Celonis

Sr. Frontend Software Engineer - Orchestration and Automation

Celonis
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6 hours ago
Madrid, SpainSenior
H1B Sponsor

Responsibilities

  • Design, develop, and maintain scalable responsive web applications using Angular and TypeScript
  • Architect reusable UI component libraries, scalable state management, and efficient client-side data flows
  • Translate wireframes and design systems into accessible, pixel-perfect user interfaces
  • Integrate RESTful APIs and real-time data feeds with frontend applications
  • Optimize bundle sizes, rendering speeds, web application performance, and cross-browser compatibility
  • Write clean, maintainable, and well-tested frontend code using unit and end-to-end testing frameworks
  • Participate in code reviews and uphold visual standards, accessibility guidelines, and frontend best practices
  • Mentor junior frontend developers and improve frontend engineering practices
  • Troubleshoot, debug, and optimize existing UI components

Requirements

  • At least 5 years of professional experience in frontend web development building complex web applications
  • Deep proficiency with Angular, TypeScript, RxJS, and modern state management patterns
  • Expertise in HTML5, CSS3/SCSS, and responsive design
  • Extensive experience integrating RESTful APIs and handling asynchronous data streams
  • Familiarity with Jest, NestJS, Playwright, and Cypress for frontend testing
  • Understanding of web performance optimization, client-side caching, and browser execution lifecycle
  • Familiarity with frontend build pipelines, tooling, version control, Git, and Angular CLI
  • Strong UI/UX attention to detail and cross-functional collaboration skills

Benefits

  • Flexible hybrid work model balancing remote work and office collaboration
  • Unlimited PTO where applicable and generous PTO globally
  • 24 weeks of fully paid parental leave for primary carers and 12 weeks for supporting carers from the first day of employment
  • Mentorship programs, a dedicated learning platform, and a 70-20-10 learning framework
  • Subsidized Wellhub memberships, mental health counseling, and Wellness Weeks
  • Paid time off for annual Impact Days volunteering
  • Inclusion and community programs including Inclusion Think Tank and Inclusion Days

Tech Stack

AngularCypressJestNestJSTypeScript

Categories

Celonis

About Celonis

1,001-5,000 employees

Celonis makes processes work — for people, companies, and the planet. The Celonis Platform combines process data, business knowledge, and decision intelligence to provide Enterprise AI the operational context it needs to succeed. Thousands of the world's leading companies trust Celonis and its ecosystem of global partners to industrialize AI, building and deploying AI-driven, composable solutions and unlocking meaningful, compounding value. Because when processes work, everything works. Celonis is headquartered in Munich, Germany, and New York City, USA, with more than 20 offices worldwide. Find out more at www.celonis.com.