Devops Engineer

Key Responsibilities

• Design, implement, and manage Kubernetes based environments for microservices on public cloud platform Azure.

Tech stack

• Expert knowledge in Kubernetes distributions AKS and Azure.
• Implement and manage service mesh architecture for microservices using Istio for enhanced communication, security, and observability, open telemetry.
• Good knowledge and experience in CI/CD tools such as Jenkins, Opsera, Gitlab CI.
• Version control tools like GitLab, Bitbucket, Ansible.
• Packaging tools like Docker, Gradle/Maven, Nexus, JFrog.
• Expert knowledge of GitOps principles to manage infrastructure as code, utilizing tools like Helm, ArgoCD, and Terraform.
• Hands on experience in Linux server management and shell scripting.
• Good understanding of the client architecture and application integrations to help in designing of solutions and processes.
• Utilize Python, groovy, and bash scripting for automation and integration tasks.
• Set up and manage monitoring and alerting using Dynatrace, Prometheus and Grafana to ensure system performance and reliability.
• Designing and provisioning of new microservices as requested by project team.
• Good knowledge of Vendor support model for designing microservice environment on Kubernetes.
• Prepare cost and effort estimation for any infrastructure/microservice provisioning or enhancement.
• Good knowledge about the requirements of the project team so as to work with the vendors on provisioning.
• Good knowledge of the project specific application installations such as Azure Kubernetes service, ArgoCD, JDK, Istio, Prometheus, Grafana, Loki, Dynatrace etc.
• Prepare runbooks and review with application teams and all stake holders before each release.
• Support and troubleshoot any Kubernetes cluster, Microservices and CICD platform related issues in production and other instances.
• Understanding of the external third-party integrations including Akamai, Azure, Apigee, Kafka, mysql, redis, Palo alto firewall, etc., and work with production support team and vendors on identifying and fixing the issues.
• Continuous monitoring of the Microservices even after an incident to ensure the complete recovery.
• Support QA and Development teams for deploying the applications and if applications are functioning correctly in their environments.
• Automate the build and deployment processes so as to provide QA team and Dev teams with button clicks for these activities.
• Add/remove/modify the existing CI/CD jobs to satisfy the requests from QA/Dev teams.
• Provide solutions to the build/deployment issues faced by QA/Dev teams.
• Manage all lower environment clusters and CICD systems.
• Support QA team to data refresh the lower environments with latest production data for the next sprint cycle.
• Support the Platform team/vendors with application restarts for patching and maintenance activities.
• Continuous research and improve the build and deployment process using latest frameworks, methodologies, solutions available in market.
• Prepare cost and effort estimation for any new enhancement by following different FinOps principles.
• POC with the latest frameworks/solutions to automate the existing process.
• Eg: Helm charts are introduced for better packaging, versioning and managing of kubernetes manifests for different microservices.
• Performance analysis and fine tuning for all application/web server instances of the applications deployed.
• Support the performance testing of production site and be adept at queries, reporting and presenting findings.
• Work with the performance team in analysing DevOps related tunings needed in the microservice APIs and implementing them from POC to production as needed.
• Implementations of various performance testing tools/methodologies for microservices.
• Monitor the timely closing of all work requests raised through JIRA/Service-Now to the satisfaction of the requester.
• This includes requests from other teams regarding access to the tools that DevOps hold Admin access.
• All requests from QA and Development teams, including the stories needed for a release, come into JIRA and are worked on in the mentioned sprint.
• In case of clarifications, we need to work with the respective teams and finalize the story/request.
• People management, interaction with offshore team.
• Responsible for the commerce agile squad and drive the team.
• Provide updates to the management on a regular basis about the tasks.
• Planning and executing communication plans to stakeholders.
• Coordinating the DevOps projects and their interdependencies.
• Daily team management throughout the project life cycle.
• New technologies and implementations need to be passed on to other teams.
• Cross skilling among the team with various latest technologies.
• Grooming of the new members to the team.
• Writing of wiki pages, blogs and PowerPoint presentations for better understanding of new technologies/tools.

Required Skills

• Extensive expertise in designing, managing, supporting and building microservices for large enterprise-level web applications consisting of hundreds of API.
• Strong experience with Kubernetes and Istio for container orchestration and service mesh implementation.
• Proficiency in Azure services and AKS for cloud infrastructure management.
• Hands-on experience with GitOps practices and related tools like Helm, Customize and ArgoCD.
• Proficiency in scripting with Python and Bash for automation and tooling.
• Familiarity with Prometheus, Grafana, Kiali and Dynatrace for monitoring and observability.
• Experience with CI/CD tools like Jenkins, Opsera, GitLab CI for automated deployment.
• Knowledge of infrastructure-as-code principles and tools such as Terraform.
• Strong problem-solving skills and the ability to work in a fast-paced, collaborative environment.