Helmy Luqmanulhakim

Helmy Luqmanulhakim

Software design & engineering

South Jakarta, ID

I build high-performance web systems and data infrastructure. Previously Writing Scala at Ziverge and Java at Bank Central Asia.

Focused on scalability, clean architecture, and developer experience.

Experience

Scala Software Engineer at Ziverge (Zio)

Dec 2025 — Mar 2026

New York, US · Remote, Freelance

Maintained zio-blocks, a Scala library for compositional, type-safe data schemas in the ZIO ecosystem.

Application Developer at Bank Central Asia

Mar 2025 — Dec 2025

Central Jakarta, ID · On-site

Developed enterprise banking applications using Java EE and EJB for B2B financial systems.

DevOps Engineer at Prequel

Jun 2025 — Oct 2025

New York, US · Remote

Worked on Cloud Native service degradation rules (CRE) for reliability problem detection.

Open Source Developer at GitLab

Apr 2025 — Jun 2025

San Francisco, US · Remote

Contributed to GLQL, ported the GraphQL language parser from JavaScript to Rust.

Machine Learning Cohort at Bangkit Academy

Sep 2024 — Jan 2025

Jakarta, ID · Remote

Google-backed program focused on machine learning, TensorFlow, and cloud deployment.

Selected Work

Microservices for Bank Loan Use Cases

This project explores the microservices architecture for Account, Card, and Loan services. It is part of a self-paced learning module focused on understanding microservices principles.

Java SpringbootDockerKubernetes

Pair to pair coding platform for developers to collaborate on coding problems and interview preparation.

GOReactWebsockets

Smart webcam optimization tool for Hackintosh systems, enhancing video quality and color accuracy

Swift

Stack

Writing