Senior DevOps / Platform Engineer

At Similarweb, we are transforming how businesses understand and navigate the digital world. Our cutting-edge data and solutions empower over 5,000 customers worldwide—including industry leaders like Google, eBay, and Adidas—to make strategic, data-driven decisions. Since going public on the New York Stock Exchange in 2021, we’ve continued to push the boundaries of innovation. Join a global team of bright, curious, and driven professionals shaping the future of digital intelligence. About the Role We are looking for a Senior DevOps Engineer who thrives in high-scale, high-performance environments. In this role, you will design and manage mission-critical infrastructure, develop automation tools, and ensure the reliability and scalability of Similarweb’s platform. You will work closely with engineering teams to optimize performance, enhance observability, and prevent incidents before they happen. If you love solving complex infrastructure challenges and building tools that empower engineers, this role is for you! What Will You Do? As a Senior DevOps Engineer at Similarweb, you will: Design, build, and maintain a highly available, scalable, and resilient production infrastructure handling millions of requests per second. Manage and optimize tens of AWS accounts in a multi-account cloud environment. Developing AI-driven automation frameworks and tools that more than 400 R&D engineers use while enhancing system reliability and engineering efficiency. Design, implement, and support the LLM and agentic workflow infrastructure, ensuring its scalability and reliability. Manage thousands of servers and containers, ensuring seamless infrastructure operations. Improve and maintain our logging, monitoring, and alerting stacks for enhanced observability. Troubleshoot and mitigate production incidents, participating in on-call rotations to ensure system health and stability. Collaborate with engineering teams to optimize performance, reduce latency, and improve deployment processes. What Will You Bring To The Team? 5+ years of experience in building and maintaining production infrastructure at scale. 5+ years of experience in developing automation tools and server-side applications using Python, Go, Ruby, Java, or Node.js. Strong cloud experience with AWS, Google Cloud, or similar platforms. Experience with the deployment, management, and leveraging of Large Language Models (LLMs) and agentic infrastructure. Deep knowledge of Linux systems, including troubleshooting, architecture, and system internals. Solid understanding of web servers, load balancers, caching systems, relational databases, and networking. A proactive, problem-solving mindset with a passion for optimizing infrastructure and AI-driven automation. Why Join Us? Work with a globally recognized, publicly traded company shaping the digital landscape. Own critical infrastructure and directly impact Similarweb’s reliability and scalability. Work on cutting-edge technologies and solve complex production challenges. Enjoy a collaborative, innovation-driven environment where your work makes a difference. If you’re excited about scaling infrastructure, building automation, and ensuring the reliability of large-scale systems, we’d love to hear from you! We will handle your application and information related to your application in accordance with the Applicant Privacy Policy available here .

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