Radu Luncasu

• Architected the core platform for spreadsheet reviews, version control, and change tracking—designing the foundational data model, diffing engine, and API layer from scratch.

• Built the infrastructure and CI/CD pipelines that took the product from prototype to Microsoft AppSource store.

• Selected for TechStars 2023 Summer Class—one of the few apps chosen out of thousands of applicants.

• Integrated local LLMs into the platform’s core pipeline, fine-tuning open-source models to optimize performance while keeping data on-premise for privacy compliance.

• Designed and built the shared backend infrastructure, API gateway, and service architecture powering Walzay.com (IT talent sourcing), Prosign (legal contract management for sports), and Bedly.com (long-term housing in Boston & NYC).

• Created reusable backend modules and deployment templates that reduced new project bootstrap time by 60%.

• Built the data layer, multi-tenant database schemas, and reporting infrastructure across three concurrent product lines.

• Designed the foundational platform architecture for a construction materials marketplace—API design, database schema, containerized services, and cloud infrastructure on AWS.

• Established the CI/CD pipeline, Docker-based local development environment, and deployment workflow using NestJS, PostgreSQL, and AWS services.

• Architected the end-to-end platform for Hamangiu (legal publishing)—subscription system, content delivery pipeline, full-text search via Elasticsearch, and async processing with RabbitMQ.

• Designed the shared backend services, authentication layer, and API contracts consumed by multiple frontend and mobile clients.

• Built foundational infrastructure supporting React web and React Native mobile apps across multiple product lines (Yepp, Urban Air).

• Designed and built a multi-tenant SaaS platform for congress and event management—covering participant registration, scheduling, collaboration, and content delivery.

• Architected the system to support web apps, native Android/iOS apps, Flash kiosks, and data import pipelines from a single shared foundation.

• Platform scaled to 80+ congress venues across 2013–2014, serving as the foundational infrastructure for the company’s entire product line.

• Optimized core database performance on MS-SQL (2005/2008/2012) and provided consulting on database architecture and query optimization.

• Contributed to the VA Enterprise Health Management Platform (eHMP)—a foundational healthcare system serving the US Department of Veterans Affairs.

• Built and maintained the Application Development Kit (ADK)—an internal SDK enabling UI developers across the org to build consistent, compliant components with Marionette/Backbone.

• Developed core REST services using the Resource Development Kit (RDK) on Node.js/Express, establishing API patterns and middleware consumed by the entire platform.

• Focused on foundational concerns: JavaScript prototyping patterns, async error handling, promise chains, and shared utility libraries used org-wide.

• Built and maintained IT infrastructure for small and medium businesses—servers, networks, firewalls, routers, and switches.

• Designed and deployed on-premise server environments (Windows Server 2003, IIS, SQL Server, Exchange Server) as foundational business infrastructure.

• Provided end-to-end IT consulting covering hardware provisioning, network architecture, and system administration.