Nandini Priyadharshini S

• Improved code deployment efficiency by automating processes with CI/CD pipelines.
• Maintained version control systems like Git or SVN for seamless collaboration among developers and engineers during project lifecycles.
• Monitored automated build and continuous software integration process to drive build/release failure resolution.
• Collaborated with development teams to ensure seamless application deployment cycles.
• Experienced in Kubernetes (K8s), ArgoCD, Grafana, Loki, and Prometheus, with a strong focus on cloud-native application deployment and monitoring.
• Skilled in managing AKS clusters, implementing GitOps workflows with ArgoCD, and ensuring automated, reliable deployments.
• Proficient in setting up Grafana dashboards for real-time observability, integrating Loki for centralized logging, and configuring Prometheus for performance monitoring and alerting.
• Adept at troubleshooting, optimizing infrastructure, and improving system reliability in production environments.

• Collaborated with product managers, designers, and business stakeholders to define project requirements, ensuring alignment with organizational goals.
• Implemented Security best practices and initiated Audit process across all projects.
• Incorporated continuous integration tools such as Jenkins pipelines for streamlined code deployment and version control management.
• Utilized containerization technologies such as Docker and ECS to build modular and portable applications, streamlining deployment processes across different environments.
• Improved system efficiency by optimizing AWS infrastructure and implementing cost-effective solutions and Streamlined deployment processes using AWS Code Build, Code commit , CodePipeline and CodeDeploy, reducing time to market for new features.
• Managed a team of junior DevOps engineers across 5 different customers and applications including OTT platform & E-Commerce websites.
• Troubleshot complex issues within AWS environments, identifying root causes and implementing corrective actions.

• Re-designed and implemented a completely new architecture for the entire application following AWS best practices.
• Deployed many static websites in S3 using custom domain and cloudfront integration.
• Redesigned and re-engineered security groups and IAM user & Role permissions for all the accounts to comply with best practices
• Assisted with designing and creating disaster recovery cloudformation templates for the entire architecture
• Implemented, monitored and maintained application EC2 serves across various AWS regions.
• Created RDS services, backup strategies and monitored the database services across various applications
• Researched, designed and implemented robust and scalable architecture for automated notifications from applications to users.
• Successfully migrated applications running on EC2 servers to docker architecture with zero downtime of the production environment.
• Built VPC from scratch with CFT, creating public and private subnets, security groups, NACLs, configuring internet gateway, understanding of user access management/roles based access, MFA and implementing the appropriate solutions
• Good understanding about S3 lifecycle policies, versioning and MFA delete
• Designed and implemented entire application running on ECS services integrating with ALB, R53 routing policies
• Created Lambda services and integrated with GitHub for automation of code deployment into Lambda functions by developers.
• Assisted with design and security oversight of WAF, DDoS solutions.
• Performed security monitoring using cloud trail to identify malicious activities.
• Identify and evaluated best cost effective cloud solutions in collaboration with development teams
• Resolving technical issues within cloud scope and documenting them
• Creating strategies for enhancing performance of existing cloud technology
• Locating, evaluating and fixing infrastructure risks and deployment problems
• Working knowledge of Jenkins pipeline, installing Jenkins server in EC2 instance, build Jenkins pipeline for deploying cfn stacks in AWS accounts.
• Hands-on experience with linux server management.

Project Experience :

AWS DevOps Architect: (Jan 2021 to August 2022)

• Extensive experience in building cloud infrastructure using cloud automation tools like Terraform, CodeBuild and CodePipeline
• Exposure in building DevOps Solution for Cloud migration project and presenting to clients
• Experience with EC2, VPC, Route53, ELB, S3, supporting networking and management/monitoring services like New Relic
• Other advantages include exposure to Microservices design/implementation, Container technologies, Serverless, NOSQL, Caching, Messaging
• Hands-on experience in deployment of data pipeline ETL jobs using AWS glue service ,EventBridge and Step functions.
• Experience in AWS native services like IAM Policies, CloudWatch, , AWS Secrets manager services
• Good knowledge native security tools in AWS
• Hands-on experience with databases (MySQL, Aurora) creating users, performing dump/restore and taking automated snapshots.
• Experienced in creating complex caching and routing policies with content delivery network (CDN) using CloudFront to improve the response time of web-application
• Experienced in creating various dashboards, metrics, alarms and notifications for servers using AWS Cloud Watch
• Project experience implementing core infrastructure, networking and cloud based services
• Hands-on experience in building CICD pipeline using AWS Native services and GitLab CI
• Good understanding of Python & Boto3
• Sound AWS product knowledge and understanding of product features
• Skilled at Software Development Life Cycles and Agile Programming Methodologies.

Technical Skills:

Scripting basics - YML and Python, Terraform scripting, GitLab CI/CD pipeline implementation.

Lead/SME- Core banking technology : ( May 2016 to Dec 2020)

• 4+ Years of experience in Core banking Technology Quality assurance team as SME/ Lead.
• Responsible for testing and roll-out various critical releases in FLEXCUBE application for ASPAC region
• Good knowledge about core banking concepts related to Loans and deposits,FT, Batch runs and report generations, CASA & interest liquidations for CASA, Liquidity management, Sweeping & Pooling, GLS
• Responsible for preparing the Test scripts, Gap Analysis & Requirements Traceability Matrix document , Test Closure report and QA review documents for various releases in FLEXCUBE
• Presenting Solution to Client Requirements.

Technical Skills :

• PL/SQL Developer, TOAD, SQL* PLUS, Oracle SQL developer, Quality Center , JIRA.

QA Analyst - Team member - Retail : (Jan 2012 to May 2016)

• Collaborated with developers and project managers to assess program capabilities, features and testing demands. Planned and devised cohesive test plans for projects using advanced testing technologies.
• Raising and Tracking of defects till defect closure in HP QC. Participation in Defect Review meetings.

Technical Skills :

• TOAD, SQL Developer, Talend , HP Quality Centre