Teguh Prasetyo
Database Engineer & Enterprise Solutions Consultant
I've spent 7+ years keeping enterprise databases fast, safe, and recoverable — from Oracle RAC clusters to data center migrations and Spark-driven analytics pipelines.

Experience
Where I've been
Apr 2025 — Present · Jakarta, Indonesia
Consulting on database architecture, performance, and reliability for enterprise customers across banking, government, and logistics.
Jun 2022 — Mar 2025 · Jakarta, Indonesia
Owned end-to-end database operations for clients including Jakarta Smart City, JNE, Askrindo, BSS, BPKD DKI Jakarta, and BRI.
Nov 2017 — Jun 2022 · Jakarta, Indonesia
Supported core operational systems and infrastructure for nationwide parking operations.
Featured Work
Selected projects
2022–2024
Jakarta Smart City
Implementing and Maintaining Oracle Database Solutions
2024
JNE — Data Center Relocation
End-to-end database migration across data centers with mixed endian formats
Nov 2023 – Nov 2024
Asuransi Kredit Indonesia (Askrindo)
Corrective Actions & Preventive Planning for Database Stability
Writing
Latest posts
28 Mei 2026
Hello, new site
A short note about the rewrite — what's different, what's coming, and why it exists.
15 Jul 2025
Install Oracle ASM on Linux 8 Using UDEV (No ASMLib)
Langkah mudah instalasi Oracle ASM pada Linux 8 menggunakan UDEV tanpa ASMLib
14 Jul 2025
Konfigurasi Local Repository pada Linux 7 (RHEL7, Centos7, OL7)
Langkah mudah konfigurasi Local Repository pada Linux 7
Stack
Tools I work with
From traditional RDBMS to modern data pipelines.
- Oracle
- PostgreSQL
- MySQL
- MongoDB
- Apache Spark
- Python
- Linux
- Docker
Need a database expert on your next project?
Migrations, performance tuning, HA/DR, or data engineering — I can help.