Software Engineer II

Zendesk is a company focused on customer service software, powering billions of conversations with well-known brands. The role is within the Testing team, part of AI Agents Advanced, which ensures the quality and reliability of AI agents through synthetic testing and evaluation frameworks.

• 3+ years of experience building modern web applications using TypeScript, React, and Node.js.
• Familiarity with REST APIs, data fetching strategies, and integrating with external services.
• Ability to write clean, modular, and tested code with a focus on maintainability and speed.
• Experience working with design systems and component libraries, emphasizing performance, accessibility, and usability.
• Product-minded engineer with a focus on end-user experience and proactive contribution to product outcomes.
• Excellent communication skills and a proactive mindset for collaboration in cross-functional teams.
• Drive for continuous learning, reflection, and improvement.

Nice to have:

• Familiarity with AWS and CI/CD pipelines.
• Understanding of microservice architecture, event-driven systems, and basic database design (relational and NoSQL).
• Experience using AI agentic tools such as Cursor, Claude Code, and similar developer assistants.
• Working knowledge of Python for backend, automation, or data-related tasks.

• Build systems and tools that power synthetic testing, evaluation, and quality validation for AI agents.
• Develop APIs, event-driven systems, testing infrastructure, and data workflows.
• Craft user-facing tools and own delivery end-to-end.
• Collaborate closely with product managers, designers, data engineers, data analysts, and developers.
• Deliver well-scoped, high-quality features across the stack.
• Contribute to system reliability, maintainability, and performance through clean code and testing.
• Participate actively in team discussions and planning.
• Demonstrate ownership by following through on tasks and communicating blockers.
• Seek feedback proactively to improve work and show growth over time.

Applicants may be screened or evaluated using artificial intelligence or automated decision systems in accordance with company guidelines and applicable law. Zendesk is an equal opportunity employer committed to diversity, equity, and inclusion. Reasonable accommodations are available for applicants with disabilities.