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crispusomollo/README.md

๐Ÿ‘‹ Hi there, I'm Crispus Omollo

๐Ÿ”ง Automating Infrastructure | Hardening Systems | Streamlining IT Operations

I am an IT professional with a strong focus on ITIL-aligned Process Optimization, Systems Security & Hardening, Oracle Database Administration and Python Automation. I enjoy building resilient, secure infrastructure and automating the boring stuff to improve operational efficiency. I help you reclaim time, boost productivity, and stay in your zone of genius by handling the tasks that slow you down.


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๐ŸŒŸ Highlighted Projects:

๐Ÿงช Oracle DBA Lab Portfolio

Focus: Core DBA skills, Oracle internals, and administration fundamentals

A hands-on portfolio showcasing practical Oracle Database Administration skills in a lab environment.

๐Ÿ“Œ Built to show foundational strength and technical depth expected of a professional Oracle DBA.
๐Ÿ”— GitHub: github.com/crispusomollo/oracle-dba-lab-portfolio


๐Ÿงฎ Oracle SQL Portfolio

Focus: SQL diagnostics, performance analysis, and tuning

A curated SQL portfolio featuring performance-focused queries, diagnostic SQL, tuning patterns, and real-world DBA troubleshooting use cases.

๐Ÿ“Œ Demonstrates how I think about SQL performance, not just syntax.

๐Ÿ”— GitHub: github.com/crispusomollo/Oracle-SQL-Portfolio


โš™๏ธ Oracle Automation & Operations Portfolio

Focus: Monitoring, automation, and incident response

A practical automation portfolio covering monitoring, incident response, health checks, and operational DBA tooling.

Includes projects such as:

  • Oracle Performance Dashboard & Tuning Automation
  • Oracle Session & Lock Monitoring Automation
  • Oracle Resource Manager Automation
  • Oracle Indexing Optimization & Partioning Strategies

๐Ÿ“Œ Built to reflect production-style DBA operations, with an emphasis on reliability, visibility, and automation.

๐Ÿ”— GitHub: github.com/crispusomollo/Oracle-DBA-Automation-Series


๐Ÿš€ Always eager to solve complex problems, optimize systems, and secure environments for better performance and reliability.

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  1. Oracle-DBA-DevOps-Lab-Portfolio Oracle-DBA-DevOps-Lab-Portfolio Public

    Oracle DBA + DevOps Lab built from a real-world project โ€” blending automation, security, and teamwork to streamline database operations using Bash, Python, RMAN, and Terraform. Designed for hands-oโ€ฆ

    Shell

  2. DB-Backup-Utility DB-Backup-Utility Public

    A cross-DB CLI tool to backup and restore databases (MySQL, PostgreSQL, MongoDB, SQLite, and extensible to others). Includes scheduling, compression, local & cloud storage, logging, and restore feaโ€ฆ

    Python

  3. Oracle-CLI-Tool Oracle-CLI-Tool Public

    A lightweight Python CLI tool to connect to Oracle databases, run SQL queries from files or inline, and export results to CSV โ€” built using the modern `oracledb` driver (thin mode, no Oracle clientโ€ฆ

    Python

  4. Oracle-SQL-Portfolio Oracle-SQL-Portfolio Public

    This is a hands-on Oracle SQL learning portfolio to help learners and professionals build practical SQL skills through real-world queries, reporting, and analytics. It guides you from fundamental Sโ€ฆ

  5. Oracle-Security-Automation-Lab Oracle-Security-Automation-Lab Public

    A fully automated Oracle Database security lab built on Oracle Linux 23, showcasing: - Oracle user and privilege management - Security policies, VPD, and auditing - Transparent Data Encryption (TDEโ€ฆ

    Shell

  6. gitcollab gitcollab Public

    A simple Bash-powered CLI menu to streamline Git feature branching, pull request reviews, and branch management.

    Shell 1