Dawar Abbas Jafri

About Dawar Abbas Jafri

I am someone who enjoys connecting the dots: be it ideas from different disciplines…

Experience

1. Devops Engineer

   Infosys

   May 2024 — Present · Bengaluru, IN

   Resolved HSTS header issue for a MERN app hosted on EC2 behind ALB where HTTPS termination blockedsecure header delivery• Deployed and configured NGINX as a reverse proxy to handle HTTP from ALB, inject HSTS, and serve HTTPSvia custom SSL• Automated WAF rule updates via GitHub Actions during CVE to block external access to vulnerable Atlassianapps, ensuring immediate threat containment• Designed Datadog dashboards and alert monitors (APM, logs, system metrics) for Atlassian apps running onEKS and improved incident response time by 50%balancers, and instance metrics enhancing observability and reducing MTTR• Automated Miro board cleanup using Python, AWS S3 and Miro API to back up and delete outdated boards,improving compliance and reducing manual effort• Provisioned ephemeral EC2 test environments using Terraform; automated script execution and teardown toreduce AWS costs• Executed full environment refreshes across apps to mirror production data, improving testing accuracy andissue replication• Led patching coordination and CVE vulnerability response for internal enterprise apps across 3 teams, reducingpatch turnaround time by 40%• Applied cloud security best practices including IAM role-based access control, VPC security groups, and data encryption at rest and in transit• Involved in release planning and versioning, managing production and staging deployments through CI/CD pipelines