UTHAYAKUMARAN UTHAYARAGAVAN
DevOps Engineer
Jaffna,4
Summary
Results-driven Senior DevOps Engineer with near 5 years of hands-on experience in cloud solutions, containerization, and CI/CD pipelines. Skilled in designing, implementing, and maintaining scalable infrastructure, with expertise in AWS, Azure Kubernetes Service (AKS), Terraform, and automation tools. Adept at monitoring performance, troubleshooting, and optimizing systems for reliability. Proven team player with strong mentoring and documentation skills
Contact
- Address: Jaffna, Sri Lanka
- Phone: +94769798853
- Email: uthayuthayakumar@gmail.com
- Date of Birth: 1999/04/24
- Nationality: Sri Lankan
- LinkedIn: http://linkedin.com/in/uthay-rakav-ab9a24190
Overview
5
5
years of professional experience
1
1
Language
Research
The International Conference on Intelligent Systems Design and Applications (ISDA) - 2022
CoCoSL : Agricultural solutions using image processing for coconut farms in Sri Lanka
Timeline
DevOps Engineer - IFS Research & Development
10.2023 - Current
DevOps Engineer - ZINCAT TECHNOLOGY
11.2022 - 10.2023
DevOps Engineer - Digital Microservices
11.2021 - 11.2022
DevOps Engineer - Intern - MoodForCode
11.2020 - 11.2021
Sri Lanka Institute of Information Technology - Bachelor of Science, Information Technology Specialization, DATA
SCIENCE
St John's College - A-Levels, PHYSICAL STREAM
Education
Bachelor of Science - Information Technology Specialization, DATA SCIENCE
02.2019
A-Levels - PHYSICAL STREAM
01.2016
Work History
DevOps Engineer
IFS Research & Development
Colombo, Western Province
10.2023 - Current
- • Implemented advanced monitoring solutions with Prometheus and Grafana.
• Migrated Tekton Pipelines to integrate Azure Blob Storage for artifact management.
• Optimized CI/CD pipelines with Bitbucket pipeline and integrated scanning tools like SonarQube and Trivy & security code quality tools.
• Designed automation scripts for cluster upgrades and deployments.
• Applied security OS patches for AKS updated worker nodes and used Amazon Inspector and Trivy for continuous image vulnerability scanning.
• Created Automated scripts using Terraform & PowerShell script to spin microk8s cluster (both HA & single node).
• Implemented Linkerd policies to secure connections between specific pods in designated namespaces in AKS & EKS clusters.
• Automated Jenkins pipelines with integrated SonarQube quality gates, Nexus IQ binary scanning, and multi-environment deployments.
• Maintained high-availability cloud infrastructure with EKS and Terraform to support performance-intensive microservices.
• Supported Go-based microservices in CI/CD deployment via Kubernetes (AKS).
• Applied container image vulnerability scans using Trivy and Nexus IQ for secure Docker workflows in EKS clusters.
• Built Ansible playbooks for dynamic Docker host provisioning and Kafka configuration.
DevOps Engineer
ZINCAT TECHNOLOGY
Colombo
11.2022 - 10.2023
- • Migrated Docker images from on-premises Harbor repository to the cloud, boosting scalability.
• Scalable Kafka Deployment with Ansible and AWS SQS for Event-Driven Processing.
• Configured Grafana dashboards for real-time analytics and resource optimization.
• Migrated Click House databases to AWS, ensuring high availability.
• Deployed CI/CD pipelines using Jenkins for faster development cycles.
• Trained team members on DevOps procedures, company policies & industry best practices to promote continuous quality.
• Used Ansible for repeatable provisioning of container runtimes and infrastructure components on AWS.
• Managed secure SSL/TLS certificates renewal in AWS.
• Automated Threat Detection & Response Platform on AWS.
• Maintained Jenkins pipelines with SonarQube and Nexus IQ integration to enforce secure CI/CD practices.
DevOps Engineer
Digital Microservices
Colombo
11.2021 - 11.2022
- • Set up GitOps with ArgoCD for Kubernetes deployments.
• Developed Helm charts for deploying Big Data services (NiFi, HDFS, Trino).
• Monitored Kubernetes clusters using Prometheus and Grafana, improving uptime.
• Managed secure storage solutions with NFS servers and HPE Nimble.
• Implemented LINTOP for robust two factor authentication,
• Enabled ELK Stack for server metrics and logs to improve system visibility and troubleshooting.
DevOps Engineer - Intern
MoodForCode
Colombo
11.2020 - 11.2021
- • Migrated Apache-hosted services to NGINX for better performance.
• Configured OpenID Connect authentication with Keycloak.
• Implemented GitOps with ArgoCD for managing Kubernetes deployments in Google Kubernetes Engine (GKE), ensuring automated, version-controlled, and auditable deployment workflows.
• Nginx Server maintenance.
• Configured GCP Logging, Monitoring, Secret Manager, and Automated Snapshots for observability, security, and disaster recovery.
University Projects
- 2022 - ORACLE DATA BASE CDB AND PDB CREATION AND FAST RECOVERY
- 2022 - MOBILE APP UI NAD PROTOTYPE USING FIGMA
- 2022 - DESIGNED AND IMPLEMENTED AN IOT SYSTEM USING THE RASPBERRY PI
- 2022 - IMPLEMENTED A DEPLOYMENT TO CAPTURE METRICS FROM AN APPLICATION AND VISUALIZED THOSE BY USING THE PROMETHEUS & GRAFANA DASHBOARDS.
- 2021 - REST FUL WEB SERVICES JAVA-JAX-RS ON TOMCAT 2021 - DATA WAREHOUSE ETL PROCESSING FOR DATASETS
- 2020 - WEB BASED DESKTOP APPLICATION USING JAVA, NETBEANS, MYSQL
- 2020 - MODEL PREDICTION - LOAN PREDICTION USING MACHINE LEARNING (PYTHON, FLASK)
- 2019 - ONLINE SALOON WEB PROJECT USING HTML, CSS, PHP, MYSQL
Skills
PROGRAMMING & SCRIPTING: PYTHON, SHELL SCRIPTING, JAVA, C, GO
CONTAINERIZATION: DOCKER, KUBERNETES, RANCHER, DOCKER SWARM
CLOUD PLATFORMS: AWS (EKS, ECS, LAMBDA, CLOUDFORMATION, S3, EC2, VPC, RDS, ELASTICACHE, IAM), AZURE (AKS, AZURE MONITOR, AZURE DEVOPS, AZURE STORAGE, ACR, KEYVAULT, AZURE REPOS), GCP (GKE, GCP LOGGING, SECRET MANAGER, SNAPSHOT)
FRAME WORKS & API COMMUNICATION: REST API, GRPC, FLASK API
WEB TECHNOLOGIES: HTML, CSS, JAVASCRIPT
OPERATING SYSTEMS: LINUX, WINDOWS, UBUNTU
CI/CD TOOLS: JENKINS, TEKTON, ARGOCD, BITBUCKET PIPELINES, GITLABCI, GITHUB ACTIONS
INFRASTRUCTURE AS CODE (IAC): TERRAFORM, ANSIBLE, CLOUDFORMATION
MONITORING & LOGGING: GRAFANA, PROMETHEUS, ELK STACK, KIBANA, CLOUDWATCH
VERSION CONTROL: GIT, GITLAB, BITBUCKET
ARTIFACT REPOSITORY: NEXUS, JFROG, HARBOR
PROJECT MANAGEMENT TOOLS: JIRA, CONFLUENCE
AUTHENTICATION & SECURITY: KEYCLOAK, CURITY, LDAP, OPENID
CODE QUALITY TOOLS: TRYIVY, SNYK, NEXUS IQ, SONARQUBE, LINTING
DATABASES: MYSQL, MONGODB, ORACLE, CLICKHOUSE, AMAZON RDS,
SECURITY PRACTICES & ENCRYPTION: OWASP, NIST, SSL, TLS
EVENT DRIVEN SYSTEM: SNS, SQS, KAFKA
WEBSERVER & PROXY TOOLS: APACHE, NGINX, HAPROXY
NETWORKING & SERVICE MESH: HTTP/3, CALICO, LINKERD, CILIUM, FLANNEL, FIREWALLS, DNS, VPN, LOAD BALANCING
SOC TOOLS: WAZUH, THEHIVE, CORTEX, MISP, SURICATA
PACKAGE MANAGEMENT & DATA INTERCHANGE FORMATS: HELM, JSON, YAML, XML
ML FRAMEWORKS & LIBRARIES: IMAGE PROCESSING, TENSORFLOW, PYTORCH, NUMPY, PANDAS, XGBOOST, KERAS
Languages
English
Bilingual or Proficient (C2)
Tamil
Bilingual or Proficient (C2)
Work Preference
Work Type
Full TimeWork Location
On-SiteRemoteHybridImportant To Me
Work-life balanceCareer advancementCompany CultureCertification
- Following the AWS - Solution Architect Associate
- Had Done the AWS Solution Architect Diploma in Alison
References
Praneeth Wickramaraachchi
- Tech Lead - CRM and Billing
- Dialog Axiata PLC
- Sri Lanka
- +94 777332641 (Whats app)
Fazrin Faleeldeen
- Site Reliability Engineer,
- Mindteck
- Malaysia
- +60 14-708 5862
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