Are you passionate about building the next generation of AI-driven systems? At PagerDuty, our PagerDuty Advance team is at the forefront of transforming digital operations with intelligent automation and cutting-edge agent technology. 

As a Senior Software Engineer, you’ll have the unique opportunity to shape the future of our AI platform, being a part of this newly developed AI First division, you will drive innovation from the ground up, and see your work make a real impact for thousands of customers worldwide. If you thrive on solving complex problems, love working with the latest AI tools, and want to be part of a collaborative team that’s redefining what’s possible, we want to hear from you!

Key Responsibilities Design, build, and maintain robust backend systems with a focus on AI and agent/chatbot technologies. Collaborate with cross-functional teams to deliver new features and drive innovation in digital operations. Participate in the full software development lifecycle, from design and architecture to deployment and support. Take part in on-call rotations to ensure high availability and reliability of our services. Contribute to technical discussions, code reviews, and mentor other engineers. Work with cutting-edge technologies in a fast-paced, collaborative environment. Basic Qualifications 5+ years of professional software engineering experience, with a strong focus on backend development. Recent (last 6-12 months) hands-on experience in AI or chatbot development. Experience shipping code as part of a team in a production environment. Solid understanding of distributed systems, APIs, and scalable backend architectures. Willingness to participate in on-call rotations. Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience. Strong communication and collaboration skills. Based in Lisbon, with the ability to work remotely in Portugal after 20 days. Preferred Qualifications Experience with LangGraph (strong plus, as it’s foundational to our AI/agent work). Experience with Elixir for backend development. Background as a Backend Engineer with AI experience, or as a Machine Learning Engineer with product development experience. Experience working in SaaS or cloud-based environments. Familiarity with modern DevOps practices and CI/CD pipelines. Experience mentoring or leading other engineers.

PagerDuty is a flexible, hybrid workplace. We embrace and encourage in-person working as an integral part of our culture. Both our employees and external research tells us that co-located collaboration strengthens connections, drives innovation, and accelerates learning.

This role is expected to come into our Lisbon office 1 day per month, so you can thrive in your new role and fully embrace being a Dutonian!