Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.

Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive setting, empowering our employees to be their authentic selves.

Role Overview

We're looking for a talented Frontend Engineer who leads with UI but isn't afraid to go deep. You thrive in a fast moving workplace, ship polished interfaces with TypeScript and React and embrace AI-assisted development as a core part of your workflow. This role is front-end-first, but the expectation is that you'll grow into full stack ownership over time.

How You Contribute
Design and build responsive, performant UIs using React, TanStack, Zustand, TypeScript and/or JavaScript
Collaborate on feature development end-to-end, gradually taking on backend work as you grow
Use GitLab for version control, CI/CD pipelines,



merge request workflows, and issue tracking
Deploy and manage workloads on Google Cloud Platform CDN, working alongside with services like GKE, and Cloud Storage
Leverage AI-assisted (vibe coding) tools to accelerate development — you're comfortable using Copilot, Cursor, Claude, or similar tools as a force multiplier
Write clean, maintainable code with robust typing and component reuse in mind
Partner closely with designers and product to translate specs into real, shippable experiences
Participate in code reviews, retrospectives, and architectural discussions

Required Skills and Qualifications
5+ years of + post-internship experience with React and TypeScript.
Solid JavaScript/ TypeScript, HTML, CSS
Knowledge of UI Component Libraries, Web Accessibility, Internationalization
Ability to work with test libraries (Jest, Playwright)
Proficient in React, TanStack, Zustand
Engineering f

📌 Sr Software Engineer Bengaluru (India)
🏢 Five9
📍 India