System Case Studies

System Architectures & Case Studies

Production system blueprints, high-availability database clusters, and open-source infrastructure tools.

devops

PostgreSQL High Availability Cluster Blueprint

Enterprise automation blueprint for PostgreSQL HA clustering, Patroni consensus failover, pgBackRest S3 backups, and Grafana telemetry.

99.99%Target Availability
<10sFailover Time
PostgreSQLPatroniEtcdAnsibleDockerPrometheusGrafana
opensource
120+ stars

info-nepal (NPM Metadata Distribution)

High-performance developer library delivering normalized geographical metadata for 77 districts, 7 provinces, and municipal divisions of Nepal.

1k+Weekly Downloads
0Runtime Dependencies
Node.jsTypeScriptNPMOpen SourceNepal GIS
backend

HLS Audio Streaming Server Architecture

High-performance HTTP Live Streaming (HLS) audio server leveraging Node.js streams and FFmpeg dynamic chunk transcoding.

<2sStreaming Latency
MinimalMemory Overhead
Node.jsHLSFFmpegStreamingExpressBuffer Piping
opensource

Systems Programming & POSIX C Reference

Comprehensive architectural tutorial repository for low-level memory allocation, pointer arithmetic, linked data structures, and POSIX system calls.

POSIX CCompilation Target
Valgrind CleanMemory Audit
CPOSIXSystem ProgrammingMemory ManagementValgrind
devops

Kubernetes GitOps & Observability Stack

Infrastructure-as-Code repository configuring Kubernetes cluster telemetry with Helm, ArgoCD, Prometheus, and OpenTelemetry.

GitOpsDeployment Workflow
OpenTelemetryTelemetry Standard
KubernetesHelmArgoCDOpenTelemetryTerraform
datascience

Feature Engineering & Data ETL Engine

Scalable Python data processing pipeline for large datasets, vector feature engineering, and automated validation metrics.

MultiprocessingExecution Mode
StrictSchema Validation
PythonPandasScikit-LearnETLData Pipelines