Arun Shah

👤 About Me

I am a Site Reliability Engineer with 12+ years of experience in production Kubernetes management, cloud-native architecture (AWS-focused), and infrastructure automation. I specialise in building resilient, scalable systems, optimising CI/CD pipelines, and enhancing monitoring & observability. I actively contribute to open-source projects and mentor teams to improve operational excellence and system reliability.

💻 Technical Skills

🐳 Kubernetes & Docker – Managing containerized workloads & orchestration
☁️ Cloud Platforms – AWS (primary), GCP, Azure
🏗️ Infrastructure as Code – Terraform, Ansible
🔄 CI/CD Automation – Jenkins, ArgoCD
🐍 Programming – Python, 🐹 Go, 🐚 Bash/Shell
📊 Observability & Monitoring – Prometheus, Grafana, Observe
🐧 Linux/Unix Systems – Performance tuning & troubleshooting
🔒 DevSecOps & Cloud Security – Enforcing policies, IAM, vulnerability management
🌐 Service Mesh & Networking – Istio, Envoy
📉 Cloud Cost Optimization (FinOps) – Analysing costs & improving efficiency
🔀 GitOps & Automation – ArgoCD, Flux, Helm

🏢 Professional Experience

🏭 Kubernetes Production Management – Scaling, optimising, and securing enterprise-grade clusters.
☁️🚀 Cloud-Native Architecture (AWS-focused) – Designing & implementing distributed, scalable infrastructure.
🏗️📜 Infrastructure as Code (IaC) – Automating provisioning with Terraform & Ansible.
🔄⚡ CI/CD Pipeline Optimisation – Enhancing build/test/release cycles for efficiency & reliability.
👁️📊 Monitoring & Observability – Improving system health insights with Prometheus, Grafana, and Observe.
🚨📝 Incident Response & Post-Mortem Analysis – Leading resolution efforts, reducing MTTR and improving SLOs.

🎖️ Certifications

⚓ CKA

Certified Kubernetes Administrator (CKA)

🛳️ Cloud Native Computing Foundation

📅 2022

⚓ CKAD

Certified Kubernetes Application Developer (CKAD)

🛳️ Cloud Native Computing Foundation

📅 2022

☁️ AWS SA

AWS Certified Solutions Architect – Associate

🅰️ Amazon Web Services

📅 2023

🛡️ CCNA Security

Cisco Certified Network Associate (CCNA) – Security

🔌 Cisco Systems

📅 2015

🌐 CCNA

Cisco Certified Network Associate (CCNA) – Networking & Infrastructure

🔌 Cisco Systems

📅 2012

🪟 MCP

Microsoft Certified Professional (MCP) – Identity & Access Management

⏹️ Microsoft

📅 2015

🎓 CS50

CS50: Introduction to Computer Science

🏛️ Harvard University

📅 2021

🎓 CS50p

CS50: Web Programming with Python & JavaScript

🏛️ Harvard University

📅 2021

📋 Certified PRINCE2 Practitioner

Advanced IT & Business Project Management

📊 APMG International

📅 2013

📋 Certified PRINCE2 Foundation

Project Management for IT & Business

📊 APMG International

📅 2013

📚 City University

PgDip/MSc Software Engineering

🇬🇧 City, University of London

📅 2017

🎓 Brunel University

BSc Business Management (Technology & Data Focus)

🇬🇧 Brunel, University of London

📅 2009