About Takudzwa Shumbamhini

University of Cape Town

Cape Town, South Africa

Specialisation: High Performance Computing, Embedded Systems & Computer Science

St Francis Xavier's Kutama College

Norton, Zimbabwe

Specialisation: Maths, Physics, Computer Science

Cognitive Systems

Cape Town, South Africa

• • Reduced software support time through developing reliable Linux-based shell scripts purposed for IoT device monitoring and maintenance of software solutions.
• • Successfully established a smooth and seamless software Continuous Integration (CI) framework using Git and Bitbucket Pipelines.
• • Designed mission-critical security services operating in Linux environments to detect device tampering.
• • Designed and deployed a Continuous Deployment (CD) infrastructure using a combination of Docker and Ansible.
• • Responsible for the maintenance, testing and debugging of Software Security solutions managed by third party clients.
• • Rectified outdated MYSQL and PostgreSQL database schema to deploy updated database schema that is compatible with new software product versions.
• • Established message-brokering infrastructure between devices using both RabbitMQ (AMQP) and Mosquitto (MQTT).
• • Successfully migrated GPIO functionalities from Arduino and Raspberry Pi - based input to a Sonoff Dry Wi-Fi Smart Switch, improving I/O stability and reliability by over 50%.
• • Mentored graduates and students in basic principles of Test-Driven Development, Docker concepts, SQL Database Administration, Python best practices and usage of the Linux CLI.

Cognitive Systems

Cape Town, South Africa

• • Improved legacy code through implementing optimisation techniques such as multithreading and modularisation
• • Developed image classification classes and segmentation functions to extract features from images using MSE, SSIM and segmentation methods in python (CV2).
• • Leveraged Computer Vision library dlib to implement a corelation tracking algorithm.
• • Developed custom APIs that delivered analysed image feed to Telegram channels as part of an AI-based security solution.
• • Engineered new Django-based RESTful APIs to allow customers to access security data stored in SQL database from a web-based Graphical User Interface.
• • Trained security-based Machine Learning models using a combination of TensorFlow and Keras.
• • Successfully containerized and deployed Artificial Intelligence (AI) security tools to IoT devices using Docker.
• • Successfully developed robust and stable code using Python-based (Python 3.10) unit test classes following a Test-Driven Development (TDD) strategy.
• • Established Grafana dashboards and mapped microcontroller metrics for remote IoT device monitoring

Cognitive Systems

Cape Town, South Africa

• • Trained with senior engineers on creating project specifications and practice Agile methodologies with regards to project management and software development.
• • Improved quality image detection from video feeds Python OpenCV.
• • Built and maintained a web-based graphical user interface using the Django web framework.
• • Developed REST APIs which communicate with backend databases to serve users output from security-based software.
• • Developed, deployed and maintained Linux shell scripts to regulate software packages deployed on 100+ IoT devices.