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nareshsajwani/README.md

Hi, I'm Naresh Sajwani 👋

Senior Cloud DBA | Automation Engineer | DevOps Learner

With 13+ years of experience in enterprise database administration, I specialize in Oracle Database, RAC, Data Guard, GoldenGate, Performance Tuning, Backup & Recovery, and Production Support. My journey is evolving beyond traditional DBA responsibilities into Database Reliability Engineering (DBRE), Automation, Cloud Infrastructure, and Platform Engineering.

🚀 About Me

  • Senior Oracle DBA with 13+ years of industry experience
  • Extensive experience supporting mission-critical production environments
  • Strong background in Oracle RAC, Data Guard, GoldenGate, OEM, and Performance Tuning
  • Experience with MongoDB, Mysql, PostgresSQL, Elasticsearch, and Kafka integrations
  • Passionate about Automation, Infrastructure as Code, Cloud, and Observability
  • Currently building expertise in DevOps, AWS, OCI, Terraform, Ansible, Python, and Platform Engineering

💼 Core Expertise

Database Technologies

  • Oracle Database 11g, 12c, 19c
  • Oracle RAC
  • Oracle Data Guard
  • Oracle GoldenGate
  • Oracle Enterprise Manager (OEM)
  • RMAN Backup & Recovery
  • Performance Tuning (AWR, ASH, SQL Profiles, SQL Baselines)

Other Databases

  • Postges
  • MongoDB
  • MySQL

Data & Streaming Technologies

  • Kafka
  • Elasticsearch
  • Kibana
  • ElastAlert2

Cloud Platforms

  • OpenStack
  • Amazon Web Services (AWS)
  • Oracle Cloud Infrastructure (OCI)

Automation & Scripting

  • Shell Scripting
  • PL/SQL
  • Python

Infrastructure & DevOps

  • Git & GitHub
  • Terraform
  • Ansible
  • Jenkins
  • Docker

Observability & Monitoring

  • Oracle OEM
  • Elasticsearch
  • Kibana
  • ElastAlert2
  • Prometheus (Learning)
  • Grafana (Learning)

🏆 Certifications

  • Oracle Cloud Infrastructure 2025 Certified Foundations Associate
  • MySQL Implementation Certified Associate (2025)
  • Oracle Autonomous Database Cloud Certified Specialist
  • Oracle Cloud Infrastructure Architect Associate
  • AWS Certified Cloud Practitioner
  • Microsoft Azure Fundamentals
  • Aviatrix Certified Multi Cloud Network Associate
  • Oracle Database Certified Professional (OCP)
  • Oracle Database Associate (OCA)
  • Oracle SQL Expert

🎯 Career Vision

Transforming from a traditional Database Administrator into a Database Platform Engineer capable of designing, automating, monitoring, and operating modern cloud-native database platforms at scale.

📈 GitHub Goals

This GitHub profile serves as a portfolio of:

  • Database Automation
  • Oracle Administration
  • DevOps Learning
  • Cloud Labs
  • Infrastructure as Code
  • Database Reliability Engineering
  • Monitoring & Observability
  • AI-assisted Operations

🤝 Connect With Me

"Automate repetitive work, document operational knowledge, and continuously improve systems."

Popular repositories Loading

  1. Oracle-Database-Patching-With-DataGuard-19C Oracle-Database-Patching-With-DataGuard-19C Public

    Automation of Oracle Primary/Standby Database patching along using Ansible.

    1

  2. terraform terraform Public

    🚀 Terraform learning diary by an Oracle DBA. Day-by-day notes, all beginner mistakes & fixes, working AWS Free Tier scripts, and a 2-month roadmap to HashiCorp Terraform Associate certification.

    1

  3. ora-auto-add-datafile ora-auto-add-datafile Public

    Python automation framework to discover Oracle tablespaces nearing capacity, determine optimal datafile placement across filesystems, and generate ready-to-execute ALTER TABLESPACE ADD DATAFILE SQL…

    Python 1

  4. nareshsajwani nareshsajwani Public

  5. Python Python Public

    My Python Learning

    Python

  6. Devops Devops Public

    Devops Git Github Ansible Jenkins Docker Kubernet