Brian Muigai
Nairobi
Summary
Senior Software Engineer with over 6 years of experience, specializing in machine learning, predictive analytics, and intelligent system design. Demonstrated expertise in building AI-driven applications, including object detection, OCR, and real-time prediction systems. Proficient in Python, TensorFlow, PyTorch, and Scikit-learn with a strong background in backend, mobile, and cloud integration. Passionate about solving real-world problems using data and AI.
Overview
7
7
years of professional experience
Work History
Data Integration Specialist
Simplify IT
Nairobi
10.2023 - Current
- Designed and implemented data integration solutions bridging Operational Technology (OT) systems such as SCADA, PLCs, and DCS with enterprise IT systems.
- Developed custom connectors and middleware to enable real-time and batch data flows from industrial control systems into cloud platforms and enterprise databases.
- Worked with protocols such as OPC UA, Modbus, and MQTT to extract and normalize data from field devices and industrial networks.
- Integrated data into cloud environments including AWS IoT Core and Azure IoT Hub for advanced analytics and centralized monitoring.
- Ensured data integrity, synchronization, and security across disparate OT and IT systems, enabling reliable decision support for operations and management teams.
- Collaborated with IT, engineering, and cybersecurity teams to implement secure data access, role-based controls, and encrypted transmission between edge and core systems.
Senior Software Engineer
LipaLater
Nairobi
09.2023 - 12.2024
- Led the development of a banking service app using Flutter, resulting in a 30% increase in merchant engagement.
- Integrated mobile applications with SpringBoot backend services to ensure seamless functionality, improving app performance by 15%.
- Developed customized solutions for clients, contributing to a 10% increase in customer satisfaction ratings.
Data Integration Engineer
SparePap
Nairobi
07.2024 - 10.2024
- Designed and implemented data integration pipelines to consolidate data from diverse sources including APIs, relational databases, flat files, and cloud storage.
- Built and maintained data connectors and ETL workflows using tools such as Apache NiFi, Talend, and custom Python scripts.
- Collaborated with stakeholders across business and technical teams to understand integration requirements and ensure seamless data flow across systems.
- Developed and monitored automated data jobs to support real-time and batch processing for analytics and reporting platforms.
- Ensured data consistency and reliability through validation checks, error handling, and version control of integration logic.
- Integrated on-premise and cloud-based data platforms (AWS, Azure) to support scalable and hybrid data architectures.
Android Engineer
SparePap
Nairobi
01.2023 - 12.2023
- Spearheaded the development of Android apps from scratch.
- Optimized app load times by 25%, improving overall user experience.
- Identified and resolved bugs pre-launch, reducing downtime by 20%.
Tech Lead/Android & Backend Engineer
HAVA
Nairobi
10.2021 - 10.2023
- Actively designed and developed Android native apps for smartphones and tablet devices; wrote code to create features such as push notifications, geolocation services & payment gateways.
- Integrate Google's Turn to Turn Navigation feature, being one of the first companies to do so in Africa.
- Analyse real-time usage data to troubleshoot bugs in existing projects while improving app speed performance.
- Create an AI tool for automatic user validation during onboarding.
Backend Software Developer
ZUMI
Nairobi
07.2022 - 12.2022
- Developed and maintained backend services using NodeJs and TypeScript, ensuring efficient data processing and system scalability.
- Built and optimized APIs for seamless integration between the backend and partner platforms, improving data exchange reliability.
- Leveraged AWS and Google Cloud to enhance infrastructure reliability and scalability, supporting the growth of ZUMI's marketplace.
- Collaborated with the frontend team to optimize API design, ensuring a smooth user experience for wholesalers and retailers.
- Contributed to code reviews and testing, ensuring adherence to best practices and high-quality software delivery.
Software Engineer
IVANSIL
04.2022 - 06.2022
- Led the design and development of a Flutter-based mobile platform for managing car wash operations, including features for point of sale (POS).
- Implemented key features for record-keeping and data manipulation, enhancing efficiency and ease of use for car wash business owners.
- Deployed Google Cloud services to manage backend infrastructure, ensuring data reliability and scalability.
- Worked closely with stakeholders to gather requirements, design solutions, and implement features aligned with business needs.
- Conducted testing and optimization, reducing response times and improving overall app performance.
Software Engineer
Ministry of Livestock
Nairobi
06.2019 - 12.2021
- Design and implement the supporting Android app from scratch.
- Design and implement the supporting backend from scratch.
- Help in Database Design and Implementation SpringBoot, aimed at retail environments.
- Integrated payment services like M-Pesa and Stripe, allowing seamless transactions and efficient financial tracking.
- Utilized data analytics for inventory and sales tracking, giving businesses insights into purchasing trends and stock optimization.
Financial Assistant
Self
01.2018 - 12.2021
- Created a mobile app using Flutter for individuals to manage personal finances, including income and expense tracking.
- Developed custom features for budgeting, financial goal-setting, and providing insights via data visualization tools.
- Integrated Google Maps API to help users track expenses by location, adding value to the analytics functionality.
Software Engineer
Shadows Liquor
Nairobi
10.2020 - 10.2021
- Actively design and develop desktop POS and ERP applications.
- Integrate Payment service providers like M-Pesa and Stripe.
- Handle both server-side and client-side designing and scaling.
Education
Mathematics and Computer Science -
Jomo Kenyatta University of Agriculture and Technology
Nairobi12.2019
Skills
- CircleCI
- GitHub Actions
- Docker
- Java
- Python
- Kotlin
- Dart
- Flutter
- SpringBoot
- Flask
- JetpackCompose
- JavaFX
- NodeJs
- ReactJs
- TypeScript
- AWS (EC2, S3)
- GCP
- MySQL
- PostgreSQL
- Redis
- DNN Object Detection
- YOLO
- OCR
- TensorFlow
- Keras
- Pytourch
- Sckit-learn
- Pandas
- Matplotlib
- NumPy
- Android (Native)
- IOS (Flutter)
- MacOs (Flutter)
- Windows (Flutter)
- Linux (Flutter)
Timeline
Data Integration Engineer
SparePap
07.2024 - 10.2024
Data Integration Specialist
Simplify IT
10.2023 - Current
Senior Software Engineer
LipaLater
09.2023 - 12.2024
Android Engineer
SparePap
01.2023 - 12.2023
Backend Software Developer
ZUMI
07.2022 - 12.2022
Software Engineer
IVANSIL
04.2022 - 06.2022
Tech Lead/Android & Backend Engineer
HAVA
10.2021 - 10.2023
Software Engineer
Shadows Liquor
10.2020 - 10.2021
Software Engineer
Ministry of Livestock
06.2019 - 12.2021
Financial Assistant
Self
01.2018 - 12.2021
Mathematics and Computer Science -
Jomo Kenyatta University of Agriculture and Technology
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