Joash Emmanuel
About
Detail
DevSecOps Engineer | Software Engineer | Kubernetes Administrator | Site Reliability Engineer
Nairobi County, Kenya
Résumé
Jobs
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DevSecOps EngineerSafaricom PLCJul 2023 - Current (3 years 2 months)1) Migrated On-premise workloads to Cloud Environments enhancing availability and security of services. 2) Incorporated KEDA (Kubernetes Event Driven Autoscaler) in Kubernetes clusters cutting costs by 30% and enhancing scaling capabilites. 3) Implemented OpenTelemetry, Thanos, Grafana Tempo and ELK as multi-cluster monitoring tools to collect metrics, traces and logs. 4) Constructed and Operated systems using the IaC tools Terraform, cloud formation and Crossplane, enhancing control over infrastructure and running workloads optimally 5) Incorporated the use of GitOps tools ( ArgoCD and FluxCD) in the deployment of Kubernetes manifest 6) Troubleshooted and resolved incidents on M-Pesa App, My Safaricom App and other production workloads to- Kubernetes AdministratorConfluentApr 2022 - Jun 2023 (1 year 3 months)1) Managed production-scaled Kubernetes Clusters using AWS Fargate profiles and Managed node groups. 2)Enforced the use of helm charts and GitOps to define, deploy and manage Kubernetes applications. 3) Configured internal and external networking services and policies; load balancers, Nginx controllers, and API Gateways together with security. 4) Coordinated with IT teams for expertise and guidance on matters related to deployment and troubleshooting. 5) Implemented monitoring and alerting platforms for Kubernetes clusters using tools like Grafana, Prometheus and Dynatrace.
- DevOps EngineerConfluentSep 2021 - Apr 2022 (8 months)1) Deployed, orchestrated and managed containerized applications in AWS using Elastic Container Services and Elastic Kubernetes services. 2) Developed CI/CD pipelines for deployment using Jenkins and AWS Code pipeline slashing release time by 40% and improving work efficiency. 3) Constructed and operated systems, resources and infrastructure using Terraform (IaC) and cloud formation templates in AWS. 4) Automated deployments using Ansible playbooks and chef cookbooks reduced manual workload by 60%. 5) Controlled 100% of existing Cloud infrastructure, performing capacity planning and monitoring, and taking snapshots and backups for disaster recovery periods.
- Cloud DevOps EngineerConfluentSep 2021 - Apr 2022 (8 months)1) Deployed and orchestrated containerized applications in AWS using Elastic Container Services (Docker) and Elastic Kubernetes services. 2) Developed CI/CD pipelines using Jenkins, GitLab, and Argocd, automating 600+ deployments and reducing release time by 75%, which improved work efficiency across development teams 3) Constructed and operated systems, resources and infrastructure using Terraform (Iac) and cloud formation templates in AWS.
- DevOps EngineerLaunchpad Technologies IncMar 2020 - Aug 2021 (1 year 6 months)1) Guaranteed availability of production and development environments of Elastic Kubernetes Services and Elastic Container Services hosted on EC2 and Fargate. 2) Enhanced operations automation by 50% using Ansible playbooks for Jenkins CI/CD pipelines and AWS deployments. 3) Performed tests using SonarQube, and upgraded security services using AWS shield cutting security breaches by 60%. 4) Reduced average server and application downtime by 75% through Prometheus, Grafana and AWS cloud watch monitoring processes. 5) Executed microservices architecture using API gateway and load balancer services to implement a loosely coupled infrastructure.
- DevOps EngineergategroupAug 2019 - Jan 2020 (6 months)1) Engineered and maintained cloud infrastructure using Infrastructure as Code (IaC) methodologies like Terraform, Pulumi and Cloudformation templates. 2) Assisted with implementing automation tools like ansible, chef and puppet by writing and updating playbooks and cookbooks increasing orchestration by 50%. 3) Deployed Microservices application through container orchestration tools; Docker and Kubernetes architecture in AWS. 4) Designed CI/CD pipelines using Gitlab CI and AWS code pipeline cutting deployment time by 70%. 5) Incorporated the best DevOps capabilities into development, Q/A and production environments boosting system effectiveness by 60% and revenue by 40%.
Education
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- Master's degree, Management Information SystemsKenyatta UniversityJan 2022 - Dec 2025 (4 years)
- Bachelor of Science - BS, InformaticsKenyatta UniversityJan 2017 - Dec 2021 (5 years)