Principal Architect. I design and build software systems where data correctness, security, and transaction integrity are non-negotiable. My focus is on database transaction boundaries, concurrency protection, and structural isolation—engineering platforms to withstand stress without compromising data state.

I care deeply about how things work — from UI rendering and animation pipelines, down to data modeling, system boundaries, and execution trade-offs.

• System Design & Architecture
  • Backend-for-Frontend (BFF) patterns
  • Domain-driven design and decoupled, layered architectures
  • Repository patterns for transaction safety
• Web Engineering
  • Data-heavy UI and dashboard architecture
  • Scroll-driven and interaction-based storytelling
• Data & Infrastructure
  • PostgreSQL (relational database modeling and indexing strategies)
  • Type-safe data access layers
  • Pragmatic deployment workflows and Linux infrastructure

• SaaS Ticketing Platform – High-concurrency event transactions, pessimistic locking boundaries, multi-tenant RBAC, and database-level inventory safety.
• Government Services Platform – Multi-agency workflows, PostgreSQL database models, and BFF architecture.
• Developer Portfolio – Performance-focused, animation-driven motion systems.

Detailed case studies and system breakdowns live here:
👉 isaacgitonga.com

• Backend & Orchestration: Node.js, Express, Next.js (App Router), TSyringe, Prisma ORM
• Databases: PostgreSQL, MySQL, Redis
• Frontend: TypeScript, React, Tailwind CSS, GSAP (ScrollTrigger & Motion Timelines)
• Infrastructure & Tooling: Neon, Cloudflare (object storage), Netlify, Vercel, Linux, Git

• Architecture is not about overengineering — it’s about making change cheap.
• Performance is a feature, not an afterthought.
• Motion should serve clarity, not decoration.
• Strong abstractions must earn their keep over time.
• Understand fundamentals first, then scale complexity deliberately.

I use GitHub to ship real systems, explore architectural ideas, and refine engineering judgment — not just to collect stars.