My name is
Mark Ndubuisi
I am a Frontend DeveloperA Frontend Developer is a software developer who specializes in building the user interface of a website or application.
DEVTOCHUKWU
Who am I?
Hi, My name is Tochukwu I am a Frontend-leaning Fullstack developer with experience in solving real world problems utilizing web technologies and tools like Next.js, Typescript, and Express. I have a problem solving skills, and take a foundational approach in solving problems. I am product oriented; I build real products that address real pain points, and I pay keen attention to details. There are over 26 million developers in the world, and yet I stand out because I'm still learning—and that's my edge.
My Skills Tech Stack
While I have soooo many skills, that I can't list here, these are my stacks:
HTML
CSS
Tailwind CSS
JavaScript
TypeScript
NextJS
Git
Java
SolidityHTMLCSSTailwind CSSJavaScriptTypeScriptNextJSGitJavaSolidityHTMLCSSTailwind CSSJavaScriptTypeScriptNextJSGitJavaSolidityHTMLCSSTailwind CSSJavaScriptTypeScriptNextJSGitJavaSolidityWhat I've been doing
Projects
Certifications
Fundamentals of Deep Learning
Nvidia Deep Learning Institute • 2025
Arit Developer Circle Hackathon
Arit Developer Circle • 2025
Certificate of Appreciation
OpenSourceNest • 2025
Work Experience
Frontend Developer @ Tetmart Nigeria
Aug 2024 - Jan 2025
Developed a specialized e-commerce platform for higher education institutions using React, featuring secure payments, user authentication, an intuitive product catalog with advanced filtering, real-time inventory management, and a responsive, high-performance shopping experience optimized for Nigerian students.
Backend Developer @ Husridge
Aug 2025 - Present
Built a full subscription billing platform (Node.js/Express, MongoDB) with Paystack integration, secure card tokenization, and HMAC‑verified webhooks for recurring invoices and trials. Implemented anti‑gaming “peak‑in‑cycle” seat billing for usage‑based fairness, with clear monthly invoice labeling and idempotent processing. Delivered production‑ready payment APIs (card setup, status, invoices, cancel), automated billing via cron, and pre‑charge reminder notifications to improve collections. Wrote comprehensive technical documentation and rollout plan; added robust error handling, observability, and secure payment flows.