Mathias Fikru
@mathiasfikru
AI data labeler and transcriptionist building accurate labeled datasets for machine learning and NLP.
What I'm looking for
I’ve been doing AI data labeling and transcription through CrowdGen, annotating, classifying, and validating text data using detailed project guidelines while running quality assurance checks to catch and correct errors. I also transcribed audio into well-formatted text, verifying grammar, spelling, punctuation, completeness, and—when required—timestamps and speaker identification.
Alongside that, I practice text annotation and classification using publicly available datasets, organizing my records in Google Sheets and Microsoft Excel and running my own quality checks to keep labels consistent. I’m focused on reliable, guideline-driven work for AI training and evaluation, especially around NLP and large language models.
Experience
Work history, roles, and key accomplishments
Personal AI Data Annotation Practice
Self Employed
Jan 2026 - Present (7 months)
Practiced annotating and classifying text samples using publicly available datasets. Applied annotation guidelines to ensure accurate and consistent labeling.
Transcriptionist
CrowdGen
Jan 2025 - Feb 2026 (1 year 1 month)
Transcribed audio recordings into accurate, well-formatted written text while meeting project quality standards. Reviewed transcripts for grammar, spelling, punctuation, and completeness.
Data Labeler
CrowdGen
Jan 2025 - Feb 2026 (1 year 1 month)
Executed data annotation tasks to produce high-quality labeled datasets for machine learning models. Annotated, classified, and validated text data according to detailed project guidelines.
Education
Degrees, certifications, and relevant coursework
Haramaya University
Bachelor of Science, Computer Science
Bachelor of Science in Computer Science degree from Haramaya University.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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