I’m Rezha Julio, a Data Engineer based in Jakarta, Indonesia with 11+ years of experience building large-scale data pipelines and platforms. I currently work at Gojek (GoTo Financial), where I design and maintain systems that process petabytes of data.
I graduated from Institut Teknologi Bandung (ITB) and have been working across the data and backend engineering space since 2014.
Experience
Gojek / GoTo Financial (2020–Present)
Data Engineer working on the financial data platform:
- Designed and built data ingestion pipelines from third-party services
- Built a comprehensive data mart on BigQuery from scratch
- Implemented Change Data Capture (CDC) pipelines using Debezium
- Automated reporting pipelines for regulatory compliance
- Built column-level access controls on BigQuery for PII governance
- Created internal tooling for cost-efficient BigQuery data transfers (partitioned and incremental)
- Improved existing pipelines and data warehouse, reducing costs by tens of thousands of dollars per month
Traveloka (2016–2020)
Part of the Data Ingestion team — the gatekeepers for data flowing into the Data Platform:
- Built data ingestion pipelines from scratch across a cross-cloud environment (AWS and GCP)
- Handled billions of events daily via batch and real-time pipelines, resulting in petabytes of data in the data lake
- Developed self-service ingestion platform for internal teams
- Built data quality pipelines using Airflow and Azkaban
- Worked with Kafka, Pub/Sub, Dataflow, Kubernetes, Terraform, BigQuery, Redshift, and more
Kargo Technologies (2019–2020)
Software Engineer working on logistics technology.
Polatic Informatika (2014–2016)
Engineer building tailor-made enterprise solutions, including the Vasham Integration System (ERP) for smallholder farmer programs.
Freelance (2011–2014)
Web development using Python, Django, Flask, and Linux system administration.
Communities & Volunteering
- PyCon Indonesia — Co-organizer
- Python ID — Meetup co-organizer (2016–present)
- JVM Indonesia — Crew member (2025–present)
- Django ID — Community member
- Ubuntu Indonesia — Built an IRC logging bot for the #ubuntu-indonesia channel to document online lectures
Contact
My usual handle across sites is kimiamania or rezhajulio.