David Samuell J
Coimbatore
Summary
Results-driven DevOps Engineer with expertise in Terraform and CI/CD automation at Internet Testing Systems. Achieved a 40% reduction in deployment time by optimizing pipelines and managing AWS infrastructure. Strong problem-solving skills complemented by a collaborative approach to deliver effective technical solutions and enhance operational efficiency.
Overview
1
1
Certification
5
5
years of professional experience
Work History
DevOps Engineer
Internet Testing Systems
Coimbatore
06.2023 - Current
- Automated CI/CD pipelines with Terraform to enhance deployment efficiency.
- Managed AWS cloud infrastructure using PowerShell scripts and Terraform tools.
- Streamlined delivery processes by configuring AWS services including S3, EC2, and CloudFront.
- Implemented SonarQube in Azure DevOps for comprehensive code quality assessments.
- Collaborated with stakeholders to clarify requirements and deliver effective technical solutions.
- Implemented CI/CD pipelines using GitHub Actions/Azure Pipelines to build Docker images and push them to container registries (Docker Hub/ACR), reducing deployment time.
- Deployed and managed Kubernetes clusters (AKS/EKS) to orchestrate containerized workloads, ensuring high availability and scalability across production environments.
- Migrated monolithic applications into microservices using Docker and Kubernetes, improving fault isolation and resource utilization
Snowflake Developer
Tech Mahindra
Chennai
06.2021 - 06.2023
- Worked on Data Migration from Teradata and Vertica to Snowflake.
- Developed conceptual, logical, and physical models and created entities and attributes using ERWIN on Snowflake database.
- Coordinated with DBAs to generate SQL code from data models and produce DDL scripts using ERWIN.
- Managed model versioning processes for accurate tracking and updates using ERWIN.
- Worked closely with DBAs as a part of various database change requests.
- Worked with Model Admins to get the models published.
- Loading the Data from Azure container to snowflake using External Stage in Snowflake.
- Applied reverse engineering techniques to analyze and improve data structures. from SQL Scripts.
- Monitoring the jobs thoroughly using TWS(Tivoli Work Scheduler).
Education
Master of Science - Computer Science
Bishop Heber College
Tiruchirappalli01-2021
Skills
- Terraform
- CI/CD automation
- Continuous deployment
- Infrastructure automation
- Amazon S3
- Containerization technologies
- Pipeline optimization
- Infrastructure management
- Shell scripting
- Code assessment
Certification
- HashiCorp Certified: Terraform Associate (HCATO-003)
- Designing and Implementing Microsoft DevOps Solutions (AZ-400) (14996M-40C70E)
- Microsoft Certified: Azure Administrator Associate (AZ-104) (519324-441A58)
- AWS Cloud practitioner
- Github copilot ( GH- 300)
- Microsoft Certified: Azure Fundamentals (AZ 900)
Timeline
DevOps Engineer
Internet Testing Systems
06.2023 - Current
Snowflake Developer
Tech Mahindra
06.2021 - 06.2023
Master of Science - Computer Science
Bishop Heber College