Mangesh Tekale

• Led the design, implementation, and optimization of scalable CI/CD pipelines to streamline software development and deployment across diverse environments, enhancing overall productivity.
• Collaborated closely with cross-functional teams to identify and resolve complex operational challenges by leveraging deep DevOps expertise and a broad knowledge of cutting-edge technologies and tools
• Designed and implemented automated cloud infrastructure provisioning using Terraform, Ansible, and Jenkins pipelines, reducing manual intervention and improving consistency across multiple environments.
• Engaged in all stages of the systems development lifecycle, from requirement gathering to production releases, ensuring seamless transitions and continuous improvement in workflows.
• Automated routine tasks and processes using Jenkins pipelines, Groovy, Python, and Bash scripting, significantly enhancing operational efficiency and reducing human error.
• Managed and optimized Kubernetes clusters to ensure the efficient deployment, scaling, and monitoring of microservices-based applications, maintaining high availability and optimal system performance.
• Mentored and guided team members, promoting best practices in infrastructure management, deployment strategies, and automation solutions, fostering team growth and skill development.
• Developed and maintained detailed documentation on system architectures, processes, and best practices, facilitating efficient knowledge sharing and smooth onboarding for new team members.

Key Achievements:

• Implemented a company-wide DevOps automation strategy, resulting in a 99% improvement in code deployment success rates, drastically reducing deployment failures and manual intervention.
• Developed a highly user-friendly, customizable end-to-end continuous deployment automation system using ArgoCD, which enabled developers to independently deploy code, track errors in real time, monitor feature performance, and conduct QA checks. This innovation led to a significant increase in developer productivity by removing bottlenecks and empowering teams with greater autonomy.
• Reduced infrastructure provisioning time by 60% through the introduction of automated infrastructure-as-code processes using Terraform and Ansible, ensuring consistency and scalability across all environments.
• Improved cross-functional collaboration, reducing issue resolution times by 30% through the adoption of streamlined communication practices and agile methodologies.

• Developed, optimized, and maintained scalable application build and deployment pipelines using Jenkins and Azure DevOps, ensuring seamless CI/CD integration for multiple development teams.
• Managed and ensured 100% uptime of a shared Jenkins environment supporting hundreds of users, implementing proactive monitoring and incident management strategies to maintain high availability.
• Developed and maintained Chef cookbooks to automate the installation and configuration of services, standardizing processes and reducing manual efforts across the organization.
• Designed and maintained Azure DevOps (ADO) pipelines for deploying and updating Docker images to Azure Container Registry and Artifactory, ensuring smooth and automated delivery to production environments.
• Implemented security best practices and governance policies to optimize the usage of Jenkins, enhancing operational security and compliance across development teams.
• Engaged directly with CloudBees (Jenkins Vendor) to troubleshoot critical platform issues, ensuring rapid resolution and uninterrupted service for all users.
• Monitored, supported, and maintained live applications, ensuring stable operations through proactive alerting, logging, and issue resolution.
• Administrated services using custom scripts, coordinating administrative tasks for seamless operation of development, testing, staging, and production environments.
• Collaborated with stakeholders to discuss ongoing challenges, design solutions, manage incidents, and plan future upgrades to enhance system efficiency.
• Conducted regular seminars and training sessions to onboard teams to Jenkins and CI/CD practices, improving platform usage and adherence to best practices.
• Interacted closely with end-users to gather new requirements and incorporate them into system updates, ensuring that evolving business needs were met.
• Provided L3-level support for the Jenkins platform and other critical applications, resolving user issues and minimizing downtime across production environments.
• Created and maintained comprehensive Confluence documentation (WIKI pages) to ensure that best practices, guidelines, and troubleshooting steps were easily accessible to users.
• Led Agile ceremonies (Sprint Planning, Stand-ups, Retrospectives) following SCRUM methodologies to ensure team alignment, commitment, and successful sprint completion, contributing to continuous improvement in development processes.

Key Achievements:

• Improved pipeline efficiency by 30% through optimization of Jenkins and Azure DevOps pipelines, significantly reducing build and deployment times.
• Trained over 100 engineers on Jenkins usage, resulting in a 20% improvement in platform adoption and operational efficiency.
• Spearheaded the creation of knowledge-sharing resources, which reduced onboarding time for new users by 50%.
• Reduced deployment failures by 40% through the enforcement of best practices, security policies, and version control mechanisms across teams.

• Created, modified, and maintained AWS infrastructure stacks using infrastructure-as-code solutions like AWS CloudFormation and Terraform, ensuring scalable and efficient cloud environments.
• Performed updates and rigorous testing on system infrastructure, ensuring continuous peak performance and minimizing downtime through proactive maintenance.
• Developed and upgraded Chef recipes as well as Shell and Python scripts to meet evolving system requirements, automating configuration and deployment tasks.
• Assisted in the implementation of system patches and updates, managing upgrades seamlessly in line with user requirements and minimizing disruptions.
• Automated configuration management and infrastructure provisioning using Chef, improving consistency and reducing manual intervention.
• Automated application log backups to AWS S3 and retrieved logs on-demand to support developers with real-time diagnostics and troubleshooting.
• Monitored and ensured the proper execution of system and database backups, regularly verifying configurations and implementing recovery strategies to safeguard against failures.