sys.status: online
📍 Jakarta, Indonesia

$ whoami

Muhamad Luthfi Reynaldi_

role: Data Scientist/ML Engineer

bio: "Transforming data into actionable insights through AI and machine learning."

loc: Jakarta, Indonesia

2yr

experience

3

companies

16+

skills

Muhamad Luthfi Reynaldi
about.txt

Data Scientist/ML Engineer with 2+ years of experience applying AI/ML-driven solutions to real-world business challenges. Skilled in predictive modeling, Generative AI, recommendations, model deployment, and driving data-driven strategies.

EDAPre-processingFeature EngineeringModellingModel Deployment/APIMLOpsDemand GenerationRecommendationsNLPApplied GenAIPython (TensorFlow, Sci-kit Learn, PySpark)SQL (BigQuery, Legacy SQL)FlaskFast APIDockerGCPEDAPre-processingFeature EngineeringModellingModel Deployment/APIMLOpsDemand GenerationRecommendationsNLPApplied GenAIPython (TensorFlow, Sci-kit Learn, PySpark)SQL (BigQuery, Legacy SQL)FlaskFast APIDockerGCPEDAPre-processingFeature EngineeringModellingModel Deployment/APIMLOpsDemand GenerationRecommendationsNLPApplied GenAIPython (TensorFlow, Sci-kit Learn, PySpark)SQL (BigQuery, Legacy SQL)FlaskFast APIDockerGCPEDAPre-processingFeature EngineeringModellingModel Deployment/APIMLOpsDemand GenerationRecommendationsNLPApplied GenAIPython (TensorFlow, Sci-kit Learn, PySpark)SQL (BigQuery, Legacy SQL)FlaskFast APIDockerGCP

// highlights

01

Developed a recommendation system for bill promotions in the GoPay app, achieving a 10-15% uplift in CTR and conversion rates.

02

Optimized GoPay’s product recommendations, ensuring a daily CTR above 5% while improving overall engagement.

03

Achieved a 25% increase in GoPay Later activation and 66% cost savings by implementing a sophisticated data science solution for personalized voucher allocation.

// gallery.showcase

Portfolio image 1
Portfolio image 2
Portfolio image 3

// git log --experience

HEAD → current

Data Scientist

GoTo (Gojek/GoTo Financial) · Jakarta

Agu 2023now

Developed a recommendation system for bill promotions in the GoPay app, leveraging collaborative filtering to optimize CTR and conversion rates, achieving a 10-15% uplift over BAU. Optimized and maintained GoPay’s product recommendation section, conducting experiments to enhance CTR, ensuring above 5% daily CTR. Developed an end-to-end data science solution for GoPay Later acquisition, optimizing personalized voucher allocation using Uplift Modeling & Cost Prediction. Achieved a 25% conversion rate increase and 66% cost savings compared to the BAU approach.

Student Researcher

BPOM (The Indonesian Food and Drug Authority) · Bogor/Hybrid

Des 2023Apr 2024

Developed an ML classification model to detect illegal processed food sales on e-commerce to complete the undergraduate thesis in collaboration with BPOM. Scrapped and manually labeled 10K+ text data, experimented with Random Forest, KNN, Multinomial Naive Bayes, and XGBoost, utilizing Bag of Words and TF-IDF for feature extraction. Achieved a best F1-score of 0.859 using Random Forest and Bag of Words.

Data Science Facilitator

EduALL · Singapore

Des 2023Jan 2024

Guided high school students in developing a disease classification and chatbot project. Mentored a team that secured 2nd place in the event’s hackathon.

// stack.json

[TECHNICAL SKILLS]

EDAPre-processingFeature EngineeringModellingModel Deployment/APIMLOps

[DOMAIN EXPERTISE]

Demand GenerationRecommendationsNLPApplied GenAI

[TOOLS & TECHNOLOGIES]

Python (TensorFlow, Sci-kit Learn, PySpark)SQL (BigQuery, Legacy SQL)FlaskFast APIDockerGCP

// education.log

Bachelor of Computer Science

IPB University

20202024 · GPA 3.72/4.0

// certs.verified

TOP 5 at BI-OJK Hackathon 2025

Bank Indonesia

2025

Winner (Top 6) at GoTo Hackathon 2025

GoTo Group

2025

// projects.sh --list

Bytes AI: Personalized bite-sized learning app

2024

Introducing Bytes AI: the app revolutionizing phone use for young Indonesians. Enjoy quick, engaging learning adventures as addictive as social media, but far more educational! With Bytes, learning is a breeze. Simply browse our "Course For You" section, filled with AI-generated courses tailored to your interests, be it engineering, natural science, or mystery solving. Stay engaged with bite-sized lessons, mastering the latest knowledge in STEM or cutting-edge tech.

MLAIGenAI

Travelah: Your Ultimate Travel Buddy!

2023

Say goodbye to generic guides and endless research. Our app offers tailored recommendations and immersive cultural insights. Let Travelah be your passport to uncovering the wonders of Indonesia.

Intent ClassificationNLP

$ init_connection --type=work

Let's build something
worth shipping.

Open to interesting problems, senior roles, and the right teams.

📍 Jakarta, Indonesia