Rasika Liyanaarachchi

Systems Engineer · DFIR Specialist · Infrastructure Security

About Rasika Liyanaarachchi

Systems Engineer and DFIR Specialist with deep expertise in Linux, Docker, Kubernetes, and CI/CD pipeline design. Focused on performance, reliability, and 24/7 infrastructure security.

Rasika Liyanaarachchi is a dedicated infrastructure engineer with extensive hands-on experience in server management, security hardening, and performance optimization. With a security-first approach embedded in every deployment cycle, Rasika works across cloud orchestration, containerized workloads, and proactive threat mitigation to deliver resilient, always-on systems.

Technical Capabilities

Core Stack

Current Focus

Container Orchestration & DevOps

Rasika Liyanaarachchi primarily works with Kubernetes and Docker to build and maintain production-grade container environments. Day-to-day work centers on designing reliable CI/CD pipelines, automating deployments, and keeping containerized workloads performant and secure at scale.

Side Interests & Hobbies

Security and Linux Tinkering

Outside of work, Rasika enjoys digging into Linux internals, security research, and homelab experimentation - areas that naturally complement a career in infrastructure engineering.