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SanitySanity

Senior Support Engineer

Own complex technical issues for enterprise customers, lead investigations, and turn recurring support friction into product, tooling, and documentation improvements. The role requires 4+ years in developer support or engineering, strong JavaScript/TypeScript debugging, and expertise across frontend, APIs, and infrastructure.

About the job

Responsibilities

  • Independently own and resolve complex technical issues for enterprise customers.
  • Lead investigations into ambiguous or high-severity issues and liaise during incidents with clear communication.
  • Produce minimal reproductions, reusable code snippets, and structured issue reports.
  • Mentor and provide technical guidance to Support Engineers.
  • Collaborate with Product and Engineering to identify patterns and influence product improvements.
  • Author and improve documentation, guides, and self-service resources.
  • Improve infrastructure, tooling, and workflows within the Support organization.
  • Participate in community support rotation and maintain high standards of clarity and empathy.

Requirements

  • 4+ years of hands-on experience in developer support or engineering roles.
  • Strong experience debugging complex JavaScript/TypeScript and modern web applications such as Next.js.
  • Experience independently owning complex issues from diagnosis through resolution.
  • Ability to reason across frontend, APIs, and infrastructure layers.
  • Strong debugging, communication, collaboration, and informal mentorship skills.
  • Ability to operate calmly and empathetically under pressure.
  • Proactive approach to improving systems, documentation, and processes.

Benefits

  • Flexible, trust-based work environment supporting professional and personal growth.
  • Comprehensive health plans and perks.
  • Work-life balance accommodating individual and family needs.
  • Competitive salary and stock options program.

Skills

JavaScript, TypeScript, Next.js, Web Applications, Frontend Debugging, Api Debugging, Infrastructure, Incident Management, Technical Documentation

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