Full Stack Engineer, Ecosystems

Calendly

83d • $156,400 - $253,920

About The Position

Calendly is one of the most loved scheduling platforms in the world — and our opportunity for product-led growth is still massive. Calendly’s ecosystem charter encompasses the developer APIs, integrations, workflow automations and strategic partnerships that connect our products to the broader tools users rely on. Our platform and services play a pivotal role in driving adoption and integration, enabling agentic interactions, and powering key user interactions in the Calendly product. We are looking for a Senior Full Stack Engineer who will bring curiosity, product thinking, strong execution focus and a desire to uplevel the people around them to our team.

Requirements

• 4+ years of Software Development experience at a SaaS or technology company
• A track record of rapidly learning new languages and technologies to get the job done; your secret weapon is adaptability
• Experience as a technical leader or SME in a functional area on a current or previous team
• Well practiced in retrospectives, reflection, owning responsibility, and communicating with kindness
• You've built modular, composable service architectures using Node, Go, or Python and a variety of back-end data stores
• Experience with Service Oriented Architectures (SOA) (microservices); previous experience migrating from Monolith to micro services architecture is nice to have
• Excited to craft simple software solutions to sophisticated problems
• Strive to craft clean, reliable and highly maintainable code
• Collaborating with your peers in a small engineering team, biased in favor of results over process
• Availability for participation in an on-call rotation, ensuring timely and effective responses to critical production issues outside of regular working hours
• Authorized to work lawfully in the United States of America as Calendly does not engage in immigration sponsorship at this time

Responsibilities

• Build composable services with TypeScript (Node), Ruby (Rails), Go, and/or Python
• Collaborate within your team to plan and build new features
• Review Implementation Plans (IP) and pull requests (PR) of your teammates, and incorporate their feedback on your own IPs and PRs
• Contribute to platform scaling initiatives and drive a microservices style architecture
• Develop RESTful and event-driven APIs for both internal and external use
• Partner regularly with engineers, product managers, and designers to write implementation plans and execute on requirements
• Attend agile ceremonies to help your team plan out their work and get it done
• Work across squads to improve Engineering practices at Calendly
• Use advanced AI tools, including Cursor, to analyze and navigate the codebase, generate code, and automate repetitive tasks
• Participate in on-call rotation and solve customer issues

Benefits

• Top Performer Bonus program (or Sales incentive)
• Equity awards
• Competitive benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Senior