Nathanael Siregar
Senior Software Engineer at Xendit
Indonesia
Summary
👤
Senior🎓
Top SchoolNathanael Siregar is a Senior Software Engineer with nine years of experience building backend systems and driving observability and infrastructure improvements at Xendit. He specializes in Go and TypeScript, Kubernetes, Terraform, and distributed systems patterns, and maintains data pipelines using technologies like Kafka, Spark, DBT, and Airflow. At Xendit he authors technical specs, manages microservices in production, and contributes to the company’s open-source libraries. He’s an active open-source contributor to notable projects such as the pgx PostgreSQL Go driver, where he added and refined tracing hooks to improve pool observability. Based in Indonesia and trained at Universitas Gadjah Mada, he pairs a pragmatic engineering mindset with a strong focus on collaboration, communication, and continuous learning. Colleagues rely on him for thoughtful system design and measurable improvements to monitoring and release reliability.
9 years of coding experience
2 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Universitas Gadjah Mada (UGM)
Github Skills (7)
go10
postgresql10
trace10
tracer10
pgx10
concurrency9
testing8
Programming languages (8)
Github contributions (5)
jackc/pgx
May 2024 - May 2024
PostgreSQL driver and toolkit for Go
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 PR, 3 comments in 3 days
Contributions summary:Nathanael made several commits focused on adding and improving tracing capabilities within the pgxpool package, a PostgreSQL driver for Go. Their contributions involved adding tracing hooks for pool acquisition and release, and modifying the existing tracing infrastructure. The changes included creating new data structures for tracing events, integrating with the pgx library's tracer mechanism and adjusting tests to verify the new tracing functionality.
drivergopostgresql
bayu2309/game
Aug 2017 - Aug 2017
Contributions:55 commits in 20 days
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