Tyorus

Suwignyo Prasetyo

Jakarta, Indonesia

I design data pipelines and backend services for operational systems, with a focus on marine weather and ocean forecasting — and apply the same reliability mindset to practical reporting and workflow automation.

Contact meGitHubLinkedIn

What I do

  • Data engineering: pipelines, QC, orchestration, and cloud-native geospatial data (Python, Prefect, Zarr, S3)
  • Backend & platform: Linux, Docker, automation, SLURM/HPC jobs, and operational production environments
  • Metocean practice: WAVEWATCH III & SWAN, hindcast analysis, model verification, bias correction, and real-time forecasting systems

Experience

Metocean Data Engineer

Indonesian Agency for Meteorology, Climatology, and Geophysics (BMKG)

Sep 2023 – Present

Jakarta, Indonesia · Hybrid

  • Maintain and support the operational production environment of BMKG-OFS (BMKG Ocean Forecasting System), including INACAWO, INAWAVES, and INAFLOWS model workflows for real-time forecasting.
  • Build and operate metocean data pipelines, QC, and automation for operational marine services.
  • Contribute as Big Data & AI / Metocean Data Engineer on Marine Meteorology System (MMS) initiatives.

Marine Meteorologist

Indonesian Agency for Meteorology, Climatology, and Geophysics (BMKG)

Feb 2023 – Sep 2023

Jakarta, Indonesia · On-site

  • Forecasted critical metocean parameters, including wind, waves, tides, and severe weather conditions.
  • Analyzed observational and numerical weather prediction (NWP) data for model verification and operational guidance.

Career break

Voluntary work

Sep 2022 – Dec 2022

Purworejo Regency, Central Java, Indonesia

  • Community-focused voluntary work during a short career break after graduation.

Skills

Data Engineering

  • Python
  • ETL / data pipelines
  • Prefect
  • Xarray / Zarr
  • Data QC
  • Time-series analysis

Backend

  • Linux / Bash
  • Workflow automation
  • SLURM / HPC
  • AWS / S3
  • Operational services
  • API & data dissemination

MetOcean

  • WAVEWATCH III
  • SWAN
  • Hindcast analysis
  • Model verification
  • NWP
  • Marine forecasting

Education

Bachelor of Applied Science (BASc), Meteorology

State College of Meteorology Climatology and Geophysics (STMKG)

Sep 2018 – Sep 2022

GPA 3.70 / 4.00. Bachelor thesis on moistening of cold-surge air masses over the western Maritime Continent using ERA5 (2010–2019).