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Hi, I’m Mutuma Gitobu. I’m an AI Data Trainer, Data Annotation Specialist, and LiDAR Annotation Expert with extensive experience training, evaluating, and improving AI models through high-quality data and rigorous QA. I specialize in annotating text, image, video, audio, and LiDAR datasets for computer vision, autonomous systems, and Generative AI applications. I collaborate with researchers, data scientists, and engineers to define guidelines, maintain dataset integrity, and optimize annotation pipelines. My focus areas include 3D bounding boxes, object tracking, semantic segmentation, hallucination detection, bias identification, and factuality verification. I thrive in remote, distributed teams and am passionate about scalable, accurate datasets that power reliable AI systems.…Hi, I’m Mutuma Gitobu. I’m an AI Data Trainer, Data Annotation Specialist, and LiDAR Annotation Expert with extensive experience training, evaluating, and improving AI models through high-quality data and rigorous QA. I specialize in annotating text, image, video, audio, and LiDAR datasets for computer vision, autonomous systems, and Generative AI applications. I collaborate with researchers, data scientists, and engineers to define guidelines, maintain dataset integrity, and optimize annotation pipelines. My focus areas include 3D bounding boxes, object tracking, semantic segmentation, hallucination detection, bias identification, and factuality verification. I thrive in remote, distributed teams and am passionate about scalable, accurate datasets that power reliable AI systems.

Mutuma Gitobu

Data Annotator, Data Analyst, QA Engineer, +4

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Hi, I’m Mutuma Gitobu. I’m an AI Data Trainer, Data Annotation Specialist, and LiDAR Annotation Expert with extensive experience training, evaluating, and improving AI models through high-quality data and rigorous QA. I specialize in annotating text, image, video, audio, and LiDAR datasets for computer vision, autonomous systems, and Generative AI applications. I collaborate with researchers, data scientists, and engineers to define guidelines, maintain dataset integrity, and optimize annotation pipelines. My focus areas include 3D bounding boxes, object tracking, semantic segmentation, hallucination detection, bias identification, and factuality verification. I thrive in remote, distributed teams and am passionate about scalable, accurate datasets that power reliable AI systems.…Hi, I’m Mutuma Gitobu. I’m an AI Data Trainer, Data Annotation Specialist, and LiDAR Annotation Expert with extensive experience training, evaluating, and improving AI models through high-quality data and rigorous QA. I specialize in annotating text, image, video, audio, and LiDAR datasets for computer vision, autonomous systems, and Generative AI applications. I collaborate with researchers, data scientists, and engineers to define guidelines, maintain dataset integrity, and optimize annotation pipelines. My focus areas include 3D bounding boxes, object tracking, semantic segmentation, hallucination detection, bias identification, and factuality verification. I thrive in remote, distributed teams and am passionate about scalable, accurate datasets that power reliable AI systems.

Available to hire

Hi, I’m Mutuma Gitobu. I’m an AI Data Trainer, Data Annotation Specialist, and LiDAR Annotation Expert with extensive experience training, evaluating, and improving AI models through high-quality data and rigorous QA. I specialize in annotating text, image, video, audio, and LiDAR datasets for computer vision, autonomous systems, and Generative AI applications.

I collaborate with researchers, data scientists, and engineers to define guidelines, maintain dataset integrity, and optimize annotation pipelines. My focus areas include 3D bounding boxes, object tracking, semantic segmentation, hallucination detection, bias identification, and factuality verification. I thrive in remote, distributed teams and am passionate about scalable, accurate datasets that power reliable AI systems.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

German

Fluent

Swahili

Fluent

Work Experience

Data Annotator (LiDAR) at Avala

January 1, 2026 - Present

Annotated and labeled LiDAR point cloud data for autonomous systems, ensuring accurate classification of objects such as vehicles, pedestrians, cyclists, road signs, and infrastructure. Performed 3D bounding box creation, object tracking, segmentation, and spatial classification using specialized annotation tools to support machine learning model development. Conducted quality assurance reviews of annotated datasets, identifying and correcting inconsistencies to maintain high annotation accuracy and compliance with project guidelines. Collaborated with data scientists, machine learning engineers, and project managers to refine annotation standards, improve dataset quality, and resolve edge-case scenarios. Managed large-scale LiDAR datasets by organizing, validating, and documenting annotation workflows while meeting productivity, accuracy, and project delivery targets.

AI Data Annotation Specialist / Data Trainer at iMerit

January 1, 2025 - Present

Executed high-volume, high-accuracy annotation across multimodal datasets (text, image, video). Evaluated Generative AI outputs for factual accuracy, bias, safety, and hallucinations. Applied annotation guidelines to ensure dataset consistency and scalability. Performed QA reviews and validation to improve dataset integrity and reduce errors. Resolved edge cases and ambiguous data scenarios using analytical judgment. Optimized datasets to enhance downstream AI model performance.

Image Reviewer at iMerit

January 1, 2026 - Present

Reviewed annotated image datasets for accuracy, completeness, and compliance. Validated object detection, classification, and segmentation outputs. Applied quality standards to ensure high-confidence training data. Identified labeling inconsistencies and provided corrective feedback. Conducted dataset audits to maintain annotation integrity. Collaborated with annotation teams to improve visual data quality.

House Chores Documentation Assistant at Micro1

January 1, 2026 - Present

Recorded short, structured videos of everyday household tasks for AI and robotics model training. Demonstrated natural execution of daily activities including cleaning, laundry, floor care, and food preparation. Used smartphone with 0.5x wide-angle camera mounted on a headband for hands-free recording. Followed detailed platform instructions for framing, duration, task flow, and environment setup. Ensured recording areas were clean, uncluttered, and properly lit before filming. Uploaded video files reliably using home internet connection while meeting submission deadlines. Maintained consistency across recordings to support high-quality machine-learning datasets.

Cybersecurity Data Annotation at Remote

January 1, 2024 - Present

Analyzed security logs and threat intelligence data for anomaly detection. Performed cybersecurity data annotation for AI-driven detection systems. Identified malicious vs normal behavior patterns in datasets. Conducted threat analysis and vulnerability assessments. Supported incident response and forensic investigations. Documented findings and contributed to security reporting.