Microservices Platform on Kubernetes

Architected and implemented a comprehensive microservices platform running on Kubernetes. Designed service mesh architecture using Istio for traffic management, security, and observability. Implemented GitOps practices with automated deployments and rollbacks.

KubernetesDockerIstioHelmGitLab CIRancherPrometheusGrafanaJavaNode.js

Key Achievements

20+ microservices successfully deployed
Zero-downtime deployments achieved
Deployment time reduced from hours to minutes
Improved system observability and debugging efficiency

Challenges

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Managing 20+ microservices with complex inter-service dependencies
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Ensuring consistent deployment across dev, staging, and production
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Implementing service-to-service authentication and authorization
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Monitoring and debugging distributed systems
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Managing configuration and secrets securely
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Achieving zero-downtime deployments with rollback capability

Solutions

Set up Kubernetes clusters on AWS EKS with multi-AZ deployment
Implemented Istio service mesh for traffic management and security
Created Helm charts for consistent service deployments
Built GitOps pipelines using GitLab CI for automated deployments
Implemented centralized logging with EFK stack (Elasticsearch, Fluentd, Kibana)
Set up Prometheus and Grafana for metrics and monitoring
Used Rancher for cluster management and governance
Implemented automated testing and security scanning in CI/CD pipeline

Technologies & Tools

Kubernetes

Docker

Istio

Helm

GitLab CI

Rancher

Prometheus

Grafana

Java

Node.js