Cheikh Ndiaye

Senior Data Engineer & ML Specialist • Paris, France

18+ years at HERE Technologies building production ML systems. Recently deployed BERT models achieving 95.53% accuracy, created real-time pipelines with AWS Lambda, and delivered 86.6% cost savings through strategic AI implementations.

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AWS AI Practitioner Azure Fundamentals BERT/ML Docker
95.53%
ML Model Accuracy
BERT implementation
86.6%
Cost Reduction
GPT optimization
23%
Time Savings
Prioritization system

Recent Achievements

🤖

BERT Model Implementation

Transitioned from Logistic Regression to BERT, achieving 85.04% accuracy with 2.2% improvement in article relevance detection.

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⚡

Real-time ML Pipeline

Built end-to-end ML pipeline with PostgreSQL triggers and AWS Lambda processing thousands of predictions daily.

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💰

GPT-4o-Mini Transition

Reduced summarization costs by 86.6% (from $103 to $13.84/month) while improving quality and handling 128k tokens.

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📊

Prioritization System

Delivered 23% time savings and 14% risk reduction through unified ML-based article prioritization.

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Current Role

Sr Spatial Data Analyst

Analytics Foundation Tools Team • HERE Technologies

April 2023 - Present

Leading end-to-end data engineering solutions and production ML implementations. Architected BERT models, built comprehensive data pipelines, and designed PostgreSQL structures with automated triggers for real-time predictions.

Python AWS Lambda BERT PostgreSQL Docker NLP
4+ Production ML Models
30% Accuracy Improvement
1000s Daily Predictions

Let's Work Together

Available for consulting, collaboration, or full-time opportunities in Data Engineering, ML Engineering, and AI implementations.

Contact Information

Areas of Expertise

  • Production ML Model Deployment
  • Real-time Data Pipeline Architecture
  • AWS Cloud Infrastructure (Lambda, S3, QuickSight)
  • NLP and BERT Implementation
  • PostgreSQL Database Design
  • Cost Optimization & Performance Tuning