Bryan Boettcher

Software Engineer · 25+ Years · Kansas City

Building and modernizing production systems. Deep .NET expertise from Framework 1.x through .NET 9, performance engineering with SIMD and zero-allocation patterns, distributed systems with MassTransit and Kubernetes, and a track record of shipping pragmatic solutions to complex problems.

resume@bryanboettcher.com GitHub LinkedIn Stack Overflow
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Technical Skills

Languages & Frameworks
C# TypeScript JavaScript SQL Rust Go Python
Backend & Data
ASP.NET Core MassTransit Dapper EF Core RabbitMQ SQL Server PostgreSQL MongoDB
Cloud & Infrastructure
Azure Kubernetes Docker ArgoCD Talos Linux LINSTOR/DRBD GitHub Actions
Practices
DDD Event-Driven Architecture SIMD Optimization Zero-Allocation Patterns BDD Testing GitOps AI-Assisted Development

Experience

Call-Trader
Senior/Lead Engineer
June 2024 – October 2025
  • Assessed legacy Node.js/Express platform and led ground-up rewrite to .NET 9, expanding from 45 features across 9 domains to 100+ features across 12 domains
  • Designed multi-source ETL pipeline processing 30M recipients and 10–15M unique addresses with USPS-certified normalization
  • Achieved <10 sec imports for 50K-row datasets, <100ns address lookups via CRC64 hash-based deduplication and in-memory caching
  • Built architecture that enabled team members to ship independently — lead developer contributed 2.5x the commit volume on established patterns
  • Delivered maintainable codebase with flexible event-driven architecture, hundreds of repeatable SQL migrations, and full CI/CD pipeline
Taylor Summit Consulting, LLC
Software Architect
2023 – October 2025
  • Added urgent huntgroup calling, rule-based on-call scheduling, and facial recognition authentication to iOS-deployed mental health platform
  • Implemented real-time clinical updates via SignalR serving clinicians, patients, and emergency responders
  • Designed mobile device management platform for administrative operations of the clinical system
  • Built scheduled prescription drug pricing engine synchronizing disparate manufacturer sources for small pharmacy real-time lookups
  • Delivered across Azure stack: App Service, Container Apps, Azure SQL, Service Bus, Communications Services, AI Services
Kansys, Inc.
Software Architect
2020 – 2023
  • Promoted from Senior Developer to Architect after identifying fundamental code quality and process issues in legacy telecom billing platform
  • Established coding standards, source control practices, and modern tooling across the development team
  • Replaced legacy Win32 C++ components with extensible C# implementations, achieving 4–5x performance improvements
  • Encapsulated domain boundaries into injectable, cloud-first services — eliminating on-prem hosting dependency
  • Achieved 85% unit test coverage and 95% integration test coverage across modernized codebase
Henry Wurst, Inc. / Mittera Creative Services
Senior Developer
2018 – 2020
  • Modernized development practices — introduced CI/CD, automated testing, coding standards, and mentored junior developers
  • Developed and open-sourced a distributed, queue-driven data processing architecture
Service Management Group
Senior Developer
2016 – 2018
  • Diagnosed and resolved performance issues, improving application response times by 80%
  • Implemented ElasticSearch-based search system and mentored junior developers through code reviews and pair programming
Earlier Roles
iModules Software2014 – 2016
VI Marketing and Branding (6-month contract)2014
Ticket Solutions, Inc. / VeriShip, Inc.2011 – 2013
Softek Solutions, Inc.2006 – 2011
Cities Unlimited2001 – 2006

Open Source & Community

Klipper (11.4K stars)

AD597 thermocouple amplifier hardware support for 3D printer firmware

Valheim Docker (2.2K stars)

Docker Secrets support for secure credential management

Lamar IoC (607 stars)

StackOverflowException fix converting recursive resolution to iteration

LINSTOR-CSI (126 stars)

PVC termination deadlock fix — AI-assisted contribution in Go

MassTransit (7.7K stars)

Dapper integration fixes — partial changes cherry-picked by maintainer

Stack Overflow

~7,400 combined reputation — benchmark-driven answers across C#, .NET, and performance topics

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