W4GGJ — POTA Activator · Amateur Radio · Tampa Bay, FL | 📻 Ham radio content worth reading — subscribe & grab your free Go-Bag Checklist

Software by W4GGJ

TavaOne // Dev

Ham radio tools built in the field, refined at the desk. Built for operators, by an operator.

Available for Hire

Custom SaaS Development

Need a tool built for your specific workflow? I design and build lightweight, fast web applications — from internal ops tools to customer-facing SaaS products — with clean UI and real-world deployment.

⚙️
Internal Tools & Ops Automation

Custom dashboards, workflow tools, and automation layers built around how your team actually works — not a generic SaaS template.

📱
Mobile-First Web Apps

Browser-based apps that work on any device without an app store. Fast, offline-capable, and built to handle real field conditions.

🔗
API & Integration Development

Connect your existing tools — Google Drive, social platforms, payment processors, or custom backends — into a unified workflow.

🚀
MVP to Production

From idea to deployed product. I handle the full stack — frontend, backend, database, auth, and hosting — so you can focus on your business.

Built with

FastAPI Vanilla JS Supabase Stripe Google APIs Render Shopify Python

Have a project in mind? Let's talk.

Start a Conversation →

TavaOne // Studio

Live

Social media content engine for creators

Upload your media, map your brand voice, and automatically generate captions for Facebook and Instagram. Direct-publish without leaving your workflow.

  • AI caption generation from image analysis
  • Custom brand voice instructions
  • Direct publish to Facebook & Instagram
  • Multiple caption variations per image

TavaOne // TavaScope

Live

POTA activation analyzer & dashboard

Drop in your ADIF log and get a full activation breakdown — contact map, band performance, QSO rate windows, furthest contact, and downloadable stat cards for your blog.

  • Leaflet.js contact map by grid square
  • Best 1-hour & 15-minute rate windows
  • Most productive band & mode stats
  • Blog card & dashboard screenshot export

TavaOne // Activate

Live

Field activation logger for POTA & portable ops

A dedicated logger and field notes app built for portable operators. Log contacts, capture activation notes, and save everything to your own Google Drive — all from the browser, on any device.

  • QSO logging with QRZ callsign lookup
  • POTA park lookup by reference
  • Field notes with weather auto-fill
  • Google Drive auto-save after each activation
  • One-click push to TavaScope for analysis

TavaOne // QSO

Beta Testing

Full-featured desktop QSO logger

A dedicated home station logging interface built for the shack, not the field. While Activate handles portable ops, QSO Logger is designed for contesting, DXing, and everyday home station use with a full desktop workflow.

  • UDP bridge for WSJT-X & GridTracker
  • Multi-program support (POTA, SOTA, WWFF, IOTA)
  • QRZ XML callsign lookup
  • ADIF & CSV export

TavaOne // Field Notes

Beta Testing

Standalone activation field capture

The content creation layer for POTA operators. Activate captures your log — Field Notes captures everything else. Photos, audio clips, gear notes, and band conditions all feed into an auto-generated blog post scaffold ready to publish when you get home.

  • On-site photo & audio capture
  • Gear checklist with saved loadouts
  • Auto blog post scaffold from activation data
  • Pulls QSO data directly from Activate

TavaOne // Orchestrator

Private

Game store event management & publishing

A private event operations platform built for game stores. Manage your event calendar, gather registrations, and push event announcements directly to social media — all from one place, without juggling five different tools.

  • Event creation, scheduling & registration management
  • Automated social media publishing per event
  • Attendee tracking & check-in
  • Private deployment — not publicly available

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  • Live
    TavaOne Education Nonprofit site for ham radio mentorship.
  • Live
    GCCC Club Website Website for a Gulf Coast HF contesting club.
  • Live
    Balance Your World Public website with membership, billing & class booking for a martial arts school. Client build.
  • Live
    Kinney Karate Website for a martial arts school. Client build.
  • Live
    Soke Kinney Memorial Memorial tribute & fund site with online donations, honoring a martial arts founder. Client build.
  • Live
    Elite Membership Custom recurring-membership & billing system for a game store. Client build.
  • Private
    GCCC Contest Dashboard Live N1MM contest war-room stats & historical database.
  • Private
    TavaOne // Project Manager Self-hosted multi-project command center.
  • Private
    Kinney Karate Summer Camp Summer-camp registration & payments for a martial arts school. Client build.
  • Private
    Balance Event Signage Cloud-driven digital signage & event board for a game store. Client build.
  • Private
    SPFUMC Church Signage Cloud-driven digital signage system for a church. Client build.

Open a Channel

Start a Transmission

Whether you need a custom tool built from scratch or want to extend an existing workflow — send your callsign and project details. I'll come back with a signal report.

Operator
Joe W4GGJ
QTH
St. Petersburg, FL
Stack
FastAPI · Supabase · Vanilla JS
Mode
OPEN FOR REQUESTS
Typical response
Within 24 hours
Project types
SaaS · Internal tools · Integrations · MVPs
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