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Celonis is the global leader in Process Intelligence and Process Mining technology, a fast-growing enterprise SaaS company investing heavily in AI capabilities to turn data insights into immediate business action.
You will join the Orchestration Engine & Actions organization, which builds intuitive, reliable, and high-performance user interfaces for managing complex operational workflows. The team focuses on developing rich web applications that enable seamless execution and monitoring of operational use cases.
As a Senior Frontend Software Engineer, you will design, build, and maintain sophisticated user interfaces using modern Angular and TypeScript. You will take ownership of client-side architecture, component libraries, and frontend performance to ensure exceptional user experiences. Key responsibilities include:
• Design and develop clean, scalable, 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 interfaces
• Collaborate with backend engineers to integrate RESTful APIs and real-time data feeds seamlessly
• Optimize web application performance, bundle sizes, rendering speeds, and cross-browser compatibility
• Write clean, maintainable, well-tested frontend code using modern unit testing and e2e frameworks
• Participate in code reviews ensuring visual standards, accessibility (WCAG), and best practices
• Mentor and support junior frontend developers, fostering technical growth and UI craftsmanship
• Troubleshoot, debug, and optimize existing UI components to elevate user satisfaction
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 drive technical excellence within the team.
Required qualifications: 5+ years of professional frontend web development experience building complex applications; deep proficiency in Angular (recent versions), TypeScript, RxJS, and modern state management patterns; expert-level skills in HTML5, CSS3/SCSS, and responsive design; extensive experience consuming and integrating RESTful APIs and handling asynchronous data streams; strong familiarity with frontend testing frameworks (Jest, Playwright, Cypress); solid understanding of web performance optimization, client-side caching, and browser execution lifecycle; familiarity with modern frontend build pipelines, tooling, and version control (Git, Angular CLI, CI/CD); strong eye for UI/UX detail and excellent cross-functional collaboration skills.
