I am Chima Ezigbo. 

I bridge the gap between raw data and high-performance AI. With 20 years of executive-level precision and a background in Data Science, I specialize in Reinforcement Learning from Human Feedback (RLHF) and complex Multimodal Annotation.

My expertise lies in ensuring Data Integrity for Fortune 500-level AI models. Whether it’s fine-tuning LLM responses for business relevance or performing Geospatial analysis for logistics AI, I provide the Human-in-the-Loop quality that drives model accuracy.

Core Competencies:

NLP & Text: Named Entity Recognition (NER), Sentiment Analysis, Intent Labeling.

Computer Vision: Bounding Boxes, Polygons, Semantic Segmentation.

Quality Governance: Inter-Annotator Agreement (IAA) & Hallucination Mitigation.

Tools: Label Studio, CVAT, Labelbox, SQL, Python.

I am passionate about making AI systems safer, more accurate, and culturally nuanced across global markets.

Core Competencies: AI Model Training (RLHF) | Data Annotation (NLP & CV) | Geospatial Data Analysis | Workflow Automation | Data Integrity & Hallucination Mitigation | Business Intelligence (BI) Dashboarding | Executive Strategy & Operations

Industry Expertise: Energy & Downstream Petroleum | Supply Chain & Logistics | AI-Driven Process Optimization | E-commerce & Affiliate Marketing Strategy | Multilingual NLP Alignment

🌍 Linguistic Versatility: Native/Professional fluency in 7 languages (English, French, Spanish, Igbo, Yoruba, Hausa, and Pidgin English). This enables high-accuracy Multilingual Annotation, cross-cultural model tuning, and global market adaptability for international AI deployment.

Call to Action: 📩 Seeking a High-Impact Data Specialist? I provide the "Human-in-the-Loop" precision required to transform raw data into Fortune 500-level strategy. Whether you need a Data Scientist, AI Annotator, or Business Intelligence Lead to automate operations and drive measurable ROI, let’s connect.

"I don't just process data; I engineer the AI-driven systems that power global growth and profitability."

AI Workflow Automation & Data Annotator | LLM Evaluation & RLHF  Specialist / Geospatial Analyst & NER | Copywriter & Narrative Strategist | 20+ Years Executive Operations | Data Scientist  (Bilingual: EN, FR, ES +4 African languages)