Site Reliability Engineer

21 hours ago

Mumbai, Maharashtra, India Aanseacore Full time ₹ 12,00,000 - ₹ 24,00,000 per year

We are seeking experienced Site Reliability Engineers (SREs) and CDN Specialists with deep expertise in global performance optimization, cloud infrastructure reliability, and edge computing. The ideal candidate will have a strong technical foundation in network performance engineering, Azure cloud operations, and CDN/edge delivery systems, ensuring world-class reliability, scalability, and speed for global users.

Key Responsibilities

1. Edge Reliability & Performance Optimization

  • Design and maintain edge computing infrastructure for global load balancing, caching, and routing.
  • Optimize end-user latency, throughput, and availability through intelligent edge deployments.
  • Work with edge providers such as Cloudflare Workers, AWS CloudFront Functions, Fastly , and Akamai EdgeWorkers.
  • Collaborate with development teams to offload logic and services to edge networks or CDNs.
  • Continuously monitor and improve web performance metrics including TTFB, LCP, and FCP.

2. Cloud Reliability Engineering (Azure Focus)

  • Architect and maintain scalable and reliable systems within Microsoft Azure (AKS, App Services, Virtual Machines, Storage, and Networking).
  • Implement observability using New Relic, Azure Monitor, and Grafana for real-time monitoring of metrics, traces, and logs.
  • Automate infrastructure provisioning and configuration via Terraform, Bicep, or ARM templates.
  • Investigate and resolve cloud-native reliability incidents related to network, scaling, and containerization.
  • Define and maintain SLIs, SLOs, and SLAs to ensure uptime and system health.

3. CDN Management & Optimization

  • Configure and optimize CDN platforms (Cloudflare, Akamai, Fastly, AWS CloudFront, Azure CDN) to enhance global content delivery.
  • Implement caching strategies to maximize cache hit ratios and minimize origin load.
  • Manage routing, failover, and DDoS mitigation configurations.
  • Partner with DevOps and performance teams to define and deploy effective caching and edge logic policies.
  • Measure and improve performance KPIs such as latency, bandwidth savings, error rates, and cache efficiency.

Required Skills & Qualifications

  • Strong expertise in DNS, BGP, HTTP/23, TLS, and caching mechanisms.
  • Deep understanding of Azure infrastructure and observability tools (New Relic, Azure Monitor, Grafana).
  • Hands-on experience with CDN platforms and edge runtimes (VCL, Workers, , etc.).
  • Solid knowledge of web performance profiling tools and global traffic optimization techniques.
  • Proficiency in automation and scripting (Python, PowerShell, Bash).
  • Strong analytical and problem-solving skills with a reliability-first mindset.

Preferred Qualifications

  • Experience with CI/CD pipelines and Infrastructure as Code (IaC) practices.
  • Familiarity with container orchestration (Kubernetes) and microservices architectures.
  • Knowledge of performance testing tools (Lighthouse, WebPageTest, GTmetrix).
  • Exposure to security best practices for edge and CDN configurations.

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