Open to opportunities

Brian Philemon

@brianphilemon

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Seasoned Senior Backend Engineer specializing in AI/ML and full-stack development.

Kenya

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What I'm looking for

I am looking for a role that fosters innovation, collaboration, and continuous learning in AI/ML technologies.

I am a seasoned Senior Backend Engineer with over 6 years of experience in full-stack development and AI/ML model training. My expertise lies in designing and implementing scalable backend systems, RESTful APIs, and microservices architecture. I have a strong track record of delivering high-performance solutions while maintaining over 90% system uptime and contributing to cutting-edge AI model development.

Throughout my career, I have advanced through various roles, culminating in my current position as a Senior Backend Developer and Technical Support Lead at Nathan Digital. Here, I have architected a comprehensive Human Resource Management System and led a technical support team, achieving a 95% customer satisfaction rate. My experience also includes working as an LLM Trainer and AI Model Specialist, where I designed training pipelines for Large Language Models and collaborated with cross-functional teams to optimize model training processes.

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Experience

Work history, roles, and key accomplishments

Current

Senior Backend Developer & Technical Support Lead

Current

Nathan Digital

May 2024 - Present (1 year 6 months)

Architected and developed a comprehensive Human Resource Management System (HRMS) using the MEVN stack, leading the database design and optimization for complex HR data structures. Designed and implemented employee management modules, payroll systems, attendance tracking, and performance evaluation features, ensuring efficient data retrieval and storage.

MongoDB Vue.Js RESTful APIs HR systems Optimization Technical Support Cross Functional Collaboration Documentation

LLM Trainer & AI Model Specialist

Turing

Oct 2024 - May 2025 (7 months)

Designed and implemented comprehensive training pipelines for Large Language Models (LLMs), contributing to significant model performance improvements. Conducted extensive benchmarking and evaluation of leading LLMs including Llama, Claude, ChatGPT, and DeepSeek across multiple performance metrics.

Large Language Models Model Training Benchmarking

Software Engineer

Senga Technologies Limited

Jun 2021 - Nov 2023 (2 years 5 months)

Led the development of a robust monolithic logistics platform with a RESTful API using Ruby on Rails and PostgreSQL, implementing a React-based frontend with Ant Design for a seamless user experience. Engineered a microservice system using Node.js and Express.js for dynamic price parsing and designed a custom GraphQL query solution with Apollo Client for comprehensive trip metrics.

Ruby on Rails PostgreSQL React

Software Engineer

SkyTOP Technologies

Mar 2018 - May 2021 (3 years 2 months)

Architected and developed DemosCAD, an innovative AutoCAD training software using .NET Framework and React, and engineered an enterprise-level RESTful API using PHP Laravel and MariaDB. Implemented GraphQL data queries with Apollo Client/Server, optimizing data retrieval efficiency, and designed and deployed microservices using Node.js and Express.js.

.NET Framework React RESTful APIs

Developer and Technical Support

OnTheGo Systems

Mar 2017 - Jan 2018 (10 months)

Developed new features for the WPML WordPress plugin, implementing multilingual support capabilities to expand platform functionalities. Provided technical support to enterprise clients, ensuring smooth operation and addressing complex issues.

WordPress WPML Technical Support

Support Engineer

Jamii Telecom Ltd

Nov 2016 - Mar 2017 (4 months)

Managed network installations, routing, and switching, ensuring robust network infrastructure. Monitored network performance and conducted troubleshooting to maintain optimal system functionality.

Routing Switching Troubleshooting Technical Support