AFEEZ AJADI

System Analyst | Data Analyst | AI Content Verifier | Mathematics Subject Matter Expert
Ibadan, NG.

About

Highly skilled System Analyst, Data Analyst, and AI Content Verifier with expertise in transforming complex data into actionable insights and developing robust, data-driven solutions. Proven track record in designing, annotating, and verifying advanced mathematical content for AI model training and academic assessment, contributing to gold-standard datasets. Adept at leveraging Python, MySQL, and web technologies to build efficient systems, enhance data integrity, and drive strategic decision-making across diverse organizational and educational contexts.

Projects

Student s' Data Import Script

Summary

Developed a Python script (stud_creation) to process Excel files and populate student, course, and transaction data into the database.

University of Ibadan Result Management System (UIRMS)

Summary

Designing a web-based platform to manage student results and departmental programme data securely and efficiently.

ITeMS Internship Portal

Summary

Designed and developed a responsive, user-friendly portal to streamline internship applications and placements for the University of Ibadan's IT department.

Work

Turing Company.
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LLM Data Annotator/DPO Annotator/SFT Annotator/Team Lead (Advanced Mathematics)

California, CA, US

Summary

Led advanced mathematics content creation and AI model training, enhancing model capabilities and ensuring pedagogical soundness for diverse learning objectives.

Highlights

Created, reviewed, and refined thousands of advanced mathematical problems and solutions (algebra, calculus, statistics, advanced reasoning), directly contributing to robust AI model training datasets.

Provided critical feedback on AI performance, identifying reasoning gaps and language issues in outputs, leading to iterative improvements in model capabilities.

Trained and evaluated AI models by generating accurate, structured, and pedagogically sound math responses tailored for various difficulty levels and learning objectives.

Contributed to gold-standard datasets used to benchmark AI reasoning in mathematics, enhancing the rigor and reliability of AI systems.

Information Technology and Media Services (ITeMS), University of Ibadan
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System Analyst / Data Analyst / Programmer

Ibadan, Oyo State, Nigeria

Summary

Led data analysis, database management, and programming efforts to enhance data-driven decision-making and operational efficiency for institutional departments.

Highlights

Analyzed institutional data to generate actionable insights, performance metrics, and visual reports, directly supporting academic and administrative decision-making processes.

Designed and maintained databases, dashboards, and analytics workflows using modern data tools, significantly improving data-driven operations across various departments.

Collaborated with cross-functional teams to translate complex technical system outputs into clear, instructional materials and user-friendly insights, fostering better understanding and adoption.

Supported system documentation, data integrity checks, and process automation, while mentoring junior staff on basic analytics and data interpretation, enhancing team capabilities.

PREPCLASS Nigeria Limited
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Math Subject Matter Expert

Lagos, Lagos State, Nigeria

Summary

Developed and delivered high-impact mathematics educational content and personalized tutoring, significantly improving student performance.

Highlights

Developed step-by-step solutions for high school math problems, achieving an average rating of 8/10 across 20,000+ sessions, demonstrating high-quality instructional content.

Delivered personalized tutoring sessions that resulted in notable improvements in students' test scores, enhancing academic success.

Specialized in algebra, geometry, and calculus instruction, equipping students with essential skills for standardized tests and final exams.

Education

University of Ibadan
Ibadan, Oyo State, Nigeria

M.Sc.

Computer Science in Mathematical Modelling

University of Ibadan
Ibadan, Oyo State, Nigeria

Bachelor of Science

Computer Science