Jagan Krishnan
Petaling Jaya
Summary
Bilingual DevOps Engineer with background designing, testing, and implementing infrastructure and applications. Talented performer with over 6 years of experience using source control tools to identify and fix bugs in code. Consistent team player with exemplary multitasking skills.Critical thinking DevOps Engineer with extensive understanding of high availability architecture and concepts. Purpose-driven professional with capacity to be strong team player plus work effectively independently.
Overview
6
6
years of professional experience
1
1
Certification
Work History
DevOps Engineer
Deloitte
03.2025 - Current
- Constructed and deployed CI/CD pipelines leveraging Azure DevOps (YAML) to facilitate streamlined build, test, and deployment workflows in diverse environments.
- Executed and established cloud infrastructure on Microsoft Azure, maintaining superior levels of application availability and scalability.
- Created PowerShell scripts facilitating automation of Azure resource management configuration updates and operational workflows.
- Constructed infrastructure as code (ARM templates) streamlining reliable and standardized provisioning of Azure resources.
- Administered secure handling of credentials and configurations via Azure Key Vault.
- Configured and preserved docker-based Azure DevOps agents facilitating consistent build and deployment environments.
- Designed and improved Azure AI search (cognitive search) solutions highlighting indexing enrichment and optimizations in query performance.
- Managed and scrutinized CI/CD pipeline deployments and cloud services for sustained optimal system performance.
- Supervised automated build and continuous software integration process to expedite build/release failure resolution.
- Enabled establishment of DevOps culture in organization, fostering increased agility and teamwork across functions.
DevOps Engineer
Trovicor Technology Sdn Bhd
10.2021 - 02.2025
- Installation of virtual IT infrastructure using VMware ESXi 4.0, ESXi 5.0 and Vsphere.
- Creating templates and cloning for various operating systems like Windows, Redhat Linux editions, Centos and Ubuntu.
- Responsible for providing access to the Bitbucket repositories for the developers through ssh key exchange.
- Performing all necessary day-to-day subversion functions for the project like merging, creating branches and tags using Bitbucket.
- Configuring Jenkins as a common build engine to build and deploy applications to dev, QA, UAT and prod environments.
- Working closely with developers to pinpoint and provide early warnings of common build failures.
- Installing Sonarqube and installed plugins based on developer requirements.
- Install and configured Zabbix Monitoring Tool to monitor on network bandwidth, memory status and hard drive status.
- Wrote puppet manifests and modules to deploy, configure and manage servers.
- Implemented CI/CD process using Jenkins for global development team.
- Design, rolled out and managed hosts using Puppet Enterprise Infrastructure.
- Streamlined infrastructure management using automation tools like Ansible and Terraform.
- Collaborated with cross-functional teams to optimize application performance and security posture.
- Improved code deployment efficiency by automating processes with CI/CD pipelines.
- Automated manual tasks through scripting languages such as Python or Shell, boosting team productivity levels.
DevOps Engineer
Fusionex International Sdn Bhd
04.2021 - 10.2021
- Knowledge in using Automation Tools such as Jmeter, Blazemeter, Jenkins and Postman.
- Experience in performing deployment using Kubernetes and Docker platform.
- Experience in writing SQL queries and Jenkinsfile.
- Handling on configuration, documentation, optimization, and support of the cloud infrastructure.
- Experience in handling Google Cloud Platform.
- Perform penetration testing using open source tool such as Nessus.
- Perform security fixes for the vulnerabilities found from penetration testing result.
Software Tester
Fusionex International
02.2020 - 04.2021
- Create and implement plan and test scripts.
- Develop test idea and test data.
- Specialize in technical testing efforts including integration testing and performance testing.
- Software defect discovery, tracking and reporting. Software Development Life Cycle & Software Testing Life Cycle within scope.
- Ensured all requirements are adequately verified and documented.
- Use tools to test the functionality of API’s request.
- Review test cases and provide feedback to the team.
- Automation testing to test on system performance and bug fixes on daily basis.
Education
Bachelor of Information Security (Hons) -
University Tun Hussein Onn Malaysia (UTHM)
01-2020
Science Stream - Physical Science
Negeri Sembilan Matriculation College
01-2016
Skills
- Sonarqube
- Jenkins
- Puppet
- JIRA/Confluence/Stash
- Docker
- Oracle
- GIT
- Highly organized and efficient
- Excellent written and verbal communication skills
- Willingness to learn new technology
- Infrastructure automation
- Containerization technologies
Accomplishments
- Reduced deployment time and manual effort through end-to-end CI/CD automation.
- Improved system stability and deployment success rate across Dev, QA, and Production environments.
- Enhanced search capabilities by implementing AI-powered search solutions for enterprise applications.
- Network Security Competition – KPMG Cyber Technology Challenge 2018
- First runner up at Network Security Challenge competition awarded by Netpoleon Company.
Certification
Microsoft Certified: Azure Fundamentals (AZ-900)
Issued by Microsoft | 2025
Language Proficiency
English
Tamil
Malay
Timeline
DevOps Engineer
Deloitte
03.2025 - Current
DevOps Engineer
Trovicor Technology Sdn Bhd
10.2021 - 02.2025
DevOps Engineer
Fusionex International Sdn Bhd
04.2021 - 10.2021
Software Tester
Fusionex International
02.2020 - 04.2021
Science Stream - Physical Science
Negeri Sembilan Matriculation College
Bachelor of Information Security (Hons) -
University Tun Hussein Onn Malaysia (UTHM)