Hello, It's Me
Nisal Gangana
And I'm a |
A passionate DevOps engineer creating amazing web experiences with a focus on automation, scalability, and security.
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About Me

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
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.

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.
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.

Trainee System Administrator
David Peiris Infotech
Intern
David Peiris Infotech
Education & Certifications
Education
BSc in IT (Computer Systems & Network Eng.)
Sri Lanka Institute of Information Technology (SLIIT)

GCE Advanced Level (Mathematical Scheme)
St. Aloysius' College, Galle (2017)

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

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

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

Autonomous Strawberry Harvesting Robot
Contributed to the system design and sensor integration for a research project in agricultural automation.
My Articles

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.
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