Build and ship high-impact features used by millions of people.
Work across the stack using React & TypeScript (frontend) and Ruby on Rails (backend).
Improve the quality of our codebase and identify architectural opportunities for long-term evolution.
Collaborate closely with Circle’s co-founders and product/design teams throughout the spec and design process.
Review PRs with care, contributing to a culture of thoughtful and constructive feedback.
Work async-first and bring clear, proactive communication to everything you do.

Requirements

Strong alignment with our values. Find our values on our career page if you haven’t read up on them yet.
You are proficient in English (spoken, written, and reading) at a CEFR Level C2 / ILR Level 5.
5+ years of experience building and scaling SaaS products.
Deep experience with Ruby on Rails and strong proficiency with React & TypeScript.
A product mindset — you care about the “why” behind what you’re building and aim to deliver great UX.
Experience working on high-throughput, high-concurrency systems.
Sound architectural judgment and a high bar for quality, balanced with pragmatism.
Comfort working with and alongside AI tools in your development workflow.
Excellent async communication and collaboration skills.

Benefits

Fully remote: work from anywhere in the world!
Autonomy and trust to do your job: we care about outcomes over everything else.
Paid time away: all employees are given 35 days of PTO annually. We also offer a paid sabbatical after 5 years.
Generous U.S. benchmarked compensation and startup equity no matter where you are in the world.*
Awesome medical coverage with 100% coverage for you and your family, or medical reimbursement options where applicable!*
Parental leave for parents expanding their family, or just starting one.
Home office stipend to help you get up and running.
Learning & development stipend to help you level up your professional skills.
Annual bonus potential for roles that don't already receive variable income or commission.
Company retreats: Twice a year, the Circle team gets together for a fully paid company retreat in incredible places around the world! We’ve had past retreats in Colombia, Portugal, and Mexico, with more planned on the horizon.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

ReactTypeScriptRuby on RailsSaaShigh-throughput systemshigh-concurrency systemsarchitectural judgmentUX designAI tools

Soft Skills

proactive communicationasync communicationcollaborationthoughtful feedbackproduct mindset