office stipend and annual learning/development budget
401(k) with company match
Regular team offsites and virtual social events

Drop by the Lighting Track at Rails World on 23rd September for a chat about this role.