TANMAI DONAVALLI

Company Overview: Amex

• Provisioned and managed Azure resources through the use of Terraform effectively.
• Executed migration of traditional applications to modern Azure platforms, optimizing performance and security.
• Facilitated AI-driven application development through deployment and support of Azure Cognitive Services.
• Designed and implemented private endpoints, private links, and DNS resolvers to secure network architecture.
• Configured diagnostic settings and utilized Azure Log Analytics to monitor and troubleshoot applications, ensuring high availability and performance.
• Managed IAM permissions by creating custom roles and enforcing security policies to align with organizational standards.
• Applied Azure best practices for security, including RBAC and MFA, to ensure secure cloud environments.
• Developed automated scripts for security audits and vulnerability remediation across Azure environments.
• Participated in 24/7 on-call rotations to provide critical support for production issues, minimizing downtime.
• Delivered code deployments to production as part of an Agile product deployment team, ensuring smooth release processes.
• Implemented ServiceNow ITSM to streamline the process of creating change tickets and automating both non-production and production workflow deployments, adhering to industry best practices.

Company Overview: Shell

• Expertise in designing and implementing CI/CD pipelines for build automation, configuration management, and deployment, improving efficiency for .NET and Java applications with Jenkins and Git.
• Strong understanding of Agile software development, driving transformation in large, distributed enterprises for streamlined development and release cycles.
• Experienced in AWS and Azure IaaS setup, scaling, and scripting for infrastructure automation, leveraging services like EC2, S3, and Lambda.
• Hands-on with Docker, Kubernetes, Ansible, Terraform, and Helm for container orchestration and automation.
• Developed AWS Lambda functions in Python to automate serverless processes and integrated REST APIs with JWT tokens for M2M authentication via AWS Cognito.
• Proficient in Jenkins configuration, including Groovy scripting for LDAP setup, system variables, and Kubernetes deployments.
• Deployed microservices and managed parallel development workflows in GitHub, ensuring smooth version control and build jobs.
• Developed system monitoring solutions using Elastic Search, Kibana, Prometheus, and Splunk, integrating REST APIs for efficient log analysis.
• Streamlined AWS infrastructure management with APIs and automation tools, optimizing cloud provisioning and configuration.
• Executed builds and deployments using Nexus and JFrog for efficient artifact management.

Company Overview: Vanguard

• Ensured high application uptime by developing infrastructure strategies for both non-production and production environments.
• Implemented solutions that ensured seamless integration of security protocols within automated deployment processes.
• Automated infrastructure provisioning and configuration management to ensure high application uptime.
• Utilized ELK stack components, including Kafka and Zookeeper, for robust system design.
• Integrated CyberArk to enhance credential security within automated deployments.
• Enhanced monitoring and logging using AWS CloudWatch, Kibana dashboards, ELK stack.

Company Overview: Brightree, Inc.

• Created and guided Azure-based solutions, focusing on resource provisioning through ARM templates.
• Optimized performance of Azure services such as Compute, Storage, Networking, SQL using monitoring tools.
• Built and maintained QA environments, improved uptime by 15%, and deployed web applications over Azure using Visual Studio, PowerShell, and ARM templates.
• Worked with cross-functional teams for a successful shift to the production environment and optimized Azure services' efficiency.
• Offered technical expertise on Azure PaaS and improved defect tracking through Azure Boards.

Company Overview: CISCO

• Automated software provisioning and configuration management using Ansible and Puppet, migrating Puppet resources to Ansible playbooks, and writing custom modules, manifests, and handlers.
• Worked on virtualization (VMware), advanced networking concepts (routing, switching), and Linux/Windows administration, including SNMP, DNS, DHCP, LDAP, and SSH troubleshooting.
• Deployed and managed Puppet infrastructure, including Puppet Master/Agent, Puppet DB, and Puppet Dashboard, while upgrading and migrating Puppet environments.
• Automated IP allocation and network device management with Cisco UCS, tracked deployments, resolved issues, and maintained release notes for streamlined operations.

• Integrated Maven and AWS services into pipeline workflows for optimized environment management.
• Migrated core repository from Subversion to Git while ensuring build stability.
• Designed and managed AWS infrastructure using S3, EC2, IAM, and CodePipeline.
• Enhanced release procedures while strictly following change/release management protocols using Service Desk.