Johan Kayati Email & Phone Number

San Francisco, California, United States

San Francisco Bay Area

• Design, implement and maintain continuous integration and delivery (CI/CD) pipelines using tools such as Jenkins, Artifactory, GitHub, Black duck, Veracode, and Jira for various software projects.• Develop, deploy and manage highly scalable and available cloud infrastructure using infrastructure as code (IaC) tools such as Terraform / Ansible, and migration to AWS. Utilizing cloud services such as EC2, VPC, IAM, RDS, S3, DynamoDB, and EKS.• Designed and implemented networking solutions on AWS, including VPCs, Route 53 for DNS management, and Security Groups for access control.• Implemented Autoscaling strategies to dynamically adjust resource allocation based on application demand, optimizing cost-efficiency.• Orchestrated the migration and support of applications on Kubernetes, leveraging containerization for improved scalability and deployment flexibility.• Led the migration of applications to cloud-native environments, leveraging AWS services to enhance scalability, availability, and performance.• Managing and operating disaster recovery plans, backups, patching, high-availability, fault-tolerant, and scalable software in a production environment.• Recommended changes to DevOps and security processes to promote agility and automation across organizations.• Installed, configured, and maintained various operating systems, application software, system management tools, and infrastructure, ensuring smooth and reliable system operations. Achievements:• Successfully implemented a CI/CD pipeline using Jenkins as orchestration tool, resulting in a reduction in deployment time and a in deployment-related errors.• Helped the migration of legacy on-premises applications to the cloud using AWS, resulting in reduction in infrastructure costs and improved system scalability.• Implemented security controls and best practices using Veracode, resulting in successful completion of compliance audits.

Burbank, California, United States

 Designing and implementing scalable and reliable CI/CD pipelines for software development teams, utilizing tools like Jenkins, GitLab. Automating and optimizing the deployment, configuration, and management of infrastructure using Ansible and Python. Collaborating with cross-functional teams to ensure smooth integration of software components and infrastructure changes, while maintaining high availability and performance. Driving continuous improvement and innovation by identifying and implementing industry best practices, tools, and technologies to enhance the DevOps process. Leading and mentoring junior members of the team, providing guidance and technical expertise in areas such as version control, build automation, and release management. Monitoring and troubleshooting production environments, implementing effective monitoring and alerting systems to ensure system stability and performance. Ensuring adherence to security and compliance standards, implementing security measures and performing regular audits and assessments. Collaborating with development, QA, and operations teams to facilitate efficient software development, testing, and deployment processes. Conducting root cause analysis for incidents and implementing preventive measures to minimize future disruptions. Participating in capacity planning and performance tuning activities to optimize resource utilization and application performance.

Hartford, Connecticut, United States

Key Contributions:-- Made extensive use of TFS 2010/2012, MSBuild, TeamCity, Anthill Pro, Subversion to manage build / deploy tasks, including Continues Integration. ─ Work with various development teams to build and support automated builds, supporting daily continuous integration. Develop automated test scripts to be run in a staged environment to smoke test and ensure application stability. Building and compiling code of varying complexity using automated and manual efforts to ensure complete and accurate code compilation for release into various critical environments ─ Branching, Code merge & managing builds for QA & Production environment.─ Contributing to the maintenance of standard development, stage and test environments─ Analyzing and recommending corrective action and/or resolving release delivery failures─ Support a 24/7 production environment and perform the day-to-day management, maintenance, optimization, backup, and ongoing reporting requirements of the SharePoint and TFS Systems. Deployed, managed, and maintained physical and virtual server farms, and monitored 100+ IIS Web Servers; reviewed log files to identify and resolve bottlenecks, ensuring optimal availability and performance. Also used Bladelogic to manage for deploy tasks, including creating audit, compliance, and deployment jobs, patching servers, automating builds and deployments, and engineering / updating packages and scripts.-- Spearheaded unit testing of developer code; collaborated effectively with local / offshore teams and users to ensure code met client requirements and achieved targets for application functionality, stability, and availability.-- Coordinated Release process and Reverse Demand Management (RDM) activities; organized meetings and interactions with impacted teams, and led development of RDM game plan.

Boston, Massachusetts, United States

Completed successful engagements for top clients; worked across full lifecycle of software development to drive development, installation, QA, change control, and acceptance of web-based applications, systems, and reporting processes. Elicited requirements, wrote system design and technical documents, and created use cases. Designed and implemented tools, automations, and system enhancements; developed databases, UIs, e-commerce modules, and web service infrastructure. Key Contributions: Designed and implemented .NET build and deployment tool for United Nations that reduced build times on Windows by more than 66% (from three hours to one); also delivered highly scalable, web-based bug tracking and defect tracking tool. Built public web site for Clifford Chance, Inc. (www.cliffordchance.com); programmed databases, implemented registration, shopping cart and billing modules and user interface, implemented business and data access logic, and configured SSL security. Leveraged Microsoft Solution Framework to design and develop smart business intelligence solutions and enterprise e-commerce applications for smartbargains.com. Developed Health Care Decision guide for HealthDialog, Inc., providing online solution that integrated seamlessly with Siebel IE thin client interface. Designed system monitor, email notification, and live update tool for FootPath Systems’ SecureGURU product, a first-of-its-kind application that monitors desktops for security breaches and notifies user through automatic email.