Hi, I'm Shivam Kumar
BackendCloudDevOpsSecurityWeb3
Building scalable, secure systems that survive real-world traffic.
What I Do
Backend engineer with strong fundamentals in Node.js & system design
Hands-on AWS & Kubernetes production infrastructure
Security-focused: network, application & cloud security
CI/CD pipelines with zero-downtime deployments
Web3 & blockchain-related systems
Observability, monitoring & reliability engineering
Tech Stack
Languages & Frameworks
Node.js
Express
Next.js
TypeScript
JavaScript
PHP
N-API
Databases
PostgreSQL
MongoDB
MySQL
Cloud & DevOps
AWS EC2
ECS
EKS
ECR
VPC
Docker
Kubernetes
GitHub Actions
ArgoCD
NGINX
Security & Networking
Cloudflare
AWS WAF
AWS Network Firewall
Cert-Manager
Ingress NGINX
NACLs
Observability
CloudWatch
Prometheus
Grafana
Amazon SNS
Security & Observability
Security-first infrastructure across every layer — edge to cluster.
Edge Protection
CloudflareAWS WAF
Firewall & Network
AWS Network FirewallVPCNACLs
TLS & Certificates
Cert-ManagerHTTPSIngress NGINX
Security Groups
NACLsSecurity GroupsBastion
Monitoring
CloudWatchPrometheusGrafana
Alerting
Amazon SNS