Freelancers using Matplotlib in Tunis
Freelancers using Matplotlib in Tunis
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Molka B
Tunis, Tunisia
AI & QA Automation Engineer | AI Bias Audit& Web/App Testing
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AI & QA Automation Engineer | AI Bias Audit& Web/App Testing
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AI Bias Detection & Mitigation Tool for Hiring Models My role: AI/ML Engineer & Fairness Auditor Project description: AI Bias Detection and Mitigation Framework for Recruitment Systems. Built a complete, production-ready tool that: Detects gender, race, and age bias in hiring ML models Uses industry-standard fairness metrics (Disparate Impact, Demographic Parity, Equal Opportunity) Applies Reweighing mitigation (AIF360) → improves fairness while keeping accuracy loss < 2% Includes interactive Gradio demo for live testing Full business impact section + compliance notes (EEOC 4/5th rule, GDPR, EU AI Act)
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AI Bias & Fairness Audit – Retail Object Detection Model My role: AI Bias & Fairness Auditor | ML Risk & Compliance Analyst Project description: Conducted a full AI Bias & Fairness audit on a retail object detection model using demographic evaluation (gender-based analysis). Measured Disparate Impact, Statistical Parity, Equal Opportunity Difference, and performed statistical significance testing (Chi-Square). Identified category-specific bias and business risk impact. Implemented mitigation via threshold calibration and reweighting. Delivered a professional compliance-ready report with risk matrix and mitigation roadmap.
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AI-Powered QA Automation Suite My role: Senior QA Automation Engineer (Lead) Project description: AI-Powered QA Test Case Generator & Execution Dashboard is a comprehensive, enterprise-level quality assurance solution designed to bridge the gap between AI-driven test generation and robust execution reporting. The suite provides a full-cycle automation workflow: from creating test cases using GPT-4 from natural language user stories to executing them across API and UI layers, finishing with high-impact business metric analysis.
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AI Bias Audit - Object Detection Model (Retail Analytics) My role :AI Bias & Fairness Specialist / ML Model Auditor Project description: Conducted a comprehensive fairness audit of an object detection model (YOLOv8-Large) for retail analytics, identifying gender, skin tone, and age biases. Delivered actionable mitigation recommendations including data rebalancing, adversarial debiasing, and post-processing calibration. Provided Python-based metrics, visualizations, and a detailed report to ensure ethical, reliable, and regulation-compliant AI
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