Barney R. Gilliom
Full-Stack Software Engineer
Kampala, Uganda · U.S. home of record: Wimauma, Florida
U.S. citizen · Open to remote roles worldwide
Barney R. Gilliom
Kampala, Uganda · U.S. home of record: Wimauma, Florida
Professional Summary
Full-stack software engineer building production systems with Python, TypeScript, React, Django, FastAPI, and PostgreSQL. Independently delivers secure operations platforms from requirements through Railway deployment, including JWT/RBAC authorization, encrypted secrets, Stripe billing, audit trails, offline workflows, automated tests, and CI gates. Current flagship work demonstrates SaaS operations automation, governed database access, and jurisdiction-aware fleet compliance. Brings 25 years of precision-driven federal operations, military electronics, and QA experience to software that must remain dependable under real operating conditions.
Technical Skills
Languages
- •Python
- •JavaScript (ES6+)
- •TypeScript
- •Java
- •SQL
- •PowerShell
- •Bash
QA & Testing
- •Acceptance-criteria verification
- •Regression testing
- •Python unittest
- •Jest
- •Vitest
- •Testing Library
- •Playwright E2E
- •API/E2E testing
- •CI pipeline validation
- •Bug reporting
- •Test case design
Backend & APIs
- •Django
- •Django REST Framework
- •FastAPI
- •Flask
- •Node.js
- •Express.js
- •Celery
- •Django Channels
- •WebSockets
- •SQLAlchemy
- •Alembic
- •RESTful design
- •JWT & session auth
- •RBAC
- •OpenAPI/Swagger
Frontend & UI/UX
- •React 18/19
- •TypeScript
- •Vite
- •Framer Motion
- •Bootstrap 5
- •Tailwind CSS
- •Zustand
- •React Router
- •HTML5/CSS3
- •Responsive design
- •ARIA accessibility
Mobile
- •Android (Java)
- •Android (Kotlin, Jetpack Compose)
- •Capacitor (hybrid/offline-first)
Databases
- •PostgreSQL
- •SQLite
- •Redis
- •Django ORM
- •SQLAlchemy ORM
- •Alembic migrations
- •Schema design
Security
- •AES-256-GCM encryption
- •Encrypted secret vaults
- •CSRF protection
- •JWT/session auth
- •bcrypt
- •RBAC
- •Input validation
- •Parameterized SQL
- •SSL/HTTPS enforcement
- •SHA-256 integrity hashing
DevOps / CI-CD
- •Git
- •GitHub Actions
- •Docker
- •Docker Compose
- •Railway
- •Render
- •Fly.io
- •Gunicorn
- •Uvicorn
- •Terraform
- •Linux/Ubuntu CLI
Payments & AI
- •Stripe API
- •Stripe Checkout
- •Webhook handling
- •Subscription billing
- •LLM copilot integration
- •MCP server tooling
Project & Documentation
- •Agile/Scrum
- •Terms of Reference
- •Wireframing
- •Sprint planning (Trello)
- •Technical runbooks
- •MVC/MVT architecture
Professional Experience
Full-Stack Software Developer (Independent Portfolio Work)
Self-Directed Portfolio · Remote · Kampala, Uganda
Sept 2025 – Present
- →Built and deployed production applications across SaaS operations, database governance, fintech, logistics, regulatory compliance, and AI tooling on a hardened foundation for auth, RBAC, billing, and CI/CD.
- →Full SDLC ownership as sole developer: terms of reference, user stories with acceptance criteria, wireframes, usability reports, implementation, and deployment.
- →Applied Python unittest and Jest/Vitest/Playwright suites to API endpoints, auth logic, UI components, and E2E flows; used GitHub Actions to gate lint, test, build, and deployment on each push to main.
- →Delivered e-commerce, database operations, market-entry intelligence, offline-first mobile, and AI-assisted systems for East African and EU use cases.
- →Built native Android applications in Java and Kotlin/Jetpack Compose alongside Capacitor-based hybrid apps for offline-first mobile products.
Quality Assurance Analyst
Triple Canopy (Federal Contractor) · Kuwait
2018
- →QA on high-security threat-detection systems in mission-critical federal environments.
- →Diagnostics, calibration, validation protocols, and formal technical documentation per regulatory standards.
Law Enforcement Officer
U.S. Army Military Police · Waco PD · Dallas PD · Texas / Washington
1998 – 2015
- →Investigative documentation and chain-of-custody under federal and state compliance.
- →TCOLE Master Police Officer (Texas); Washington State law-enforcement equivalency certificate.
Air Traffic Controller (FAA-Certified) · Electronics Maintenance
United States Army · U.S. / Overseas
1987 – 1999
- →Zero-defect operational standards in FAA-certified air traffic control.
- →Electronics maintenance on communication, radar, and navigation systems; U.S. Army service documented on JST.
Technical Projects — Live Production
AI Software Operations Studio
Django 5, DRF, React, TypeScript, PostgreSQL, Redis, Celery, Stripe, Railway
Production software-operations workspace combining project migration, encrypted per-project vaults, quality checks, workflow automation, agency collaboration, Railway deployment, and Stripe subscription billing.
Custom-domain Railway deployment with PostgreSQL, Redis, workers, scheduled jobs, health supervision, and migrated project data.
Restricted live Stripe key, signed webhooks, Checkout, Customer Portal, and webhook-driven subscription state verified end to end.
DBOps Control Center
FastAPI, SQLAlchemy, Alembic, PostgreSQL, React, Vite, JWT, Stripe, Railway
Database operations platform with JWT + RBAC, whitelisted read-only SQL reports, incidents with audit history, scheduled delivery, OIDC SSO, and Stripe billing.
Live Stripe-backed plan limits and subscription billing; JWT + RBAC enforced on every route.
Multi-tenant RBAC, OIDC SSO, optional AI assist (OpenAI), and Railway deployment with PostgreSQL.
Public demo shows the sign-in and product shell only — evaluation login available on request.
RigHand AI
React, Django, PostgreSQL, Capacitor, Stripe, Railway
Expense and profit platform for commercial and private truck operators — offline-first sync, GPS/OBD trip logging, IFTA and Schedule C exports, native Android (Capacitor), and subscription tiers with live Stripe payments.
Offline-first IndexedDB sync, GPS/OBD mileage, and tax-ready CSV/PDF exports.
Free, Compliance Pro, and Fleet Lite tiers with live Stripe billing and payment-triggered unlock.
Certifications
- ✓AI-900: Microsoft Azure AI Fundamentals
- ✓IT Security (CompTIA)
- ✓FAA Air Traffic Controller Certification
- ✓FAA Helicopter Communication Systems/Repair
- ✓TCOLE Master Police Officer
- ✓Immersive Full Stack Software Development (SDGKU)