Designing, building, and maintaining full-stack features across Circle’s Live experiences, including video, events, chat, and notifications
Working across the stack using Ruby on Rails and React
Collaborating closely with designers, product managers, and other engineers to ship high-impact product updates
Contributing to performance, reliability, and scalability improvements in real-time systems
Participating in code reviews, technical discussions, and architecture decisions
Helping maintain, evolve, and improve existing features owned by the Live experiences teams
Strengthening developer experience and system health as these surfaces scale

Requirements

Strong alignment with our values, find our values on our career page if you haven’t read up on them yet.
5+ years experience working as a full-stack engineer on complex web applications.
Proficiency in English (spoken, written, and reading) at a CEFR Level C2 / ILR Level 5
Professional experience with Ruby on Rails and React
A track record of building and shipping features in fast-moving product environments
Comfort working across backend, frontend, and infrastructure as needed
A collaborative mindset and experience working closely with cross-functional product teams

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!

Applicant Tracking System Keywords

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

Hard Skills & Tools

Ruby on RailsReactfull-stack developmentreal-time systemsperformance improvementreliability improvementscalability improvementcode reviewsarchitecture decisionsweb applications

Soft Skills

collaborationcommunicationcross-functional teamworkproblem-solvingdeveloper experiencemindset alignment