Joni

Hello, I'm

Joni Syofian

Data Engineer

Building reliable data pipelines, analytics workflows, and business dashboards.

View Projects
2+ Years Experience
ETL Data Pipelines
BI Dashboards
CSV/API
ETL
PostgreSQL
BI Dashboard
Data Pipeline
Joni Syofian

About Me

I am a Data Engineer with nearly 2 years of professional experience as a Technical Consultant, focused on data engineering, analytics, and business intelligence.

I build end-to-end data solutions from extraction and transformation to SQL analysis, reporting, and dashboard delivery. I enjoy turning complex datasets into reliable insights that support better decisions.

Technical Consultant
Data Engineering
BI & Analytics

Tools I Use

Python
MATLAB
SQL
IBM DataStage
Power BI
Tableau
Microsoft Office
GitHub
Download CV

What I Do

Data Engineering

ETL pipelines & automation

ETL SQL Optimization Data Quality

Data Analysis

Insights & dashboards

EDA Business Insights Reporting

Dashboarding

Power BI & Tableau visualization

KPI Dashboard Power BI Tableau

Projects

Selected work across data engineering, BI dashboards, SQL tooling, data science, and scientific research.

Data Engineering

Data Pipeline Project

End-to-end ETL pipeline with PostgreSQL

Python PostgreSQL Power BI
Business Intelligence

Tableau Portfolio

Interactive dashboards on Tableau Public

Tableau Dashboard BI
Analytics & ML

Data Analytics Portfolio

SQL, visualization, and machine learning projects

SQL Python ML
Scientific Research

Oceanographic Research

Coastal water data analysis using MATLAB

MATLAB Oceanography ITB Press

Get In Touch

Feel free to reach out for collaboration or opportunities

Email Me LinkedIn GitHub