🛠 Tech Stack

💼 About This Role

You'll help build and evolve Fullstory's core web SDK, capturing high-fidelity, privacy-conscious session data that powers session replay and analytics tools. You'll collaborate with engineers across frontend, backend, and graphics to deliver seamless web experiences.

🎯 What You'll Do

• Engineer performant, reliable features in the web SDK using TypeScript.
• Contribute to React-based Playback graphics app with canvas rendering.
• Collaborate on Go-based backend services for new capture capabilities.
• Troubleshoot cross-browser inconsistencies and edge cases.

📋 Requirements

• Proven experience developing production-grade JavaScript/TypeScript libraries or SDKs.
• Working knowledge of browser APIs, DOM behavior, and rendering engines.
• Hands-on experience building modern web applications with React.
• Backend development experience with Go or Node.js in production.

✨ Nice to Have

• Experience with third-party SDK integration.
• Familiarity with session replay or analytics tools.
• Knowledge of AI-assisted development tools.

🎁 Benefits & Perks

• 🏖️ Flexible PTO and annual company-wide closure.
• 🏥 Sponsored benefits for US-based employees.
• 📚 Annual learning subsidy and training programs.
• 💻 Monthly productivity stipend for US/EMEA employees.
• 👪 Paid parental leave and bereavement leave.