Raji Olatubosun Joshua | Cloud & Security

Featured Projects

A collection of my experiments in automation and security.

Python

Network Packet Sniffer

Traffic Analysis

A Python tool using Scapy to capture and analyze suspicious HTTP headers in real-time.

Data Parser

Log Management

Script that converts unstructured server logs into JSON for Splunk ingestion.

CLI Utilities

Developer Tools

Reusable command-line utilities and helpers for automation and maintenance tasks.

AWS Cloud

Serverless API

Lambda & API Gateway

Deployed a scalable REST API using Serverless Framework and DynamoDB.

VPC Hardening

Infrastructure Security

Designed a custom VPC with private subnets, NACLs, and Bastion Host access.

Cost Optimization

FinOps Experiment

Implementation of lifecycle policies to reduce S3 storage costs by 40%.

AWS Security Auditor

Automated Security Audit

An automated security audit tool for AWS that checks for multiple user credential vulnerabilities such as not enabling MFA and unused access keys.

DevOps

K8s Deployment

Orchestration

Deployed microservices to EKS using Helm charts with horizontal pod autoscaling.

Secure Pipeline

CI/CD GitHub Actions

Integrated Trivy container scanning and SonarQube into the build pipeline.

Observability Stack

Monitoring & Logging

Prometheus & Grafana setup for cluster and application metrics.

Security

Threat Detection

Suricata & IDS

Configured OPNsense with Suricata for intrusion detection and log analysis.

IAM Audit Tool

Identity Security

Scans AWS users for weak policies and recommends least-privilege changes.

Vulnerability Assessment

Scanning

Periodic vulnerability scans integrated into CI to catch issues early.

Building Happy
& Secure Infrastructure.

The Operator

My Toolbox