FULL-STACK DEVELOPER
Full-stack
Developer.
I help SaaS and fintech companies ship high-performance, conversion-optimised interfaces.
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Years of Experience
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Projects Shipped
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Hours Invested
About Me
I build systems end-to-end — clean architecture, reliable data flow, and interfaces that just work.
This is me.
Hi, I'm Kaizen.
I'm a full stack developer with around 5 years of experience building web applications, dashboards, and system-driven interfaces. I work across both frontend and backend — turning complex ideas into clean, functional products without unnecessary complexity.
My work centres on practical architecture, reusable components, and reliable data flow between client and server. I care less about trends and more about building systems that are stable, scalable, and maintainable over time.
Currently expanding into cybersecurity — learning how modern products are attacked and defended, and how to apply that thinking to the systems I build.
chiemeried321@gmail.com →
Kaizen
Full Stack Developer
Go Sabi — Cybersecurity
Just getting started — learning the fundamentals of network security, ethical hacking, and how systems get compromised. Still early days but committed to seeing it through.
# still learning — building foundations before going deeper
My Stack
Tools & Technologies
Philosophy
How I Think
I build systems, not just screens. Every project starts with understanding the business goal, then designing for scalability, performance, and real-user needs.
Business-First Thinking
Before touching code, I understand the goal: what metric needs to move? Every UI decision traces back to a business outcome — conversion rate, time-to-insight, support ticket reduction.
Systems Over Screens
I design for scale. Component architecture, data-fetching strategies, and state management patterns are planned upfront so the codebase can grow without rewrites.
Performance as a Feature
A 3-second load is a lost user. I treat Lighthouse scores and Core Web Vitals as product requirements, not nice-to-haves. Bundle splitting, lazy loading, and server components are defaults.
Ship, Then Sharpen
I bias toward momentum. A working feature that ships beats a perfect feature that doesn't. I ship iteratively, measure, then improve — informed by real user behaviour.
— kaizen —
Live Preview
See it in Action
A sample of the kind of real-time dashboards I build — interactive data visualisation with an AI insight layer.
Career
My Experience
Building and refining frontend systems with a focus on performance, scalability, and clean architecture.
Frontend Engineer
Building and refining frontend systems for web applications with a focus on performance, scalability, and clean architecture. Working independently on real-world projects, translating ideas into production-ready interfaces.
- ▹Developed responsive dashboards with dynamic data rendering and optimized state management
- ▹Improved load performance using code splitting, lazy loading, and asset optimization techniques
- ▹Designed reusable component structures to maintain consistency across multiple projects
UI Engineer
Focused on mastering modern frontend development by building and iterating on multiple UI-heavy applications. Emphasis on design precision, usability, and developer workflow.
- ▹Built and deployed interactive web interfaces, including chat-style UIs and productivity tools
- ▹Achieved high performance and accessibility standards through testing and optimization
- ▹Created reusable UI components and documented them for scalability and reuse
Work
Selected Projects
A selection of production-grade interfaces built for SaaS, fintech, and AI companies.
SpendWise
A personal finance tracker that helps you monitor income, expenses, and savings goals — built for everyday use.
DevBoard
A developer-focused Kanban board for managing freelance projects, tasks, and client work — without the bloat.
QuickInvoice
An invoice generator for freelancers — create professional invoices in under a minute and send them straight to clients.
StudyTrack
A learning tracker for developers studying courses, certifications, or programmes — built to stay consistent.
_01.SpendWise
A personal finance tracker that helps you monitor income, expenses, and savings goals — built for everyday use.
_02.DevBoard
A developer-focused Kanban board for managing freelance projects, tasks, and client work — without the bloat.
_03.QuickInvoice
An invoice generator for freelancers — create professional invoices in under a minute and send them straight to clients.
_04.StudyTrack
A learning tracker for developers studying courses, certifications, or programmes — built to stay consistent.
Open Source
GitHub Activity
View ProfileFetching from GitHub…
Social Proof
What Clients Say
Kaizen delivered our fintech dashboard ahead of schedule and above spec. The real-time data layer and the attention to performance were exactly what we needed — our ops team went from dreading Monday reports to checking the dashboard first thing every morning. Genuinely impressive work.We brought Kaizen in to build our prompt engineering tool from scratch. What stood out was not just the code quality but the product thinking. He asked the right questions, pushed back on scope that didn't serve the user, and shipped a product our enterprise customers call 'the best UI they've used for AI tooling.' Would hire again without hesitation.Join the Dev Circle 👋
A WhatsApp group for developers — sharing resources, project feedback, job leads, and accountability. Free to join.