Zephaniah wearing a jacket
● Available for projects

Hi, I'm Zephaniah

Founder & Lead Developer of ZEPHtech

Full Stack Developer · Cybersecurity Enthusiast

Building real-world systems, not tutorials.

About Me

The founder & lead developer of ZEPHtech — a software startup firm. My team and I are focused on building data-driven systems. Security is non-negotiable in everything I create.

We are already living in a digital future, the question is who is prepared for it. I work to make high-quality, professional web platforms, helping brands transition into premium, corporate-level positioning.

Zephaniah smiling outdoors

Skills

Frontend

  • HTML
  • CSS
  • JavaScript
  • React
  • Next.js

Backend

  • Node.js
  • PostgreSQL
  • API Design

Cybersecurity

  • Threat Modeling Basics
  • Authentication Flows
  • Secure DB Practices

Data Science

  • Python
  • SQL
  • Statistical Modeling

Projects

Websites

5
Live Demo

Linswrap Catering

A polished demo website built for Linswrap Catering Services — showcasing menus, services, and brand identity with a clean, appetizing layout.

Live Demo
Live Demo

Zaaky Importation

A professional business site designed for an importation brand, highlighting product categories, sourcing capabilities, and contact channels.

Live Demo
Live Demo

GIMS

A web platform for a heavy-machine operation skill acquisition center — presenting training programs, enrollment info, and operational expertise.

Live Demo
Production

Episterizo

An interactive Q&A site built to help readers better understand and engage with key themes from a pastor's published book.

View Site
Production

Motivation Quotes

My very first web project — a simple yet effective quotes site that serves daily inspiration. Where the journey into web development began.

View Site

Games

3
Live Demo

Pin Wheel Illusion

A mesmerizing visual illusion game that plays with motion perception — spin the wheel and watch your reality bend.

Live Demo
Production

Arena Dodger

A fast-paced browser game where reflexes are everything — dodge incoming projectiles and survive as long as you can in the arena.

Play Game
Production

Samurai Killer

An action-packed samurai combat game — slash through enemies with precision timing and rack up your highest kill streak.

Play Game

Achievements

Presidential Award I

Recognized with a presidential award for outstanding performance and achievement.

View

Scholarship to Anna Maria College

Awarded a scholarship to study abroad at Anna Maria College, reflecting academic promise and opportunity.

View

Built First Full-Stack Project

Designed and deployed a secure authentication system with role-based access and PostgreSQL backend.

Cybersecurity Self-Study

Completed foundational threat modeling, authentication flow design, and secure database practices training.

ZEPHtech

ZEPHtech is a software startup firm building practical, data-driven systems for real-world needs. Here are selected products developed by our team.

ZEPHtech flagship · Live product

Smart Jotter

Transforms your notes into knowledge.

An intelligent note-taking and learning platform that helps students, professionals, researchers, and anyone who learns or records information capture ideas, organize them, and turn them into useful understanding.

Explore Smart Jotter
Case study · Screenshots

School Operating System (SOS)

A role-based school management platform for administrators, teachers, and parents. It brings together academic records, subjects, grades, student and teacher records, tuition tracking, attendance, homework, approvals, audit logs, and in-app communication in one system. Access is protected with JWT authentication, role checks, password hashing, and ownership rules.

The previous public demo is no longer available, so this project is presented through its product documentation and screenshots.

In development · Product preview

GroundTruth Vision

A dual-application system for collecting and analyzing trustworthy field evidence across multiple sectors. The mobile companion app captures geotagged, timestamped photos and video, then exports verified .rvtrip data packages. The desktop explorer imports those trips, checks file integrity with SHA-256, analyzes imagery and location data, and exports evidence for decision-makers.

Mobile collector and desktop explorer previews shown below. No public link is available yet; this gallery documents the product while development continues.

Road infrastructureNGO field programsInsuranceJournalismLocal government

Contact

Have a project in mind or want to collaborate? Send me a message and I'll get back to you as soon as possible.