Teslim A.
Mid-Level AI Training Data Analyst
Open to offersNew to PlatformAbout
Teslim A. is a detail-oriented AI Training Data Analyst and Data Scientist hailing from Lagos, Nigeria, with substantial contributions to computational biology and bioinformatics through six peer-reviewed publications. Teslim combines robust analytical and statistical expertise with practical experience in AI training data annotation and LLM response evaluation. His career has seen him excel in remote, deadline-sensitive environments, demonstrating an ability to deconstruct complex content logically and validate claims via thorough online research. His technical prowess is evident in his use of Python, SQL, and Power BI for machine learning and data analysis tasks at Semicolon Africa, where he enhanced client decision-making through clear, data-driven insights. Teslim’s dedication extends to education, where he has imparted mathematical knowledge through tailored tutoring. His notable affiliation with the Nigerian Society of Biochemistry and Molecular Biology underscores his commitment to scientific advancement.
Experience
Mathematics Tutor
Papaya / Independent · 2024 — 2025Provided one-on-one mathematics tutoring with tailored explanations and step-by-step reasoning for each student. Developed structured lesson materials and presentations that simplify concepts into logical, easily digestible steps.AI Training Data Annotator & LLM Evaluator
Freelance / Remote · 2024 — PresentEvaluated AI-generated responses for accuracy and quality of reasoning, providing structured feedback to enhance model performance. Conducted annotation tasks such as image and audio evaluation, bounding-box labeling, and realism assessment. Researched and verified claims in AI-generated content using reliable online sources, and provided clear explanations for analytical tasks to assist in model fine-tuning.Data Scientist
Semicolon Africa · 2023 — 2024Developed and launched machine learning models for classification, regression, and predictive analytics using client datasets. Oversaw exploratory data analysis, feature engineering, and optimized model pipelines with Python and scikit-learn. Created dashboards and reporting tools with Power BI and Python, translating complex data insights into actionable summaries for cross-functional teams.
Skills & Expertise
Education
- B.Sc. Biochemistry (Second Class Honours)Lagos State University (LASU), Lagos, Nigeria · — — 2020
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