← Back to Engineering & Technology All sample CVs →

Sample document — fictional candidate for illustration purposes only. Your CV is prepared from your own record.

Raj Nair
Senior DevOps & Platform Engineer
raj.nair@email.com +44 7700 112 986 London, United Kingdom linkedin.com/in/rajnair-devops github.com/rajnair-ops
Certifications
CKA — Certified Kubernetes Administrator, CNCF 2023 AWS SAA — Solutions Architect Associate, 2022 HashiCorp Terraform Associate — 2022
Professional Summary

DevOps and platform engineer with 5 years of experience automating infrastructure and developer workflows at scale. At Revolut London, reduced CI/CD pipeline runtime from 45 minutes to 8 minutes through parallelisation, caching, and runner fleet right-sizing — saving an estimated 600 engineering hours per month. Previously at Infosys, delivered cloud migration projects for 3 BFSI clients. CKA certified with deep hands-on expertise in Kubernetes, Terraform, and AWS.

Tech Stack
Terraform Kubernetes GitHub Actions AWS Helm ArgoCD Prometheus Grafana Datadog Python Bash PostgreSQL
Experience
Senior Platform Engineer Sep 2023 – Present
Revolut, London
  • Redesigned the GitHub Actions CI/CD pipeline using dynamic matrix jobs, layer caching (buildkit), and dedicated self-hosted runner pools — cut median pipeline time from 45 min to 8 min across 180+ microservices.
  • Implemented GitOps delivery model with ArgoCD across 3 Kubernetes clusters (EU, US, APAC); rollback time reduced from manual 40-min intervention to automated 90-second revert.
  • Terraformed entire AWS EKS infrastructure (VPCs, IAM, node groups, ALBs) from scratch; single apply sets up a fully compliant production cluster in 12 minutes.
  • Built internal developer portal scaffolding tool in Python that provisions Kubernetes namespace, IAM role, GitHub repo, and Datadog dashboard in one command — adopted by 60+ dev teams.
  • Led SRE on-call rotation for platform; reduced P1 alert noise by 38% through alert deduplication and threshold tuning in Prometheus/Grafana.
DevOps Engineer Jul 2021 – Aug 2023
Infosys, London (client: HSBC UK)
  • Delivered AWS cloud migration for HSBC UK's reconciliation batch platform — lifted and shifted 14 on-prem jobs to ECS Fargate with zero data-loss cutover.
  • Authored Terraform modules for VPC, RDS, and ECS that became Infosys internal reusable library for BFSI clients; used in 3 subsequent projects.
  • Set up Jenkins-based CI pipeline with SonarQube quality gates; defect escape rate to UAT dropped by 24% in 6 months.
Cloud Infrastructure Intern → Associate Jan 2020 – Jun 2021
Infosys, Pune
  • Assisted in automating EC2 provisioning with Ansible playbooks for an insurance client; setup time cut from 4 hours to 20 minutes per environment.
  • Promoted to associate after 9 months; took lead on monitoring setup (CloudWatch dashboards) for 2 production services.
Education
BTech Computer Science & Engineering Jul 2016 – May 2020
National Institute of Technology Tiruchirappalli (NIT Trichy) — CGPA 8.4 / 10; Gold Medal, Department of CSE