George Sindilar

Cloud migration and integration platform Leading the migration of on-premises enterprise services to a scalable, event-driven Azure architecture, with a focus on API governance and accessibility. • Migrated on-premises enterprise services to a fully event-driven Azure architecture spanning ~30 Function Apps and hundreds of Logic Apps integrated via Service Bus, enabling reliable, near real-time data flow across all connected systems. • Eliminated cross-team release bottlenecks and cut infrastructure co

B2B product configurator & ERP integration platform Sole backend owner of a cloud-native B2B product configurator and pricing engine used by international distributors to configure products and stream validated orders into the corporate ERP pipeline. Owned the full lifecycle — from architecture and implementation to multi-environment deployment. • Built and shipped a fully documented REST API from scratch as sole backend owner on .NET Azure Functions with Entity Framework Core and Azure SQL, with automa

Cloud systems integration layer Cloud integration work for a leading business consulting and auditing provider, whose data was kept in sync across systems by a slow, error-prone manual process. • Eliminated the manual data replication process and the human errors that came with it by designing and implementing a new automated integration layer between all the systems that required data synchronization. • Built the event-driven integration architecture on Azure Service Bus, Logic Apps, and Function Apps

Roofing industry platform Technical lead on a roofing industry platform held back by poor performance and the lack of an accounting module for invoicing, payments, and transaction management. • Built the accounting module the platform was missing — invoicing, direct in-app payment processing through Heartland Payment System, and transaction management — removing the manual data entry accountants had been doing. • Removed the performance bottlenecks that were limiting how many users the platform could s

Car auction platform modernization Car auction platform where outdated technology and processes had made every new feature slow and expensive to ship. • Replaced an unmaintainable legacy platform, accelerating feature delivery and cutting ongoing maintenance effort by rebuilding the car auction system from the ground up using .NET, WPF, and Azure cloud services (Function Apps, Service Bus, API Management, App Services).

Accommodation booking platform Leading US accommodation booking provider at risk of losing clients to poor application performance and no way to embed the booking system into their own sites. • Doubled new client acquisition in the first year by re-architecting the core application to resolve performance bottlenecks and building an embeddable booking widget for third-party integration.

Grocery eCommerce platform Grocery eCommerce platform losing clients each year to an aging application, slow feature delivery, and no way to tailor the product per retailer. • Won 3 of the industry's biggest retailers as clients and brought back customers who had previously churned by rewriting the application on newer technology and building a plugin model that let each client have its own customizations.