IT Trainee
Novotel Samator Surabaya Timur
Feb 2025 – Nov 2025
Machine Learning · Certified TensorFlow Developer · IT
I am based in Surabaya, Indonesia. I work across machine learning, data analytics, and IT operations, with hands-on work in predictive models, data applications, production systems, and technical support.
I use Python, SQL, TensorFlow, and data tools to turn practical problems into working systems. My public work also includes web, decision-support, and analytics projects.
GitHub activity
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Experience
Data Scientist
Indosat Ooredoo Hutchison Digital Camp
Sep 2024 – Jun 2025
Machine Learning Cohort
Bangkit Academy
Aug 2024 – Jan 2025
ML Path Member
GDSC UPN Veteran Jawa Timur
Nov 2023 – Aug 2024
IT Trainee
Novotel Samator Surabaya Timur
- Supported OPERA and Rhapsody PMS across 262 rooms and 10 outlets handling more than 1,000 daily transactions.
- Performed weekly backups for three production servers and resolved network, device, printer, and CCTV issues.
- Provided technical support for more than 30 users and maintained hotel IT assets.
Data Scientist
Indosat Ooredoo Hutchison Digital Camp
- Selected as one of 125 expert-level participants from more than 25,000 applicants, placing in the top 0.5%.
- Developed regression and classification models using datasets with more than 800,000 records.
- Used SQL, Python, and machine learning methods for data preparation, analysis, and model development.
Machine Learning Cohort
Bangkit Academy led by Google, Tokopedia, Gojek, and Traveloka
- Earned a cohort GPA of 95.20, grade A, and recognition as best presenter in a peer-review session.
- Placed among the top 100 students in soft-skill assignments and the top 1,000 most active students in instructor-led sessions.
- Completed applied coursework in Python automation, data analysis, machine learning, TensorFlow, and generative AI.
Machine Learning Path Member
GDSC UPN Veteran Jawa Timur
- Achieved more than 95% validation accuracy for a hand-gesture recognition model.
- Built a Streamlit dashboard in Python to analyze and present a Kaggle bike-sharing dataset.
Hipster Cohort
Gerakan Nasional 1000 Startup Digital
- Completed five Figma course projects focused on product design and user experience.
- Created 20 reusable interface components for consistent product design work.
Skills
Language
TypeScript
JavaScript
Python
HTML
CSS
PHP
Java
DartFrontend
React
Next.js
Tailwind CSS
shadcn/uiMotionBackend
Node.js
Bun
PostgreSQL
Redis
tRPC
GraphQL
MongoDBBetter Auth
Drizzle
MySQLOracleAI / ML
TensorFlowXGBoost
Scikit-learnGRUCNNTensorFlow.jsData
SQL
pandas
NumPySeabornTableau
Streamlit
Plotly
pandasNumPySeabornTableauStreamlitPlotlyInfrastructure
Google Cloud
Vercel
Cloudflare
Linux
Docker
Supabase
RailwayWorkflow
Codex
GitHubPi
ClaudeZed
GitHubPiClaudeZedDesign
FigmaPaperUI/UXResponsive DesignIT Operations
OPERARhapsody PMSNetwork SupportServer BackupCCTV Support
Selected projects
All repositories ↗
ADRO Stock Forecasting & Risk AnalysisTested 48 GRU configurations on 2,541 daily observations, reaching 2.24% MAPE and estimating one-day Value at Risk at 3.48%.
Createch Face Recognition AttendanceBuilt a MobileNetV2 workflow for 13 employees and 650 images, evaluated with stratified five-fold cross-validation and a 130-image holdout.
Antam Gold Price PredictionCompared LSTM and GRU forecasts on gold and macroeconomic data, reaching 1.47% MAPE. Built a React and Flask dashboard for 1 to 90-day predictions.
VegeCare Plant Disease Classification APIBuilt a Flask API that uses a MobileNetV2 model to identify plant conditions from images and return confidence, plant name, and care guidance.
ThrifttopiaDesigned a desktop and mobile thrift marketplace prototype, then validated it with 52 users and an 84.10% usability score.
EcoFoodDesigned a multi-role surplus-food prototype. Final tests reached 97.14% consumer effectiveness and SUS scores of 92 and 89.5.
Education
Universitas Pembangunan Nasional “Veteran” Jawa TimurGPA 3.86 / 4.00 · Bachelor of Technology · Information Systems