Sr. Frontend Software Engineer - Orchestration and Automation

Celonis is the global leader in Process Intelligence and the pioneer of Process Mining technology. As one of the world’s fastest-growing enterprise SaaS companies, we are changemakers pushing the boundaries of what’s possible. We invest heavily in advanced AI capabilities—specifically our Process Intelligence Graph—to turn data insights into immediate business action. We believe there is a massive opportunity to unlock global productivity and sustainability by placing intelligence at the core of every business process. Join our mission to make processes work for people, companies, and the planet.

The Team is part of the Orchestration Engine & Actions organization mainly focused on user-facing operational interfaces, data visualization, and interactive action triggers. The Orchestration Engine & Actions organization is dedicated to building intuitive, reliable, and high-performance user interfaces that allow customers to manage complex, critical operational workflows. Our team focuses on developing rich web applications that enable seamless execution and monitoring of operational use cases, ensuring clarity, automation, and flexibility for our users. We work closely with product managers, UX/UI designers, and backend engineers to deliver impactful frontend solutions.

As a Senior Frontend Software Engineer, you will play a key role in designing, building, and maintaining sophisticated, intuitive user interfaces using modern Angular. You will take ownership of client-side architecture, component libraries, and frontend performance to ensure exceptional user experiences. You will collaborate closely with product managers, UX/UI designers, and backend engineers to turn complex workflow requirements into responsive, interactive web applications.

Your experience in modern web development, state management, component architecture, and frontend design patterns will help drive technical excellence within the team. You’ll also mentor junior engineers, champion modern UI standards, and elevate frontend engineering practices.

• Design, develop, and maintain clean, scalable, and responsive web applications using Angular and TypeScript.

• Architect reusable UI component libraries, scalable state management, and efficient client-side data flows.

• Partner with UI/UX designers to translate wireframes and design systems into pixel-perfect, accessible user interfaces.

• Collaborate with backend engineers to integrate RESTful APIs and real-time data feeds into the UI seamlessly.

• Optimize web application performance, bundle sizes, rendering speeds, and cross-browser compatibility.

• Write clean, maintainable, and well-tested frontend code utilizing modern unit testing and e2e frameworks.

• Participate in code reviews, ensuring visual standards, accessibility guidelines (WCAG), and frontend best practices are met.

• Mentor and support junior frontend developers, fostering a culture of technical growth and UI craftsmanship.

• Troubleshoot, debug, and optimize existing UI components to elevate user satisfaction and workflow efficiency.

• 5+ years of professional experience in frontend web development building complex web applications.

• Deep proficiency in Angular (recent versions), TypeScript, RxJS, and modern state management patterns.

• Expert-level skills in modern HTML5, CSS3/SCSS and responsive design

• Extensive experience consuming and integrating RESTful APIs and handling asynchronous data streams.

• Strong familiarity with frontend testing frameworks (e.g., Jest, NestJS, Playwright,