elijahchampagne

Enterprise Software & Data Engineering

📤 Email Me

🚀 High-Performance Solutions for Telecom, Insurance & Healthcare

I am a veteran Principal Software and Data Engineer and the founder of Renni-Tech. We specialize in modernizing legacy infrastructure, optimizing mission-critical data processes, and building high-throughput, low-latency distributed systems.

With over a decade of deep expertise in the .NET ecosystem and SQL Server, we engineer resilient software architectures designed to handle millions of concurrent transactions, comply with strict reporting standards, and heavy data loads.

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🎯 Core Capabilities & Industry Focus

🏦 Insurance Tech

• Claims Reporting: Automated and event-driven architectures handling complex rule engines and real-time validations.

📞 Telecommunications

• Distributed Billing Engines: Migration, automation and upgrade of distributed legacy billing system.
• Legacy Modernization: Migrating monolithic .NET Framework 4.x apps to cloud-native .NET 6 - 8 microservices.

🏥 Healthcare

• Automated Referral Worflows: Automated and integrated referrals into a central phone/SMS platform.

• Payment APIs: Created payment, and corresponding auditing/reporting workflows using Stripe APIs

🛠️ Technical Arsenal

• Languages & Frameworks: .NET 8/9, C#, ASP.NET Core, Entity Framework Core.
• Database & Data Services: SQL Server (T-SQL, Index Tuning, Schema Design, Stored Procedures).
• Cloud & DevOps: Azure (App Services, Functions, Service Bus), AWS (EC2, RDS), GitHub Actions, CI/CD.
• Architecture Patterns: Domain-Driven Design (DDD), Test-Driven Development (TDD), Microservices, Clean Architecture, SOLID.

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💼 Work With Us

Do you have a slow SQL database costing you money, a legacy .NET codebase holding back your business agility or a vendor holding your business hostage? Let’s fix it.

• Services: Architecture Assessments, Performance Audits, Dedicated Project Delivery, Technical Leadership.
• Availability: Now accepting enterprise consulting contracts.