Ikechukwu Osuya
Machine Learning Data Annotation Specialist | Data Analyst
Lagos, NG.About
Highly analytical and results-driven professional with over 3 years of experience in data analysis, machine learning, and data annotation, specializing in leveraging diverse datasets to drive strategic business outcomes. Expert in implementing advanced statistical analysis, machine learning algorithms (including RLHF), and data visualization tools like Tableau and Python to enhance AI model performance, optimize marketing strategies, and achieve significant improvements in data accuracy, customer retention, and sales.
Work
Awarri
|Machine Learning Data Annotation Specialist
Lagos, IKD, Nigeria
→
Summary
Led data annotation efforts to enhance machine learning model performance and align AI outputs with human expectations and values.
Highlights
Enhanced machine learning model performance by meticulously collecting, cleaning, and evaluating diverse datasets (text, audio, image).
Pioneered the implementation of Reinforcement Learning from Human Feedback (RLHF) to precisely align AI outputs with human expectations and values.
Achieved an 85% improvement in data accuracy through proactive resolution of inconsistencies and ambiguities in complex datasets.
Streamlined annotation workflows, resulting in a 50% reduction in annotation time and accelerated model development timelines.
Thels Impact Consultant
|Team Lead Data Analyst
Abuja, Remote, Nigeria
→
Summary
Led data analysis initiatives, designing visualization dashboards and deploying advanced algorithms to drive strategic recommendations.
Highlights
Designed and implemented interactive data visualization dashboards in Tableau, enabling real-time, data-driven decision-making processes.
Deployed advanced statistical analysis and machine learning algorithms in Python, uncovering critical hidden insights that informed strategic recommendations.
Optimized marketing strategies based on data insights, achieving a 10% increase in conversion rates.
Appen
|Data Annotator / Evaluator
Remote, USA, US
→
Summary
Labeled and evaluated diverse datasets to enhance machine learning model performance and improve AI-driven content systems.
Highlights
Labeled and categorized diverse text, image, and audio datasets, ensuring high-quality and consistent annotations that improved machine learning model performance.
Evaluated and analyzed social media content against predefined guidelines, providing actionable insights that enhanced AI-driven content moderation and recommendation systems.
Collaborated with data science teams to refine annotation workflows, significantly increasing efficiency and accuracy in dataset labeling while maintaining industry compliance.
Acquilla Solution
|Data Analyst
Lagos, Lekki, Nigeria
→
Summary
Conducted exploratory data analysis and collaborated on dashboard creation to drive marketing effectiveness and reduce customer churn.
Highlights
Conducted in-depth exploratory data analysis, boosting targeted marketing campaign effectiveness by 15%.
Collaborated with cross-functional teams to develop and deploy interactive dashboards in Tableau, enhancing data accessibility.
Enhanced data accuracy by 20% through robust data transformation processes utilizing Python and SQL.
Contributed to a 10% reduction in customer churn by developing and applying predictive modeling techniques.
Freelancer
|Data Analyst
→
Summary
Provided comprehensive data analysis and developed predictive models to enhance customer satisfaction, retention, and sales for various clients.
Highlights
Increased customer satisfaction by 25% by performing comprehensive customer data analysis and delivering actionable insights.
Developed advanced predictive models that improved customer retention by 30%, directly contributing to increased revenue.
Designed and implemented interactive dashboards to monitor key performance indicators (KPIs), significantly improving real-time decision-making.
Presented data-driven findings that led to the successful implementation of targeted marketing campaigns, achieving a 30% increase in sales.
Education
University of Benin
→
Bachelor of Science
Mathematics
Languages
English
Skills
Programming Languages
Python, SQL.
Data Analysis & Visualization Tools
Excel, Tableau, Google Analytics, Looker.
Database Management
MYSQL.
Machine Learning & Statistics
Machine learning, Regression Analysis, Hypothesis Testing.
Web Technologies
WordPress.
Interests
Professional Interests
Data Analytics & Visualization, Analytics, Research & Development, Predictive Modeling.