Portfolio
Selected projects — each delivered on time, on budget, with measurable results
Automated CI/CD Pipeline for B2B SaaS
GitHub Actions · ArgoCD · EKS · Terraform · Helm · 3 weeks
Replaced a fragile manual deployment process with a GitOps-driven pipeline. Reduced deployment time from 4 hours to 8 minutes, increased frequency from bi-weekly to daily.
- Deployment time: 4 hours → 8 minutes
- Frequency: bi-weekly → daily (50+/week)
- Rollback: 1 hour → 30 seconds (automatic)
- Zero failed deployments in first 3 months
Production RAG Pipeline for Healthcare
LangChain · Pinecone · OpenAI · FastAPI · pgvector · 5 weeks
Built a HIPAA-aligned RAG system for 50,000+ medical research documents. Multi-stage retrieval with hybrid search achieved 92% accuracy and sub-800ms response times.
- Response time: p50 < 800ms, p99 < 2.5s
- Retrieval accuracy: 92% on curated test set
- 5,000+ queries/week served from launch
Kubernetes Migration for Fintech Platform
AWS EKS · Istio · Terraform · Helm · Kafka · 6 weeks
Migrated 30+ microservices from fragile EC2-based deploys to Kubernetes using a strangler fig pattern. Zero downtime during migration.
- Zero downtime during 6-week migration
- Incidents: weekly → 2 in 3 months
- Cost reduction: 25% through right-sizing
- Passed SOC 2 Type II audit with zero findings
Infrastructure Cost Optimization
AWS · Terraform · Lambda · Python · 2 weeks
Comprehensive cloud cost audit for an e-commerce company. Reduced monthly bill from $82K to $49K (40%).
- Monthly bill: $82K → $49K (40% reduction)
- 127 orphaned resources cleaned up
- Payback period: < 1 month