Oluwaseyi John B.
AI Assurance & Data Scientist | Clinical Research Associate | Agile • DevOps • Cybersecurity (Splunk, IR, NIST, Threat Intel
- Role
- Ai Validation Engineer Amazon Mechanical Turk (Mturk) at Amazon
- Location
- Raleigh-Durham-Chapel Hill, NC, US
- LinkedIn followers
- 500 followers
About Oluwaseyi John B.
Results-driven professional with 19+ years of experience spanning clinical research, data…
Experience
Ai Validation Engineer Amazon Mechanical Turk (Mturk)
Mar 2025 — Present · Wake Forest, NC, US
Designed and implemented a responsive full-stack web application using React.js for the frontend and Node.js with Express.js for the backend.Developed secure RESTful API endpoints to manage image uploads, apply custom filters, and enable image downloads.Integrated advanced image processing functionality using the Sharp library to dynamically manipulate images.Ensured secure and efficient file uploads with Multer middleware and implemented robust error handling for invalid filters and unsupported file types.Created a seamless user experience by adding real-time image preview features prior to upload.Utilized Axios for client-server communication and ensured smooth data flow between frontend and backend services.Handled performance optimization and edge case management, including validation for empty submissions and unsupported formats.Followed best practices to write clean, maintainable, and well-documented code.Collaborated cross-functionally to align development goals with user experience and business objectives.Technologies & Tools:React.js, Axios, HTML5, CSS3, Create React App (CRA), Node.js, Express.js, Multer, Sharp, CORS, npm, Git, VS Code
Education
North Carolina Central University
Master of Science - MS, Mathematics and Computer Science
Shaw University
Bachelor's degree, Computer Science
2003 — 2006
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