Full Stack Engineer – AI-First Development

Celonis is the trusted platform to industrialize Enterprise AI. At our core is the Celonis Context Model — which combines process data, business knowledge, and intelligence into a living digital twin of the enterprise that AI can actually understand, turning AI's operational blind spots into operational clarity. World's leading companies trust Celonis and its global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock global productivity and sustainability by giving AI the context to understand how every business process really works. Join our mission to make processes work for people, companies, and the planet.

The Team:

You will join the Sailfin Accounts Receivable (AR) Team , a product engineering team building enterprise applications in the Finance and Accounting domain. We build scalable, AI-powered business applications for global customers using modern web technologies and enterprise platforms.

The Role: (#LI-SR1)

We are looking for a Full Stack Engineer with strong software development fundamentals and an AI-first engineering mindset . You will build and maintain applications across the frontend, backend, and APIs, integrate AI capabilities, and take ownership of features from development to deployment.

We value engineers who use AI tools effectively, learn new technologies quickly, and build reliable, production-ready solutions.

The work you’ll do:

- Design, develop, and maintain end-to-end applications using modern frontend and backend technologies.

- Build responsive user interfaces using React, Angular, or similar frameworks, and develop backend services using Python, Node.js, Java, or similar technologies.

- Develop REST APIs and integrate databases, external services, and enterprise platforms.

- Use AI-assisted development tools such as Claude and GitHub Copilot for coding, debugging, testing, and improving productivity.

- Integrate LLMs and AI-powered capabilities into applications to automate business workflows.

- Write maintainable, secure, and testable code, following engineering and performance best practices.

- Contribute to code reviews, automated testing, CI/CD pipelines, deployment, and production support.

- Collaborate with product and engineering teams to deliver high-quality product features.

The qualifications you need:

- 4–5 years of software development experience, with hands-on experience building production applications.

- Strong knowledge of JavaScript/TypeScript, HTML, CSS, and modern frontend frameworks.

- Experience with backend development using Python, Node.js, Java, or similar technologies.

- Good understanding of REST APIs, SQL, databases, authentication, and application integration.

- Practical experience using AI coding assistants and the ability to validate AI-generated code.

- Basic understanding of LLMs and AI-powered application development, with an interest in building AI-driven solutions.

- Familiarity with Git, CI/CD, automated testing, and software engineering best practices.

- Strong problem-solving skills and the ability to take ownership of features end to end.

Preferred Qualifications

- Experience with Salesforce development, including Apex, Lightning Web Components (LWC), and SOQL.

- Experience integrating LLM APIs or building AI-powered applications using OpenAI, Anthropic, or similar platforms.

- Familiarity with cloud platforms such as AWS or Azure, Docker, and microservices.

- Experience with enterprise platforms such as Salesforce, Celonis, or ERP/CRM systems.

What Celonis can offer you:

- Pioneer Innovation: Work with the global leader in Process Mining and the Process Intelligence Graph to shape the future of AI-driven business operations.

- Ownership from Day 1: Every full-time "Celonaut" is an owner, receiving Restricted Stock Units (RSUs) and merit-based refresh grants.

- Unrivaled Family Support: Benefit from our inclusive parental leave policy—24 weeks of fully paid leave for primary carers and 12 weeks for supporting carers, available from your first day of employment.

- Work-Life Integration: Enjoy Unlimited PTO (in applicable regions) and generous PTO globally, as well as a flexible hybrid work model that balances remote focus with vibrant office collaboration.

- Continuous Growth: Elevate your skills through our 70-20-10 learning framework, mentorship programs, and access to a dedicated learning platform.

- Holistic Well-being: Prioritize your health with subsidized Wellhub memberships, mental health counseling, and dedicated "Wellness Weeks" that prioritize work/life balance.

- Drive Sustainability: Participate in annual Impact Days, where you receive paid time off to volunteer for community and environmental causes with your local office, or virtually.

- Global Inclusion & Belonging: Find community through our Inclusion Think Tank and participate in our annual Inclusion Days, ensuring every voice is heard and valued.

- Value-Driven Impact: Join a mission-led organization where our core values—Live for Customer Value, The Best Team Wins, We Own It, and Earth Is Our Future—drive every decision.

About Us:

Celonis is the trusted platform to industrialize Enterprise AI, empowering organizations to analyze, design, and operate AI-driven processes. The Celonis Platform is powered by the Celonis Context Model, which combines process data, business knowledge, and intelligence to create a living digital twin of the enterprise that AI can understand — turning AI’s operational blind spots into operational clarity. Industry-leading companies around the world trust Celonis and its global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. Celonis is headquartered in Munich, Germany, and New York City, USA, with more than 20 offices worldwide.

Get familiar with the Celonis Process Intelligence Platform by watching this video .

Celonis Inclusion Statement:

At Celonis, we believe our people make us who we are and that “The Best Team Wins”. We know that the best teams are made up of people who bring different perspectives to the table. And when everyone feels included, able to speak up and knows their voice is heard - that's when creativity and innovation happen.

Your Privacy:

Any information you submit to Celonis as part of your application will be processed in accordance with Celonis’ Accessibility and Candidate Notices

By submitting this application, you confirm that you agree to the storing and processing of your personal data by Celonis as described in our Privacy Notice for the Application and Hiring Process .

Use of Artificial Intelligence Tools

We rely on an artificial intelligence tool to match the information from your resume to the relevant Celonis job descriptions. This processing is limited to the information provided in your resume or in your candidate profile. The tool produces a match score per candidate for a role, suggests preliminary ranking, and provides recommendations.

The tool is only used for support in parts of the job application process, including to facilitate the identification of the relevant Celonis Jobs for candidates and recruiters. All final decisions are made by hiring managers and the Celonis talent acquisition team. Hiring managers and HR specialists use this tool responsibly, are aware of the risk of potential bias, and are equipped to mitigate it.

Please be aware of common job offer scams, impersonators and frauds. Learn more here .