Senior Engineer, Platform at HappyCo focused on enhancing system reliability and scalability. Involves managing APIs and integrations for better product capabilities.
Responsibilities
Design, implement, and maintain scalable platform services and APIs
Lead delivery of roadmap-critical platform capabilities including Property Graph and integration surfaces
Evaluate architectural tradeoffs to ensure reliability, scalability, and extensibility
Build and improve APIs and plugin frameworks enabling partner integrations
Ensure integrations operate reliably across customer environments
Improve visibility and monitoring across integration workflows
Improve platform reliability, observability, and application performance
Use production telemetry and monitoring data to diagnose and resolve performance issues
Reduce operational overhead and improve system resilience
Work closely with Product Engineering leads and stakeholders to deliver platform capabilities
Support cross-team execution for growth and retention initiatives
Collaborate with product leadership and engineering stakeholders
Participate in incident response and root-cause analysis
Implement preventative improvements based on operational learnings
Ensure safe rollouts and strong production outcomes
Requirements
6+ years of professional software engineering experience
Technologies Used: Golang, Ruby on Rails & Rust
Strong experience building platform services, APIs, or infrastructure systems
Experience improving system reliability, observability, and performance
Demonstrated experience working on distributed systems or complex backend platforms
Ability to own problems from design through production outcomes
Strong collaboration skills working across engineering and product teams
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