> Markdown version of [/jobs/ext/432212-site-reliability-engineer-application-edge](https://www.wearedevelopers.com/jobs/ext/432212-site-reliability-engineer-application-edge). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Site Reliability Engineer - Application Edge - **Company:** Proton - **Location:** Paris, France (Remote available) - **Contract:** Permanent contract - **Skills:** Application Services, Configuration Management, DDoS Mitigation, Domain Name System (DNS), HAProxy, Hypertext Transfer Protocols (HTTP), Virtual Private Networks (VPN), Python (Programming Language), Performance Tuning, Reliability Engineering, Ansible, Software Engineering, TCP/IP, Computer Networking Systems, Load Balancing, System Availability, Kubernetes, Information Technology, Terraform, Network Optimization, Programming Languages - **Published:** June 18, 2026 - **Apply:** https://fr.indeed.com/viewjob?jk=8bbc9badae42f377 ## About the Role Do you have experience in VPN?, Do you have a Bachelor's degree?, * Bachelor's degree in Computer Science, a similar field, or the equivalent practical experience. * Strong knowledge of networking, including TCP/IP, DNS, and HTTP/HTTPS traffic management. * Experience deploying, tuning, and maintaining high-performance load balancing solutions (e.g., HAProxy, Envoy, Traefik). * Familiarity with Kubernetes and container orchestration in production environments. * Experience with software development and automation in one or more programming languages (e.g., Python, Rust, Go). * Ability to troubleshoot complex production issues across network, application, and system layers. * A strong security mindset, with an understanding of secure infrastructure practices. Bonus Points For: * Hands-on experience with traffic shaping, rate limiting, and DDoS mitigation strategies. * Deep expertise in Kubernetes service optimization and management. * Experience with Infrastructure as Code (Terraform, Ansible, or similar). * Familiarity with privacy-focused infrastructure challenges and solutions. ## Description As a Site Reliability Engineer on the Application Edge team at Proton, you will help build, maintain, and scale the critical infrastructure that powers our privacy-focused services. We manage user-facing production infrastructure across both on-premises and cloud environments, ensuring the reliable, secure, and high-performance delivery of Proton's most critical traffic. Our team is at the forefront of private infrastructure technology, tackling global challenges in traffic flow management, load balancing, and application service control at scale. We embrace SRE principles-automation, reliability, and performance-to develop and operate infrastructure that scales with Proton's growing user base. If you want to thrive in a high-impact role where infrastructure meets privacy, this is an opportunity to contribute to one of the most security-conscious and performance-critical environments in the industry. What You Will Do: * Design, build, and operate resilient application and traffic management systems for Proton's most critical production services. * Develop and maintain automation tools to enhance deployment processes, configuration management, and service reliability. * Ensure availability and performance of production services through load balancing, network optimization, and failure recovery strategies. * Improve monitoring, alerting, and incident response to maintain high availability and rapid issue resolution. * Optimize and scale Proton's hybrid infrastructure, spanning on-premises and cloud-based deployments. * Collaborate with product and security teams to implement best practices for privacy and data protection at every layer of the stack. * Document and share knowledge to foster a culture of learning and continuous improvement within the team and beyond. ## Related Videos - [How I saved 200K/yr in direct costs writing 0 code lines in K8s](https://www.wearedevelopers.com/videos/1055-how-i-saved-200k-yr-in-direct-costs-writing-0-code-lines-in-k8s) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Dev & Test in the Cloud? Deploy your cloud environments with Ansible & Terraform](https://www.wearedevelopers.com/videos/1607-dev-test-in-the-cloud-deploy-your-cloud-environments-with-ansible-terraform) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Embracing the Hybrid Cloud: Unlocking Success with Ansible](https://www.wearedevelopers.com/videos/932-embracing-the-hybrid-cloud-unlocking-success-with-ansible) - [From Factory Floor to Kubernetes Core: Building an Edge Platform One Step at a Time](https://www.wearedevelopers.com/videos/1415-from-factory-floor-to-kubernetes-core-building-an-edge-platform-one-step-at-a-time) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)