Resume

• • Architected quorum-preserving pod update mechanism for etcd clusters, preventing artificial quorum loss during updates
• • Developed Druidctl CLI (Go + Cobra) as a kubectl plugin, reducing manual operational overhead
• • Boosted K8s cluster restoration success rate from 30% to 95%+ via backup compaction engineering
• • Designed E2E tests with cloud provider emulators (AWS, GCP, Azure) for multi-cloud test coverage
• • Enhanced Helm pipelines with HA bootstrapping, Prometheus metrics, and Grafana dashboards

• • Engineered Python tool for automated SIM-handset communication error analysis
• • Built priority scheduling algorithm for log decoding and scalable hex error log parser

• • Built web-based image annotation tool (JS + Canvas) for ML model training data
• • Contributed to central government cancer detection project via cellular image labeling

Kubernetes Service-Merging Controller

Go-based Kubernetes controller to dynamically orchestrate service merging — consolidating multiple services into a unified endpoint with full reversibility and zero downtime.

Relational DBMS Implementation

Engineered a relational DBMS from scratch with a SQL query processor and efficient data retrieval using B+ Tree and Linear Hash indexing.

Unix-style Shell (in C)

Shell implementation using kernel system calls — process management (fork/exec), I/O redirection, and inter-process pipes.