Senior Full-Stack Software Engineer, Growth
130000 - 140000 USD per year
Company:Circle.so
Location:Worldwide, EST, PST
Languages:English
Seniority level:Senior, 6+ years
Experience:6+ years
Skills:
Backend DevelopmentPostgreSQLSoftware DevelopmentFrontend DevelopmentFull Stack DevelopmentCSSMySQLRuby on RailsTypeScriptA/B testing
Requirements:
6+ years experience working as a full-stack engineer on complex web applications. Strong proficiency in Ruby on Rails, MySQL/Postgresql, ReactJS, TypeScript, CSS/SCCS, TailwindCSS. Solid experience in both frontend and backend development. Proven track record of shipping customer-facing or consumer-facing experiences and solving hard problems. Comfortable in highly collaborative environments, working closely with stakeholders across engineering, product, design, and go-to-market teams. Proficient in English (spoken, written, and reading) at a CEFR Level C2 / ILR Level 5.
Responsibilities:
Ship often and with care, balancing speed with thoughtful, quality work. Own end-to-end projects — from concept and development to rollout and measurable results. Partner with engineers, designers and product leaders to craft member experiences that feel beautiful, simple, and premium. Scale our billing infrastructure to support both self-service and sales-led use cases. Design and implement A/B tests to validate changes that boost user acquisition, retention, and expansion. Build world-class analytics that empower community owners with deep insights to understand and grow their communities. Implement event instrumentation for each initiative to ensure impact can be tracked.
