Sharon Okereke

SHARON OKEREKE Remote Client Support & Data Specialist | AI Annotation & Ops Remote – US/UK/EU Time Zones PROFESSIONAL SUMMARY Remote AI Data & Model Training Specialist with hands-on experience in labeling, annotating, and validating datasets for AI models. Skilled in ChatGPT, Claude, Gemini, and Qwen-based thinking models, ensuring accurate, high-quality outputs. Detail-driven, reliable, and eager to grow further in AI training and operational model support in remote, collaborative environments. Eager to expand my AI model training expertise and take on larger, more complex datasets to improve model reasoning and outputs. KEY ACHIEVEMENTS • Contributed to training the Qwen language model through structured labeling, annotation, and validation of datasets. • Applied Verifier tools, ChatGPT, Claude, and Gemini thinking models to detect inconsistencies and improve output quality. • Maintained high accuracy (>99%) and organized documentation in a fully remote environment, aligned with US/EU time zones. • • Streamlined data annotation workflows, reducing reviewer rework and improving dataset readiness. Leveraged prior experience in high-volume data operations and validation to ensure compliant, errorfree, and reproducible AI datasets. CORE SKILLS & COMPETENCIES • • • • • AI Model Training & Data Annotation: Dataset labeling, structured annotation, output evaluation, edge-case identification, prompt testing, Qwen/ChatGPT/Gemini/Claude thinking models Data Operations & Validation: High-volume record management, error detection, quality control, compliance with SOPs. Tools & Platforms: Excel, Google Sheets/Docs, shared drives, labeling tools, ticketing systems, AI platforms & Verifier tools. Remote Collaboration: Independent workload ownership, cross-time zone delivery, progress tracking, documentation & reporting. Soft Skills: Detail-oriented, reliable, process-driven, growth-minded PROFESSIONAL EXPERIENCE AI Data Analyst Turing (Turing Enterprises, Inc.) | Palo Alto, California (Remote Contract) Nov 2025 – Present • Trained and validated high-volume datasets for the Qwen language model, applying structured annotation processes. • Evaluated AI outputs using ChatGPT, Claude, and Gemini thinking models, flagging errors, inconsistencies, and ambiguous reasoning. • Maintained detailed documentation to support reproducibility, reduce reviewer rework, and improve downstream model performance. • Delivered results fully remotely, aligned with US time zones, consistently meeting daily and weekly productivity goals. Client Relationship & Operations Support (Freelance, Remote) — MainStreet Capital Ltd Jul 2025 – Nov 2025 • Managed and validated 500+ client records monthly, ensuring accuracy and readiness for AI annotation. • Developed structured trackers to monitor dataset progress, identify missing information, and prevent stalled workflows. • Applied validation and quality control skills to prepare clean, AI-ready datasets for model training. • Built trust through consistent, independent delivery of accurate and timely work. Customer Service & Data Operations Representative — Stanbic IBTC Bank (Hybrid) Oct 2019 – Jun 2025 • Maintained accurate and structured records for thousands of customer transactions, ensuring compliance and error-free data. • Performed verification and validation of sensitive information, a skill directly transferable to AI data annotation. • Documented workflows and tracked case resolution to support operational continuity. E-Commerce Data & Support Associate — Fefeno Wines & Spiritz (Hybrid) Jan 2018 – Dec 2018 • Managed product, order, and billing records, applying validation and reconciliation processes to ensure accuracy. • Created organized trackers for transactions and operational data, enhancing visibility for downstream processes. Client Service Intern — Trust Inspection Services Ltd (Hybrid) Feb 2015 – Jan 2016 • Entered, verified, and indexed inspection and client records, reducing errors and ensuring reproducible workflows. • Supported documentation and retrieval processes, laying the foundation for structured data management skills. EDUCATION B.Sc. Biochemistry — University of Port Harcourt, Nigeria |- ADDITIONAL INFORMATION • Typing speed: ~65 WPM, 99% accuracy • Remote setup: Dedicated home office, stable internet, backup power • Availability: Full-time or part-time remote, US/UK/EU time zones • Strengths: Reliable, detail-oriented, process-driven, calm under high-volume work, eager to grow in AI model training.