Where I have worked
A timeline of banking, investment-banking, and freelance delivery across backend, integration, and mobile.
CalBank
Application Developer (Accra, Ghana)
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Engineering and supporting core banking application systems.
Turntabl Limited (contracted to Morgan Stanley)
Software Engineer (Accra, Ghana)
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Worked on interest-rate derivative technologies as a contingent software engineer in Morgan Stanley's investment banking division.
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Played a key role in a system migration, including schema updates and end-to-end trade flow transition to Version 2, while maintaining data integrity, security and compliance.
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Supported platform reliability by establishing centralized logging to Splunk, collaborating with teams to investigate reported issues, resolve defects, and raise alerts to prevent service disruptions.
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Identified and implemented system performance enhancements that reduced transaction reporting time by 60%.
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Mentored and coached interns and new joiners on Git and Scala.
Samp Innovations
Freelance Mobile Developer (Remote (Oklahoma, US))
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Worked in the technical team to develop the mediLaw mobile application.
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Built the mobile application version of the myRhino website.
myAfrican Affairs
Freelance Mobile Developer (Remote (Maryland, US))
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Built a cross-platform mobile application with Flutter to stream live music from African online radio.
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Integrated APIs for daily schedules, song histories, requests, and sharing features.
College of Engineering, KNUST
Freelance Mobile Developer (Kumasi, Ghana)
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Developed a Flutter mobile application that replaced the paper-based invigilators attendance workflow.
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Wrote the initial backend service for the college.
60%
Reduction in transaction reporting time delivered through performance enhancements on Morgan Stanley interest-rate-derivative systems.
4+ yrs
Contingent software engineering in Morgan Stanley's investment banking division through Turntabl.