AI Engineer Portfolio

I build AI systems that detect fraud, spam, and real-world risks 🚀

AI Engineer | Machine Learning Developer

Building practical ML products with clean UX, measurable outcomes, and production-ready workflows.

Currently focused on

Portrait of Sarthak Mahajan
Open to AI/ML Opportunities

Skills

Core stack for data, modeling, and deployment.

Python

Data pipelines and ML workflows

Machine Learning

Training, tuning, evaluation

Data Science

EDA and insight extraction

AWS Cloud

EC2, S3, IAM, deployments

Computer Vision

Detection and image pipelines

Databases

MongoDB and SQL analytics

Frontend

React interfaces for AI apps

Collaboration

Git workflow and team delivery

Featured Projects

Project-first presentation with concise outcomes.

AI Data Science Research Assistant thumbnail

AI Data Science Research Assistant

  • Automated dataset search and EDA workflow.
  • Generated plain-language insights with Gemini.
  • Compared multiple models in one pipeline.
PythonGemini APIKaggle APIPandas
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HealthCare AI Guardian

  • Built preventive healthcare prediction platform.
  • Integrated 3 disease models with fast API flow.
  • Won 1st place at VOID Hackathon.
ReactNode.jsFlaskMongoDB
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Deepfake Detection System

  • Developed CV pipeline for forged media analysis.
  • Improved detection quality via augmentation.
  • Evaluated with precision, recall, and F1.
PythonOpenCVTensorFlowXception
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Smart Traffic Management

  • Detected emergency vehicles in real time.
  • Applied traffic signal priority rules.
  • Integrated alerts with simulation pipeline.
PythonYOLOOpenCVNumPy
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NASA Meteorite Analysis

  • Processed 45K+ records for trend discovery.
  • Analyzed region-wise fall patterns.
  • Built visuals for fast stakeholder insights.
PythonPandasMatplotlib
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Adidas Sales Intelligence

  • Analyzed 9.6K retail sales records.
  • Identified high-performing regions and channels.
  • Delivered dashboard-style visual summaries.
PythonNumPyPandasMatplotlib

Proof & Achievements

Compact evidence of capability and project outcomes.

4+ ML Projects

Delivered ML solutions end-to-end.

Fraud Detection System

Focused project in anomaly and risk scoring workflows.

Deepfake Detection Project

Computer vision based authenticity analysis pipeline.

Hackathon Participation

High-pressure solution delivery and team execution.

Contact

Open for internships, freelance work, and full-time AI/ML roles.