Senior Full-Stack Software Engineer, Payments

Role Summary

• •Lead end-to-end development of subscription billing and invoicing systems including proration, invoicing, and billing workflows.
• •Work autonomously across a Ruby on Rails backend and React front-end to deliver high-quality features rapidly and safely.
• •Integrate and scale payment gateways like Stripe and PayPal to support global audiences and multiple currencies.
• •Collaborate closely with product, design, and leadership to ship polished monetization features such as paywalls and upsells.
• •Own complex projects with a focus on scalability, reliability, and user experience in a fully remote, distributed team.

About the Company

• •Circle is a fully remote company with around 200 employees from over 30 countries, emphasizing global talent and diversity.
• •The company builds an all-in-one platform for online communities, enabling creators and businesses to engage audiences with multiple tools.
• •They prioritize high expectations and asynchronous collaboration with extensive documentation and cross-timezone teamwork.
• •Circle hosts biannual global offsites in inspiring locations to foster team connection and culture.
• •They are committed to diversity, equity, and inclusion, actively seeking underrepresented talent worldwide and offering competitive compensation regardless of location.

What You Should Know

• •This role requires 5+ years of experience with complex full-stack web applications and hands-on billing system expertise.
• •Candidates should be comfortable working autonomously in a fast-paced, remote-first environment with a senior ownership mindset.
• •Strong English proficiency (CEFR C2 / ILR 5) is essential for effective communication across distributed teams.
• •Applicants will have opportunities to work on high-impact monetization features that empower creators globally.
• •The company offers generous PTO, equity, medical coverage, and learning stipends, supporting work-life balance and professional growth.

Key Required Skills