Andrew Gagi
I am a Nairobi-based technology professional with over five years of experience in designing and building robust digital solutions across HealthTech, FinTech, and E-Commerce.
About
I am a Nairobi-based technology professional with over five years of experience in designing and building robust digital solutions across HealthTech, FinTech, and E-Commerce. I specialize in secure and scalable system architecture using modern JavaScript frameworks, cloud infrastructure, and blockchain technologies. As an AWS Certified Solutions Architect, I combine technical expertise with a practical understanding of user needs and business goals to deliver impactful, end-to-end digital systems.
I have a strong track record of improving system performance, ensuring compliance in sensitive sectors, and maintaining high client satisfaction and retention. I am passionate about leveraging technology to solve real-world problems and continuously expanding my expertise in emerging technologies.
- 2 years' experience
- Joined June 2025
Skills· 16
Languages
- EnglishFluent
Industry experience
- Software & Internet
- Healthcare
- Financial Services
- Retail
- Travel & Hospitality
Work experience· 4 roles
Developed a low-latency trading bot with a 0.4-second execution time using the Raydium API. Reduced failed transactions by 65% through a dynamic slippage adjustment algorithm. Implemented secure multi-signature wallets for high-value asset protection. Built a Telegram integration system for delivering over 1,200 trading alerts daily. Created a comprehensive backtesting tool using four years of historical market data.
Designed and implemented a real-time ordering system processing over 500 transactions daily. Enhanced backend performance by reducing API latency by 300ms through optimized database queries. Implemented a secure role-based access control system for multi-tenant hotel dashboard access. Successfully integrated NCBA MPesa payment gateway for seamless mobile transactions. Re-architected AWS cloud infrastructure, reducing monthly operational costs by 25%.
Migrated a monolithic architecture to a modular microservices structure using NestJS, improving performance by 50%. Enforced HIPAA and Kenya Data Protection Act compliance through advanced encryption methods. Integrated AI-driven diagnostics with a 92% accuracy rate, improving healthcare outcomes. Reduced server costs by 40% through strategic AWS resource optimization. Led UI/UX redesign initiatives using Next.js, resulting in a 22% increase in booking conversions.
Education
Certifications and awards
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