Johnson Oladipupo

Results-driven Data Annotation Specialist, AI Evaluator, and Business Analyst with 3+ years of experience supporting machine learning systems, AI model evaluation, data quality assurance, analytics, and human-in-the-loop workflows. Experienced in fact-checking, AI response assessment, preference ranking, multimodal annotation, robotics training, and data analysis. Proven ability to deliver high-quality evaluations, maintain strict quality standards, and provide evidence-based insights that improve AI model performance and business decision-making.

Business Analyst / AI Contractor at Turing (2026-03 – 2026-05)

• Performed side-by-side (SxS) evaluations of AI-generated outputs, assessing quality, accuracy, relevance, and compliance with evaluation guidelines.
• Conducted comprehensive fact-checking and source verification to identify factual inaccuracies and inconsistencies.
• Developed detailed, evidence-based justifications to support evaluation decisions.
• Applied evaluation frameworks, annotation standards, and quality assurance procedures across AI assessment projects.
• Utilized browser-based research tools and analytical methods to investigate claims and verify information.
• Executed command-line instructions to support AI evaluation workflows.
• Documented findings and communicated insights to stakeholders and review teams.

Data Recorder & Robot Trainer at Micro1 – Robotics & AI Training (2024 – Present)

• Recorded and demonstrated real-world domestic tasks to train robotics and embodied AI systems.
• Captured high-quality task sequences with clear action boundaries to improve robot learning accuracy.
• Followed structured task protocols to ensure consistency across training datasets.
• Supported human-in-the-loop training workflows through repeatable demonstrations.
• Contributed to improved robotic task generalization and execution reliability.

Data Annotator (Video, Multimodal & AI Evaluation) at Hugo Technologies Ltd. (2023 – Present)

• Worked on AI/ML projects including motion captioning, text-to-image annotation, image classification, AI response evaluation, preference ranking, audio transcription, and video captioning.
• Led motion captioning projects, producing structured summaries, descriptions, and time-stamped annotations.
• Tagged expressions, camera movements, action intents, and object interactions with over 95% accuracy.
• Reviewed peer annotations, flagged edge cases, and contributed to guideline refinement.
• Maintained consistently high-quality scores across multiple annotation domains.

Geophysical Data Analyst at Gmearth Resources Limited (2017-01 – Present)

• Conducted geophysical data collection, processing, and analysis for subsurface investigations.
• Applied quality assurance protocols to ensure data accuracy and reliability.
• Collaborated with field and technical teams to validate results and improve reporting workflows.

Professional Certificate in Google Data Analytics – Coursera (2023 – 2023)

BSc. in Geology – University of Ibadan (2016 – 2016)