I’m a versatile software engineer with 8+ years of experience building full-stack applications, cloud solutions, ERP integrations, automation systems, reporting platforms, and production software architecture.
My experience spans FinTech, cybersecurity, DevOps, transportation, enterprise systems, and AdTech. I focus on scalable backend systems, practical automation, strong database design, and maintainable software.
Python • JavaScript • TypeScript • C# • PHP • T-SQL • PowerShell • VB/VBA • HTML/CSS
React • Next.js • Redux • Angular • React Native • Expo • Bootstrap • Material UI
FastAPI • Django • Node.js • Express.js • .NET • Laravel
SQL Server • PostgreSQL • MySQL • MariaDB • MongoDB • Redis • SQLite • Firebase • Firestore • Supabase
AWS • Azure • Google Cloud Platform • Docker • Jenkins • GitHub Actions • GitLab CI/CD • IIS • Linux • SSH
pytest • Jest • Postman • Flake8 • isort • Black
- Built a Blazor Server inventory auditing platform used on Android barcode scanners for more than 25,000 inventory items, helping teams complete audits over 40% faster.
- Optimized complex SQL Server queries and stored procedures, reducing execution times from several minutes to under one second.
- Created enterprise reports and dashboards with Crystal Reports, Telerik, and SSRS for daily operational use.
- Developed Python and VBA automation for camera input, database comparison, filtering, and image-generation workflows.
- Built and maintained React Native applications for warehouse and inventory operations.
- Led a migration from Salesforce to a self-hosted CRM, reducing recurring software costs by thousands of dollars per month.
- Automated Windows workstation provisioning with PowerShell and AutoHotKey, reducing setup time from about 2 hours to under 20 minutes.
- Built API integrations, data synchronization tools, and Git-based CI/CD pipelines.
- Developed Python and JavaScript automation for advertising analytics and reporting workflows handling more than $200,000 in monthly ad spend.
- High-performance FastAPI services
- AI-powered backend applications
- Data engineering and automation
- Web3 infrastructure
- Cloud-native systems
- Open-source developer tools
- Bachelor of Science, Software Development — Western Governors University
- AWS Certified Cloud Practitioner — Valid through July 2028
- Full-Stack MERN Portfolio
- FastAPI backend APIs
- AI and RAG applications
- Blockchain and Web3 tools
- Automation and data-processing systems
- Enterprise reporting and database optimization
- Email: geraldthejohnson@gmail.com
- LinkedIn: Gerald Johnson
- GitHub: gerald1124-code
Building reliable software, improving business workflows, and turning complex systems into practical solutions.