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Candidate's Name  (Looking for C2C)Senior DevOps Engineer Pleasanton, CA EMAIL AVAILABLE Street Address -279-2090 LinkedIn:https://LINKEDIN LINK AVAILABLEDetail-oriented DevOps Engineer with 10 years of hands-on experience in an IT industry comprising Development, Automation, Systems Administration, Production system operation and troubleshooting. Complex problem-solver with analytical and driven mindset. Dedicated to achieving demanding development objectives according to tight schedules while producing impeccable code.Technical Skills:Cloud Environments: AWS & AZUREConfiguration Management Tools: Chef, Ansible & Packer.Containerization Tools: Containerd, Docker, Kubernetes, Docker Compose & Openshift.Operating Systems: Ubuntu, SUSE,RHEL, Centos & Debian.Infrastructure Automation Tools: Terraform & CloudFormation.Gateway: ISTIO Service Mesh, Nginx IngressDatabases: AWS RDS, DynamoDB, MySQL & Postgres.Scripting languages: Python, Bash & shell.Secret Management: Hashicorp Vault, Azure KeyVault & AWS Secret ManagerStreaming Platform: Apache Kafka & AWS KinesisMonitoring Tools: Dynatrace, Nagios, Prometheus, Grafana, Cloud Watch, DataDog & ELK.GitOps: ArgoCD & FluxSecurity Tools: Qualys, AWS Guard Duty, Tenable, ThreatStack & Lacework.Professional Experience:SAP LABS, SAN RAMON, CA Jan 2022 - CurrentSenior DevOps EngineerConsolidated monolithic Jenkins instances from each datacenter and migrated to a microservices-based Jenkins architecture on Kubernetes. Implemented a single Jenkins master connected to remote Azure Kubernetes Service clusters in each datacenter, initiating dynamic Jenkins pipelines through service account authentication. This effort reduced virtual machine costs by 50%.Skilled in deploying and managing Argo CD within Kubernetes using Helm Charts. Expertise includes setting up Argo CD projects, applications, and appsets, as well as configuring authentication, Role-Based Access Control (RBAC), and repositories.Integrated Hashicorp Vault with CI/CD tools like Jenkins to automatically retrieve sensitive secrets, enhancing efficiency and security of CI/CD pipelines.Administered Kubernetes clusters by deploying and managing addons such as ExternalDNS for efficient DNS management, ExternalSecrets for secure integration with external secret stores, and Cert-manager for automated SSL/TLS certificate management, ensuring secure communication across applications and services.Deployed Jenkins on Kubernetes using Helm charts and migrated Jenkins configuration to Jenkins Configuration as Code (JCasC) for improved configuration management, plugin management and reproducibility.Utilized GitHub Actions for building Docker images and pushing them to Artifactory for storage and distribution.Identified and resolved issues regarding HashiCorp Vault generating excessive service tokens with maximum TTL. Developed a Terraform module to automate Vault Kubernetes auth method and AppRole creation with reduced TTL,eliminating manual intervention. Additionally, investigated batch tokens as a potential alternative to service tokens.Utilized Ansible to generate dynamic Terraform variables, optimizing Terraform workflow to accommodate diverse environments.Implemented Terraform and Kubernetes rolling updates to automate upgrade process for Azure Kubernetes Service (AKS) clusters. Collaborated closely with development and operations teams to plan and execute Kubernetes cluster upgrades smoothly, minimizing disruption to production workloads through adjustments such as max surge, node drain timeout, and pod disruption budget.JUVO MOBILE, SAN FRANCISCO, CA July 2018 - Jan 2022Senior DevOps EngineerDesigned and deployed a multi-Region AWS RDS for SQL Server with cross-Region read replicas, ensuring high availability and disaster recovery across multiple geographical locations. Enhanced global application performance and reduced latency by optimizing read and write operations with strategically placed read replicas.Manage containerized applications using AWS ECS, EKS, and Fargate.Experience in GitOps through Flux enables application deployment and progressive delivery through automatic reconciliation and managed to implement automated container image updates to Git for image patching in Kubernetes manifestsInstalled Apache Airflow in EKS using helm charts and writing dags for Kubernetes executors.Managed to upgrade all AWS Lambda functions from Python 2 to Python 3 prior to end of support from AWS.Installed DataDog agents on EKS cluster to push application and Infrastructure metrics, logs in order to create dashboard for application performance monitoring.Implemented and managed Apache Kafka clusters for event-driven architecture, ensuring scalability, reliability, and high availability of messaging infrastructure.Designed workflow with AWS Transit Gateway for transitive routing traffic between AWS VPC and on-premises networks.Manage containerized applications using AWS ECS, EKS, or Fargate.Experience in creating TLS/SSL Certificates using AWS Certificate Manager and Let's encrypt in automated fashion through AWS Route53 for Kubernetes applications.Experience in GitOps through Flux enables application deployment and progressive delivery through automatic reconciliation and managed to implement automated container image updates to Git for image patching in Kubernetes manifestsWorked on Docker-Compose to create Docker containers for Testing applications in QA environment and automated deployments with Jenkins Pipelines.Set up and manage AWS resources, including EC2, S3, RDS, and VPC, optimizing costs and enhancing security.Led the adoption of DevSecOps practices, integrating security testing tools like SonarQube and OWASP ZAP into CI/CD pipelines, reducing vulnerabilities by 30%.ENDLESS MOBILE, SAN FRANCISCO, CA Dec 2017 - Jun 2018DevOps EngineerAutomated the provisioning, configuration, and deployment of infrastructure using Terraform and AWS CloudFormation. This effort reduced setup times by 40% and ensured consistency across development, staging, and production environments.Standardized development environments by using Packer to build custom AMIs (Amazon Machine Images) with pre-configured software and dependencies, ensuring consistency across all stages from development to production.Implemented and managed Amazon Kinesis streams to efficiently ingest, process, and analyze real-time data from diverse sources, thereby improving data-driven decision-making capabilities.Conducted regular security audits and implemented best practices to secure CI/CD pipelines and build environmentsASK, OAKLAND, CA MAY 2015 - NOV 2017DevOps EngineerDesigned and maintained Chef cookbooks to automate configuration management tasks, ensuring consistency and efficiency across infrastructure deployments.Installing and configuring Chef server, Chef-solo and used test-kitchen to automatically test cookbooks across all platforms and test suites.Managed and wrote Chef Cookbooks to automate system operations and installation of Middleware Infrastructure like Apache Tomcat, JDK and configuration tasks for new environmentsIntegrated SonarQube with Jenkins for continuous inspection of code quality and analysis with SonarQube scanner for MavenImplemented Nexus repository manager for publishing Npm, PyPi and Ruby gems and helps to support Jenkins build system in a resilient manner.Upgraded Nexus and SonarQube in order to publish docker images and to support GitLab integration.Experience in converting Jenkins builds to gitlab-ci.yamlPipelined Application Logs from App Servers to Elasticsearch through LogStash and monitored performance of applications and analyzed log information using ELK.Supported applications 24X7 on-call on a rotational basis.Designed, implemented, and managed robust CI/CD pipelines using Jenkins, resulting in a 25% reduction in deployment times and a 30% increase in deployment frequency.Automated build processes and integrated various testing tools to ensure seamless and error-free releases.Collaborated with development and operations teams to enhance build and deployment processes, improving overall efficiency by 50%Managed and maintained infrastructure using Terraform and Ansible, ensuring consistent and reproducible environments.Deployed and managed containerized applications using Docker and Kubernetes, achieving high availability and scalability.Implemented monitoring and logging solutions using Prometheus, Grafana, and ELK stack, ensuring system reliability and quick issue resolution.Migrated legacy applications to containerized environments using Docker and Kubernetes, improving deployment speed and consistency.WELLS FARGO, SAN FRANCISCO, CA JUNE 2013 - APR 2015Build & Release EngineerExperience in installing, integrating, tuning and troubleshooting Apache and WebLogic application servers. Supported developers for Java based Web Applications.Integrated Subversion and Git in Jenkins and AnthillPro for continuous integration and deployment.Involved in writing scripts for init Shell Scripts using systemctl and application specific rsyncs / backups.Expertise in setting up SSH, SCP, SFTP connectivity between UNIX hosts.Experience using Nagios for infrastructure monitoring system and different Bug Tracking Tools like Jira and ServiceNowExperience in building and deploying java applications using Maven and Ant in Jenkins.Supported build and release activities for multiple projects, ensuring timely and successful releases.Configured and maintained build servers and environments, ensuring optimal performance and availability.Assisted in the implementation of continuous integration practices, reducing integration issues and improving code quality.Monitored build and deployment processes, identifying and resolving issues proactively.Participated in post-release reviews and retrospectives, contributing to continuous improvement efforts.Monitored system performance and uptime, resolving issues proactively and improving overall system reliability.Documented DevOps processes and procedures, facilitating knowledge sharing and team onboarding.Collaborated with cross-functional teams to support application development and deployment.Monitored system performance and uptime, resolving issues proactively and improving overall system reliability.Documented DevOps processes and procedures, facilitating knowledge sharing and team onboarding.Collaborated with cross-functional teams to support application development and deployment.EDUCATION:MASTER OF SCIENCE, - Electrical Engineering AUG 2011 - JUN 2013University of Colorado, Denver - Denver, CO