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jwaiswa7/README.md

🚀 Joshua Waiswa

Senior Software Engineer • Infrastructure Architect • Fintech & AI Systems Builder

I build backend systems that scale.
High-traffic APIs • Financial Infrastructure • AI Integrations

🧠 About Me

I’m a Senior Software Engineer with 10+ years of experience designing and scaling production systems across Fintech, Banking, E-commerce, and AI-powered platforms.

I specialize in building backend architecture that handles:

  • 💳 High-volume financial transactions
  • ⚡ Performance-critical APIs
  • 🔐 Secure infrastructure
  • 🤖 AI-driven workflows

I don’t just ship features.
I design systems that survive real-world traffic.

🛠 Core Stack

💻 Languages & Frameworks

🗄 Databases

☁ Infrastructure & DevOps

📊 Observability & Performance

🔥 What I Build

💳 Fintech Infrastructure

  • ACH integrations
  • KYC systems
  • High-volume transaction APIs
  • Financial compliance pipelines

🤖 AI-Powered Platforms

  • LLM integrations
  • Organizational performance insights
  • Workflow automation systems
  • Intelligent analytics dashboards

⚙️ Performance & Reliability Engineering

  • Scalable API architecture
  • Background job optimization (Sidekiq)
  • Infrastructure tuning
  • Production incident response

🏆 Impact Highlights

  • 🚀 Scaled API infrastructure handling high-volume financial transactions
  • 🤖 Built AI-driven insights systems used in production
  • ⚡ Reduced system bottlenecks and improved throughput significantly
  • 🔐 Hardened production servers & maintained blockchain nodes
  • 🧪 Implemented strong E2E and TDD strategies ensuring reliability

🎓 Education

B.Sc. Telecommunications Engineering
Makerere University

💡 Engineering Principles

  • Systems > hacks
  • Observability is mandatory
  • Clean architecture wins long term
  • Scale intentionally

🤝 Let’s Build Something That Scales

If you're building:

  • A fintech platform
  • A high-traffic API
  • An AI-powered product
  • Or infrastructure that must not fail

Let’s connect. jwaiswa7@gmail.com

Code. Scale. Repeat.

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