Martin L.

Key Skills

Software

Other

Label Studio

Top Subject Matter

Environmental science

Biology Domain Expertise

general knowledge

Top Data Types

Text

Image

Top Task Types

RLHF

Data Collection

Entity (NER) Classification

Transcription

Freelancer Overview

AI Tools & Productivity - Self-directed training in prompt engineering and AI workflow automation. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Cloudworkers, Other, and Label Studio. Education includes Bachelor of Science, University of Nairobi (2024) and Kenya Certificate of Secondary Education, Shikunga High School (2023). AI-training focus includes data types such as Text, Geospatial, and Tiled Imagery and labeling workflows including Evaluation, Rating, and RLHF.

Labeling Experience

Environmental Research Assistant (Academic) — University of Nairobi (2024 – Present)

OtherData Collection

Supported environmental research activities producing structured, AI-training-suitable datasets from field sampling and spectroscopy measurements. Translated remote sensing outputs into annotated documentation to support geospatial interpretation tasks. Authored detailed technical write-ups that can function as expert reference content for AI fine-tuning. • Conducted water quality research and structured dataset creation • Applied Sentinel-2 remote sensing for land cover change detection • Developed annotated outputs suitable for AI training pipelines • Collaborated with academic and NGO stakeholders in multi-stakeholder settings

2024 - Present

AI Data Trainer & Content Evaluator (Freelance) — Cloudworkers (2024 – Present)

Text

Provided data annotation, text evaluation, and AI response rating tasks for multiple international AI projects. Produced high-accuracy labeled datasets for NLP model training while meeting or exceeding quality benchmarks. Delivered domain-specific feedback in environmental science and biology aligned with project rubrics. • Evaluated AI-generated responses for factual accuracy and quality • Generated prompt-response pairs for scientific SFT data • Worked autonomously in a fully remote, multi-project setting • Managed deadlines and quality guidelines with zero missed deliverables

2024 - Present

Independent AI Domain Expert & Annotator (Freelance) — Multiple Platforms (2023 – Present)

OtherTextRLHF

Performed domain-expert annotation and response quality audits for environmental, ecology, and geospatial topics. Rated, ranked, and flagged AI-generated text for accuracy, bias, and safety according to quality standards. Created challenging STEM and environmental prompt/answer pairs to improve AI reasoning and factual reliability. • Conducted environmental science and conservation biology labeling • Performed OCR support and image labeling/visual descriptions for CV training datasets • Added Swahili-English bilingual evaluation tasks for multilingual coverage • Executed response ranking and flagging for quality assurance

2023 - Present

AI Tools & Productivity - Self-directed training in prompt engineering and AI workflow automation

Label StudioImageRLHFEntity (NER) Classification

No description provided.

2024 - 2025

Education

Work History