Available for Contract Engagements

Paresh Hirapara

Lead Full-Stack Developer  ·  Enterprise Application Engineer

Hands-on engineer with 30 years of enterprise software delivery. Expert in .NET, Blazor, MAUI, and Azure — building secure, scalable applications across web, mobile, cloud, and device platforms. Based in West Palm Beach, FL, working remotely nationwide.

Get in Touch View Experience
30+
Years Experience
6+
Major Enterprise Clients
.NET
Core Expertise
Azure
Cloud Platform

About Me

I bring deep technical execution alongside strong leadership — I lead architecture, mentor teams, and stay hands-on with code every single day.

What I Do

I design and build enterprise-grade full-stack applications — from greenfield product development to modernizing legacy systems. I work closely with business stakeholders to translate complex requirements into clean, maintainable software that scales.

How I Work

Contract-based engagements, fully remote. I integrate with your team like a trusted senior technical partner — Agile/SAFe practices, clear communication, and a bias toward delivering working software over documentation.

Core Technical Skills

Depth across the full stack — from device firmware to cloud architecture.

🌐

Web Development

C#ASP.NET Core Blazor (Server & WASM)MVC / Razor AngularReact TypeScriptTailwind BootstrapTelerik/Kendo UI
📱

Mobile Development

.NET MAUIXamarin iOS (Swift)Android (Java) Offline SyncBarcode Scanning Rugged DevicesCI/CD for Mobile
🖥️

Desktop & Device

WPFAvalonia Uno PlatformUWP Windows IoT CoreLinux MVVMSQLite
⚙️

Back-End & Integrations

ASP.NET Core Web APIREST SOAPRabbitMQ KafkaAzure IoT Hub Azure Service BusTwilio FirebaseAWS SQS
🗄️

Databases

SQL ServerPostgreSQL OracleSnowflake DB2MySQL Redis
☁️

Cloud & DevOps

Azure App ServicesAzure Functions API GatewayKey Vault WAFAWS GCPAzure DevOps GitHub Actions

Professional Experience

30+ years of continuous enterprise delivery across industries.

Confidential — Provided Upon Request
Full-Stack Lead Developer (Contract)
📍 Remote
Jul 2020 – Present
  • Built and enhanced customer-facing apps using Blazor, modernizing legacy Angular/React systems.
  • Migrated mobile apps from Xamarin to .NET MAUI with custom charts, Telerik, and Blazor modules.
  • Developed ASP.NET Core APIs integrating Oracle, PostgreSQL, Snowflake, and legacy SOAP services.
  • Designed Azure architectures: App Services, API Gateway, Function Apps, Key Vault, and WAF.
  • Created CI/CD pipelines with Azure DevOps and GitHub Actions for automated multi-environment deployments.
  • Integrated ERP (Infor), accounting, asset management, Adobe PDF workflows, RabbitMQ, and Kafka.
TherapeuticsMD
Full-Stack Lead Developer (Contract)
📍 Boca Raton, FL (Hybrid)
Mar 2018 – Jun 2020
  • Led development of a secure patient self-service portal (pharmacy-as-a-service).
  • Built Angular + ASP.NET Core apps with Telerik Kendo UI and custom UX workflows.
  • Integrated payment systems: First Data, Paymentus, and Stripe (credit card, ACH, subscriptions).
  • Collaborated with pharmacists and business teams on requirements, UX flows, and Adobe XD prototypes.
  • Migrated infrastructure from on-prem to hybrid AWS + GCP. Established CI/CD via TeamCity.
Johnson Controls
Full-Stack Lead Developer (Contract)
📍 Milwaukee, WI (On-Site)
Jul 2016 – Mar 2018
  • Built next-gen smart thermostat platform using C# UWP on Windows IoT Core with custom Qualcomm hardware.
  • Architected shared components across UWP, Xamarin mobile, and ASP.NET MVC web applications.
  • Developed Azure backend with IoT Hub (early beta), Web API, and SignalR for real-time updates.
  • Led Stripe integration for device purchases, subscription billing, and reconciliation.
UPS Ground Freight
Full-Stack Lead Developer (Contract)
📍 Remote
Mar 2012 – Jul 2015
  • Built operational efficiency suite across mobile (Xamarin), desktop (WPF), and web (ASP.NET).
  • Developed rugged mobile apps for forklift workers with barcode scanning, offline mode, and push notifications.
  • Designed WPF planning tools with Bing Maps and Telerik. Migrated on-prem systems to Azure multi-tenant.
CSX Transportation
Full-Stack Developer (Contract)
📍 Jacksonville, FL
Sep 2003 – Apr 2012
  • Built Java-based reservation and logistics systems replacing legacy mainframe workflows.
  • Integrated with enterprise systems via WebSphere, CICS, DB2, Oracle, and custom socket libraries.
  • Designed highly graphical web apps for coal car distribution and train operations.
Early Career — Fidelity National Financial & CSX Transportation
Full-Stack Developer
1996 – 2003
  • Led development of large-scale B2B integration platforms: Java, J2EE, WebLogic, JMS, SOAP, XML, Oracle.
  • Built transportation, logistics, billing, and dispatch systems. Custom transaction servers and imaging systems.

Industries Served

Domain knowledge that makes the difference between a developer and a partner.

💊

Healthcare / Pharma

Patient portals, pharmacy-as-a-service, secure billing

🏭

Industrial IoT

Smart devices, IoT Hub, real-time control systems

🚚

Logistics & Transportation

Freight ops, dispatch, rugged mobile, mainframe migration

🏦

Financial Services

B2B integrations, billing systems, payment processing

🏗️

Enterprise SaaS

Multi-tenant platforms, ERP integrations, Azure architecture

🤖

AI-Augmented Dev

LLM integration, AI-assisted workflows, modern tooling

Get in Touch

Available for contract engagements. Let's talk about your project.

I take on select contract engagements where I can make a meaningful impact — modernizations, greenfield builds, or stepping in as a technical lead on a complex initiative.

📍
Location
West Palm Beach, FL  ·  Remote
📧
📞
💼
An unhandled error has occurred. Reload ✕

Rejoining the server...

Rejoin failed... trying again in seconds.

Failed to rejoin.
Please retry or reload the page.

The session has been paused by the server.

Failed to resume the session.
Please retry or reload the page.