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Sharing my experiences, learnings, and adventures in tech and beyond.

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DevOps & Cloud Infrastructure (116)Web Development (78)ERP Systems (66)Backend & APIs (50)AI & LLMs (45)Career Reflections (22)Software Development (19)Security (14)Product & SaaS (6)Cloud (5)AI / Machine Learning (5)University (1)Hackathons (1)

Career

June 202510 min read

Technical Interview Prep for Indonesian Developers: What's Actually Asked in 2025

A realistic guide to preparing for technical interviews at Indonesian tech companies — from startup screening calls to GoTo and Traveloka-style system design rounds.

ERP Integration: Connecting SAP & Oracle with APIs

ERP

May 202511 min read

ERP Integration: Connecting SAP & Oracle with APIs

A practitioner's guide to ERP integration strategy — comparing REST APIs, middleware, iPaaS, event-driven architectures, and legacy SAP protocols like RFC and BAPI.

ERP Customization vs Configuration: What Every Project Team Needs to Know

ERP

May 20259 min read

ERP Customization vs Configuration: What Every Project Team Needs to Know

Understanding the difference between ERP configuration and customization — when to adapt business processes to standard software, when custom code is justified, and how to stay upgrade-safe.

ERP Implementation Guide: From Selection to Go-Live

ERP

April 202512 min read

ERP Implementation Guide: From Selection to Go-Live

A practitioner's step-by-step guide to ERP implementation — covering requirements gathering, vendor selection, data migration, user training, and go-live cutover.

ERP as the Backbone of Digital Transformation

ERP

April 202510 min read

ERP as the Backbone of Digital Transformation

How modern ERP systems drive digital transformation through real-time data visibility, process automation, cloud deployment, and integration-ready architecture.

PostgreSQL Performance: Indexing & Query Tuning

Software Development

March 202511 min read

PostgreSQL Performance: Indexing & Query Tuning

Speed up PostgreSQL queries with B-tree indexes, partial indexes, EXPLAIN ANALYZE, query planning, connection pooling with PgBouncer, and VACUUM strategies.

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