Available for collaborations

Hi, I'm

Micah Kesiena

Security Focused Full Stack Developer

I build modern, high-performance web applications with security and scalability at the core. Specialized in full-stack architecture, penetration testing, and robust digital systems.

"Move fast, break nothing — patch what you break."

View ProjectsLet's Connect
Based in Ogun State, Nigeria
EXPLORE_SYSTEM
SYS_IDENTITY // 01

About Me

PROFILE_SUMMARY
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I'm a Security Focused Full Stack Developer and Penetration Tester who specializes in crafting high-performance, accessible, and secure web applications.

From architecting modern reactive frontends to hardening server-side APIs and conducting penetration tests, innovation begins with resilience. I engineer software that protects user data without compromising speed or user experience.

CORE_PHILOSOPHY

"Move fast, break nothing — patch what you break."

PILLAR_01Full StackEnd-to-end architecture
PILLAR_02SecurityVulnerability & PenTesting
PILLAR_03Modern WebReact, Next.js & Astro
PILLAR_04PerformanceZero-bloat optimization
Typing Benchmark
50WPM
15s
99% Acc
EN
CRYPTOGRAPHIC_CORE
ACTIVE_SYSTEM
THREAT_LEVEL: ZEROINTEGRITY: 100%
SYS_ARCHITECTURE // 02

Tech Ecosystem

An interactive 3D topology of modern frameworks, type systems, and database engines. Hover and explore the connected nodes to inspect system architecture.

TypeScriptFrontend

Static typing for scalable, bug-resistant architectures.

TY
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TypeScriptLanguage
JavaScriptLanguage
ReactFrontend
Next.jsFull-Stack
Node.jsBackend
Tailwind CSSStyling
AstroFramework
ExpressBackend
PrismaORM
PostgreSQLDatabase
MongoDBDatabase
RedisCache / Queue
GitDevOps
SupabaseBaaS
DEPLOYMENTS // 04

Featured Projects

Explore All Projects
STATUS: COMPLETED
FEATURED_DEPLOYMENT // 01

Vertex Canvas

Real-time Developer Kanban & Workflow Orchestrator

A premium, high-performance workspace and productivity application designed for developers, creators, and teams to map workflows, track tasks, and collaborate in real-time. Built with resilient full-stack architecture, ACID-compliant database models, and strict type safety.

Next.jsTypeScriptPrismaPostgreSQLTailwind CSS
Launch DemoSource Code
SYSTEM: KANBAN_COREONLINE
VC
Workspace & Workflow CanvasFull-stack React & Next.js realtime collaborative board
LATENCY: 18msSECURITY: STRICT
ID // 02COMPLETED

Next Hub Ecommerce

A high-performance e-commerce platform built with Next.js, featuring a seamless shopping experience, reactive state pipelines, and robust backend integration.

Next.jsTypeScriptReactTailwind CSS
Live Preview
ID // 03COMPLETED

Doctor Appointment Service

A doctor appointment booking platform: Next.js frontend on top of a Spring Boot REST API with JWT authentication, bucket4j rate limiting, and Flyway-managed PostgreSQL migrations.

Next.jsSpring BootJavaPostgreSQLJWT
Live Preview
ID // 04COMPLETED

ZeroJs Blog Engine

A zero-JS markdown/MDX blog engine built on Astro with type-safe content collections, syntax highlighting, and RSS generation.

AstroTypeScriptMDX
Live Preview
ID // 05IN PROGRESS

DevSec Scanner CLI

A security command-line tool that inspects network services for open ports and vulnerable configurations, generating actionable hardening reports.

PythonNetwork ProtocolsSecurity Analysis
Codebase in stagingInternal tool

PROJECT_LOG.sh

SYS_BUILD_VER: 2026.1
──────────────────────────────────────────────────────────────────────────
INDEXPROJECT_NAMESTATUS
01VERTEX CANVASCOMPLETED
02NEXT HUB ECOMMERCECOMPLETED
03DOCTOR APPOINTMENT SERVICECOMPLETED
04ZEROJS BLOG ENGINECOMPLETED
05DEVSEC SCANNER CLIIN PROGRESS
> END_OF_LOG -- Total Active Records: 05■

Looking for the full deployment archive?

Explore all live applications, source repositories, and experimental builds in the projects directory.

Explore All Projects
CLIENT_WORK // 04B

Client & Collaborations

Production work shipped for clients and alongside other developers.

EA
Client Project

E&A Atelier

FOR // E&A Atelier · ROLE // Full-Stack Developer

Editorial e-commerce platform for a slow-luxury crochet studio: multi-currency storefront, Paystack checkout, bespoke commission intake, and a private admin studio for managing the catalog and orders.

  • Paystack checkout with server-side verification and webhook handling
  • NGN / USD / EUR / GBP currency switching with FX snapshot stored per order
  • Admin studio: products, orders ledger, patrons, and commissions
  • Google OAuth sign-in and Server Actions for auth, orders, and inquiries
Next.jsReactTypeScriptPrismaPostgreSQLTailwind CSSPaystack
Visit Live Site
05
CHRONOLOGY // 05

Developer Journey

A verifiable timeline of software architecture, engineering milestones, and security practice.

2025 — PRESENTCURRENT

Security Focused Full Stack Developer & Penetration Tester

Independent Practice & Security Research

Specializing in engineering resilient, high-throughput web applications with security by design. Performing penetration testing, vulnerability discovery, and modern full-stack development across modern frameworks.

TypeScriptNext.jsAstroNode.jsPenTestingAPI Hardening
2024 — 2025SHIPPED

Full-Stack Architect & Creator

Vertex Canvas Platform

Architected and deployed Vertex Canvas, a real-time developer workspace tool for mapping workflows and task collaboration. Implemented type-safe database schemas with Prisma and PostgreSQL, along with concurrent state handling.

Next.jsTypeScriptPrismaPostgreSQLTailwind CSS
2024SHIPPED

Frontend & Full-Stack Developer

Next Hub E-Commerce System

Engineered an end-to-end modern e-commerce web platform featuring dynamic catalog filtering, responsive cart pipelines, and cloud deployment pipelines.

Next.jsReactTypeScriptTailwind CSSVercel
2023 — 2024COMPLETED

Developer & Systems Explorer

Core Web Engineering & Security Foundations

Deep dive into asynchronous JavaScript/TypeScript, server architectures with Node.js and Express, relational and NoSQL database modeling, and fundamental network security concepts.

JavaScript (ES6+)Node.jsExpressMongoDBGitLinux
TELEMETRY // 03

GitHub Operations

GITHUB_ID

@DevTechMike-Coder

Open-source & production repos

TOTAL_CONTRIBUTIONS

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Recorded across the past year

REPOSITORIES

Public Repos

View codebases & contributions

ENGINEERING_FOCUSPROD_READY

Sec & Full-Stack

Next.js • Astro • Node • TypeScript

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Synchronizing GitHub API telemetry...
COMMUNICATION // 06

Initialize Contact

Got A Project?

Let's work together and build something truly amazing.

Available for full-stack web applications, security reviews, penetration testing, and modern frontend architectures.

DIRECT_INBOXmicahkesiena@gmail.com
VERIFIED_CHANNELS
ENGAGEMENT_STATUSAVAILABLE FOR CONTRACT
TIMEZONE: WAT (UTC+1)EST. RESPONSE: < 24H
SECURE_DISPATCH_PORTALREADY
Encrypted transmission • Direct response