Where I have worked

A timeline of banking, investment-banking, and freelance delivery across backend, integration, and mobile.

APR 2026 - PRESENT

CalBank

Application Developer (Accra, Ghana)

  • Engineering and supporting core banking application systems.

C#.NETMSSQL
SEP 2021 - MAR 2026

Turntabl Limited (contracted to Morgan Stanley)

Software Engineer (Accra, Ghana)

  • Worked on interest-rate derivative technologies as a contingent software engineer in Morgan Stanley's investment banking division.

  • 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.

  • 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.

  • Identified and implemented system performance enhancements that reduced transaction reporting time by 60%.

  • Mentored and coached interns and new joiners on Git and Scala.

ScalaSplunkKafkaGit
JUL 2021 - JUN 2022

Samp Innovations

Freelance Mobile Developer (Remote (Oklahoma, US))

  • Worked in the technical team to develop the mediLaw mobile application.

  • Built the mobile application version of the myRhino website.

FlutterDart
MAR 2021 - MAY 2021

myAfrican Affairs

Freelance Mobile Developer (Remote (Maryland, US))

  • Built a cross-platform mobile application with Flutter to stream live music from African online radio.

  • Integrated APIs for daily schedules, song histories, requests, and sharing features.

FlutterDartREST
JUN 2020 - FEB 2021

College of Engineering, KNUST

Freelance Mobile Developer (Kumasi, Ghana)

  • Developed a Flutter mobile application that replaced the paper-based invigilators attendance workflow.

  • Wrote the initial backend service for the college.

FlutterDartPython

60%

Reduction in transaction reporting time delivered through performance enhancements on Morgan Stanley interest-rate-derivative systems.

speed

4+ yrs

Contingent software engineering in Morgan Stanley's investment banking division through Turntabl.

schedule