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Senior Site Reliability Engineer, PaaS

Algolia - Paris, Île-de-France, France - Hybrid - posted 2026-09-18

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Salary: EUR 69,768 - 96,900 / annual

Algolia is the retrieval intelligence layer powering over 1.7 trillion queries annually for 18,000+ customers with 99.999% reliability. The Platform as a Service (PaaS) team is dedicated to empowering development teams by creating toolchains, guidelines, and standards that enable seamless automation, comprehensive observability, and unwavering reliability in a cloud-native environment. As a Senior Site Reliability Engineer (IC4), you will enhance scalable infrastructure with a focus on CI/CD, observability, and application hosting. You will bridge the gap between junior and senior staff, playing a critical role in ensuring the reliability, scalability, and performance of Algolia's Search Products. Key responsibilities include: • CI/CD Development and Maintenance: Design, optimize, and maintain CI/CD pipelines to improve speed, reliability, and efficiency of the development lifecycle. Drive standardization across services hosted on the platform. • Observability Enhancement: Lead efforts to improve observability of critical systems, working with cross-functional teams to ensure actionable monitoring and alerting frameworks. Troubleshoot complex issues and optimize system reliability. • Kubernetes and Cloud Management: Develop and operate Kubernetes-based architecture. Ensure systems are resilient, scalable, and optimized for performance. Enhance cloud-based solutions for API management and microservices. • System Optimization and Scaling: Collaborate to ensure system scalability, operability, and performance. Lead initiatives to optimize resource utilization, focusing on cost efficiency while maintaining high availability. • Mentorship and Knowledge Sharing: Mentor mid-level engineers by providing guidance on technical challenges and SRE best practices. Foster knowledge-sharing sessions and establish processes that drive operational excellence. • Cross-Team Collaboration: Work with product, software, and other SRE teams to align platform goals with business objectives. Drive initiatives enhancing platform stability, security, and scalability. Algolia offers a flexible workplace model emphasizing impact and contribution over physical location. The company has offices in Paris, NYC, London, Sydney, and Bucharest, with options for remote or hybrid work depending on the role. REQUIREMENTS: • Strong programming skills: Proficient in Golang and Python with solid understanding of software craftsmanship. Ruby knowledge is a plus. • CI/CD pipeline experience: Hands-on experience building and maintaining CI/CD pipelines using GitHub Actions, CircleCI, or alternatives. Familiarity with best practices for build and deployment reliability. • Observability expertise: Experience designing and implementing monitoring, alerting, and observability frameworks providing actionable insights. Strong troubleshooting skills in production environments. • Kubernetes and cloud infrastructure: Proven experience managing and optimizing Kubernetes-based architectures and working with GCP, AWS, or Microsoft Azure. • Distributed systems expertise: Experience designing, building, and operating distributed systems at scale, with focus on reliability, availability, and performance. • Mentorship and leadership: Experience mentoring junior engineers and helping them grow. Ability to collaborate with cross-functional teams and contribute to strategic initiatives. • Problem-solving skills: Ability to independently solve complex technical problems with minimal supervision while collaborating effectively with team members. • Communication and organizational skills: Strong ability to communicate complex technical issues to technical and non-technical audiences. Ability to organize and prioritize multiple projects.

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