
PT. Fajar Mulia Transindo (Senior Systems Developer)
FMT App
A legacy ERP logistics and transportation.
Responsibilities:
- Reduced a BUNCH of technical debt (approximately around 44k issues based on SonarQube reports).
- Resolved critical concurrency issues by implementing:
- Atomic upserts and improved contention models
- Deadlock elimination
- Detection and correction of silent errors
- Refactoring aligned with DRY principles
- stress testing using low-level shell tooling
- Standardized internal terminology by translating non-standard team vocabulary into industry-accepted concepts (e.g., "Scalar" as file, PDF "line height" as literal height).
- Invoice integration with Meksmart.
- Optimized high-load report generation using chunked processing and Server-Sent Events.