Taiwo John Oluwayinka

Quality Assurance (Editor) AI Data Annotation Specialist

Remoat Teams

Jan 2026 - Current (5 months)

• AI Transcript Quality Optimization - Perfect AI-generated transcripts by editing, annotating, and restructuring outputs to ensure 100% contextual accuracy, grammatical precision, and formatting consistency across diverse industries. • Advanced Speaker & Entity Annotation Accurately tag speakers, verify company names, and label key entities to enhance structured data integrity and improve downstreamAI model training performance. • Financial Data Verification & Correction Audit and correct Al-generated financial figures, percentages, and numerical references to eliminate discrepancies and ensure compliance with source material. • Quality Auditing & Continuous Improvement - Apply structured quality review methodologies to identify recurringA

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AI Quality Assurance Specialist

Mecror - (Remote Freelance)

May 2025 - Current (1 year 1 month)

• Demonstrated advanced strategic insight in interpreting and applying quality policy frameworks toAI data annotation workflows, ensuring alignment with organizational standards. • Conducted structured quality audits on annotated datasets, identifying inconsistencies, bias patterns, and guideline deviations to improve model training accuracy. • Applied auditing methodologies to evaluate annotation precision, inter-annotator agreement, and compliance with evolving project requirements. • Delivered executive-level audit reports summarizing findings, risk areas, and corrective action plans to project stakeholders. Strengthened precision in communication by providing clear, actionable feedback to annotators, improving overall data quality and r

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AI Data Annotator

Hugo Inc - Remote

Jun 2024 - May 2025 (1 year)

• Labeled and categorized large datasets (images, text, and audio) to train and improveAl and machine learning models. • Reviewed, corrected, and validated annotations to ensure accuracy an consistencyacross projects. • Collaborated with data scientists and project managers to clarify labeling guidelines and improve data quality standards. • Used annotation tools and software platforms such as Labelbox, SuperAnnotate, and CVAT to complete daily tasks efficiently. • Met tight deadlines while maintaining a high level of precision and attention to detail in repetitive tasks. • Reported data quality issues and contributed feedback to enhance annotation processes and tool usability. • Ensured compliance with project specifications, confidentiali

AI Data Annotator

Micro1

Jan 2023 - Dec 2024 (2 years)

• Analyzed and labeled text-based datasets to support natural language processing (NLP) and generativeAI model training. • Followed detailed project instructions to ensure accurate tagging, sentiment classification, and entity recognition. • Reviewed and edited annotations for clarity, grammar, and context to maintain linguistic consistency across data samples. • Collaborated with project leads to refine labeling guidelines and improve annotation accuracy. • Performed regular quality checks to identify and correct annotation errors before submission. • Managed large workloads efficiently, meeting project deadlines without compromising data quality. • Provided constructive feedback on annotation tools and workflow improvements to optimize te

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Virtual Assistant (Remote)

Appen Limited,

Jan 2023 - Sep 2023 (9 months)

• Provided reliable virtual support across multiple data-focused projects, ensuring timely task completion and exceeding accuracy benchmarks. • Communicated regularly with project managers to align on task priorities, resulting in consistent recognition for responsiveness and attention to detail. Managed email correspondence and task documentation efficiently, enabling streamlined communication between remote team members. • Conducted quality checks on submitted tasks, reducing error rates and boosting client satisfaction on annotation deliverables. • Adapted quickly to various tools and platforms (Slack, Trello, Excel), contributing to improved collaboration and workflow continuity. • Managed data labelling, collecting, and organizing data

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Administrative Staff (NYSC)

Loveworld incoorporated

May 2017 - Apr 2018 (1 year)

• Maintaining up-to-date, accurate company record, databases, and files • Ensuring all adminstrative actions are in compliance with organization regulations and poicies. • Drafting, reviewing, and distribuing official letters, memos, and report on behalf of leadership. • Excellent written and verbal communication.

Taiwo John Oluwayinka

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