Kumar A Email & Phone Number

Sheffield, Gb

Chester, England, United Kingdom

Senior Cloud Developer with expertise in architecting and implementing hybrid cloud solutions. Specializing in:Designing and deploying hybrid cloud architectures, seamlessly integrating on-premises and public cloud servicesEnhancing security through real-time password synchronization between enterprise systems and AWS Secrets ManagerImplementing scalable microservices architectures, supporting 20+ services in a mono repository for efficient code managementAutomating cloud operations using Python and Bash scripting, significantly reducing manual workloadDeveloping AWS CloudFormation templates for consistent and repeatable resource provisioning across EC2, S3, EKS, ECR, and LambdaLeveraging configuration management tools like Puppet and Chef for automated deployments and updatesIntegrating systems through RESTful APIs, enabling dynamic secret management and retrievalHardening Azure Kubernetes Service (AKS) clusters for enhanced security and resilienceImplementing multi-tier applications on AWS, utilizing Docker and Elastic Container Services for microservices architecture

India

• Created and managing Continuous integration, Continuous deployment and Continuous Delivery pipeline using Jenkins declarative pipeline and Build pipeline plugins.• Working with agile teams to manage the DevOps automation process setup for multiple application releases moving from Dev to Prod (Kubernetes Cluster) – EKS & AKS.• Worked with Development managers, test teams, Scrum master, subject matter experts and our DevOps managers to help the several activities including code deployments, getting approvals, branch cutting for release activities, merging and conflicts resolutions and Environment setup activities.• Involved in development of Test environment on Docker containers and configuring the Docker containers using Kubernetes.• Used Kubernetes in lower environments to deploy, load balance, scale and manage Docker containers.• Developed Azure DevOps pipelines for Java/Nodejs/React applications deployed to Azure App services.• Migrated existing on-premise applications to Azure services such as Kubernetes Service (AKS), App services to run application workloads.• Implemented security best practices in cloud such as Azure KeyVaults usage, managed identities in App services.• Had made use of Azure API Management service to centrally manage Banking specific backend API’s.• Discuss the impact of releases to stake holders as required and escalating the major issue to change control board.• Had adhered to Observability & Maintainability under SRE best practices.• Worked on Ansible for managing the different environments on windows and Linux.• Created the docker containers by writing the docker files and integrated with Jenkins.• Experienced with AWS VPC setup, Subnet Configurations, Security management, Load balancing setup, dynamic auto scaling for production environments.• Managed the data management lifecycle on AWS S3 different classes and life cycle rules.• Hands on experience in monitoring servers and different services on AWS using cloud watch.

India

• Responsible in designing and managing cloud infrastructure across AWS, Azure, and GCP, ensuring high availability for critical financial applications.• Built and maintained CI/CD pipelines with Jenkins and GitLab CI, automating the deployment process and significantly improving the speed and reliability of software releases.• Worked on migrating legacy applications to containerized environments using Docker and Kubernetes, which enabled better scalability and easier management of services.• Led efforts to automate infrastructure provisioning using Terraform, helping standardize the deployment process and reduce configuration errors.• Collaborated with security teams to integrate security tools like SonarQube and OWASP ZAP into the CI/CD pipeline, allowing for early identification of vulnerabilities during the development process.• Managed cloud-based databases, including the migration of large-scale SQL Server databases to AWS RDS and Azure SQL, simplifying database administration and improving data availability.• Set up monitoring and logging systems using Datadog, Prometheus, and ELK Stack (Elasticsearch, Logstash, Kibana), ensuring that teams had real-time visibility into the health of applications and systems.• Implemented automated disaster recovery strategies and backup solutions, ensuring that critical data was protected and easily recoverable.• Worked closely with development and operations teams to improve collaboration, streamline workflows, and promote the adoption of DevOps practices throughout the organization.• Focused on improving operational efficiencies by automating repetitive tasks and fine-tuning deployment processes, resulting in smoother releases and fewer disruptions.• Participated in daily standups and sprint planning sessions, helping guide the team’s approach to solving infrastructure challenges.• Trained and mentored new DevOps team members on best practices for cloud management, containerization, and CI/CD implementation.

Hyderabad, Telangana, India

Conducted rigorous functional testing across various phases, including requirements validation, integration testing, system testing, and User Acceptance Testing (UAT), meticulously verifying the software's functionality, accuracy, and compliance with financial regulations and standards.Reviewed unit test results and conducted smoke testing to assess the stability and readiness of software builds for functional testing, ensuring the reliability of the testing environment.Utilized JIRA for test case management, defect tracking, and project coordination, ensuring seamless collaboration with cross-functional teams and stakeholders throughout the testing lifecycle.Generated detailed test reports and documentation based on financial requirements, providing valuable insights into test coverage, defect trends, and overall test status, facilitating informed decision-making and risk mitigation.Coordinated closely with offshore teams, clients, and developers, facilitating defect triaging, reporting, and release plan activities, ensuring timely resolution of functional issues and alignment with project objectives.Actively participated in Agile ceremonies, including daily scrum meetings, sprint review meetings, sprint retrospectives, and backlog grooming sessions, contributing valuable insights and feedback to enhance project efficiency and delivery. Reviewed and analyzed Business and Requirement Specifications, formulated Test Strategy, Test Plans, Test compact and Test Cases for the functional, Regression, Usability, White Box, Black Box and Stability testing.