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AI Engineering | Cloud Architecture | DevOpsGitOps & GKE Production Setup

CogniScale

Cloud-Native AI Application Platform & Distributed Microservices Infrastructure

The Engineering Challenge

Problem Context

Scaling AI microservices with dynamic GPU/CPU demands, long-running vector embedding operations, and distributed background tasks easily leads to resource bottlenecks, manual deployment friction, and infrastructure drift.

The Architectural Blueprint

Solution Delivered

Designed and deployed a declarative GitOps infrastructure on Google Cloud Platform using Google Kubernetes Engine (GKE), ArgoCD, and automated GitHub Actions pipelines with autoscaling Celery worker pools and real-time Prometheus/Grafana observability.

Interactive Architecture & Topology
System Topology & Interaction Flow

CogniScale — Production Architecture

Multi-tier Decoupled Flow
GitHub Repo & Actions

Source of Truth & CI Pipeline

ArgoCD Controller

Continuous Delivery & Drift Detection

GKE Kubernetes Cluster

Production Workload Orchestration

AI API Service Pods

High-throughput API microservices

Celery Worker Pools

Async AI Task & Batch Processing

Qdrant Vector Cluster

Embeddings & Semantic Search

Redis Cluster

Task Message Broker & Result Backend

Prometheus & Grafana

Metrics Collection & Dashboards

Execution Flow Sequence (6 Steps)
Flow Stage 1

1. Developers push code updates; GitHub Actions validates linting, tests, and builds hardened Docker containers.

Zero-downtime rolling updates verified by readiness and liveness probes
Declarative state in Git guaranteeing complete auditability and rapid disaster recovery
Optimized worker thread allocations preventing CPU starvation during heavy vector workloads
Leadership & Hands-on Scope

My Engineering Contributions

Architected secure, multi-zone GCP networking infrastructure, VPCs, IAM roles, and GKE clusters.
Containerized microservices into optimized, multi-stage Docker images with strict non-root security contexts.
Implemented declarative GitOps workflows using ArgoCD for automated, drift-free Kubernetes synchronization.
Constructed end-to-end GitHub Actions CI/CD pipelines for linting, testing, image building, and semantic tagging.
Configured distributed Celery worker pools backed by Redis with autoscaling policies for asynchronous AI task processing.
Integrated Qdrant vector database clusters for low-latency semantic search and retrieval.
Engineered comprehensive Prometheus alerting rules and Grafana dashboards for cluster-wide observability.
Owned production rollouts, health monitoring, and infrastructure reliability management.
Platform Features
Production Google Kubernetes Engine (GKE) cluster architecture
Declarative GitOps deployment model managed by ArgoCD
Automated CI/CD build, test, and container packaging with GitHub Actions
Dynamic Celery worker auto-scaling for asynchronous AI tasks
Managed Qdrant vector database cluster for embeddings and semantic indexing
Prometheus & Grafana infrastructure and service-level SLI/SLO dashboards
Terraform-managed Infrastructure as Code (IaC) on GCP
Complete Tech Stack
GCPGKEDockerKubernetesArgoCDGitHub ActionsTerraformPrometheusGrafanaRedisQdrantPythonHelm

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