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Hello, It's Me

Nisal Gangana

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A passionate DevOps engineer creating amazing web experiences with a focus on automation, scalability, and security.

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Nisal Wickramathilaka

About Me

DevOps Engineer Portrait

I'm a passionate DevOps Engineer with over 2 years of experience in building and maintaining robust cloud infrastructures. My expertise lies in leveraging the power of AWS to create automated, scalable, and secure environments.

Currently an Associate System Engineer at Aventure IT, I specialize in Infrastructure as Code (Terraform), CI/CD pipelines (Jenkins, Bitbucket Pipelines), and scripting (Python, Bash) to streamline development and deployment processes.

My Skills

AWS

Kubernetes

Docker

Terraform

Jenkins

Python

Bash

Git

Work Experience

Aventure IT Logo

Associate System Engineer @ Aventure IT

  • Deployed and managed AWS infrastructure focusing on scalability, reliability, and security including ECS clusters, VPCs, ALBs, and IAM policies.
  • Automated infrastructure provisioning using Terraform.
  • Configured and maintained CI/CD pipelines using Bitbucket Pipelines.
  • Collaborated with developers to create automation scripts.
KBSL Logo

Trainee Systems Engineer @ KBSL

  • Supported virtualization infrastructure and network security for enterprise clients.
  • Provided technical support and troubleshooting for cloud-based systems.
  • Assisted in VDI rollout and network security enhancements.
MillenniumIT ESP Logo

Intern - System Support @ MillenniumIT ESP

  • Managed AWS infrastructure components ensuring reliable server and database operations.
  • Monitored system logs and metrics using Grafana and Kibana to proactively identify and resolve performance bottlenecks.
  • Resolved incidents and managed tickets using Jira.
David Peiris Infotech Logo

Trainee System Administrator

David Peiris Infotech


Intern

David Peiris Infotech

Education & Certifications

Education

SLIIT Logo

BSc in IT (Computer Systems & Network Eng.)

Sri Lanka Institute of Information Technology (SLIIT)

St. Aloysius College Logo

GCE Advanced Level (Mathematical Scheme)

St. Aloysius' College, Galle (2017)

St. Aloysius College Logo

GCE Ordinary Levels

St. Aloysius' College, Galle (2014)

Certifications

AWS Certified Solutions Architect – Associate

VMware VSP – Networking and Security

CKA (Certified Kubernetes Administrator) - In Progress

Latest Projects

Project 1

Kubernetes & AWS Automation

Designed and implemented a scalable Kubernetes cluster on AWS, automated with Terraform and Jenkins for CI/CD.

Project 2

JobNinja App AWS Infrastructure

Built a highly available and cost-effective AWS infrastructure for a mobile app using ECS, RDS, and S3.

Project 3

Autonomous Strawberry Harvesting Robot

Contributed to the system design and sensor integration for a research project in agricultural automation.

My Articles

3-Tier Architecture Diagram

Cloud Architecture

Highly Available 3-Tier Web Application on AWS

A breakdown of a secure and scalable 3-tier web application architecture using core AWS services.

Read More →

Contact Me

Call Me

+94 71 108 0800

Location

Galle, Sri Lanka