Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, SOA, microservices, and event-driven architectures. Experienced in Marketing platforms, SaaS, and Fintech. Dedicated to partnering with stakeholders to design domain-driven solutions and drive them through the full SDLC, from architecture and implementation to deployment, observability, and production operations. Multidisciplinary engineer focused on transforming complex requirements into reliable, high-performance products. Strong interest in integrating AI-driven capabilities and strengthening application security through secure-by-design practices.…Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, SOA, microservices, and event-driven architectures. Experienced in Marketing platforms, SaaS, and Fintech. Dedicated to partnering with stakeholders to design domain-driven solutions and drive them through the full SDLC, from architecture and implementation to deployment, observability, and production operations. Multidisciplinary engineer focused on transforming complex requirements into reliable, high-performance products. Strong interest in integrating AI-driven capabilities and strengthening application security through secure-by-design practices.

Charles Meyer

Full Stack Developer, Back-End Developer, Front-End Developer, +2





Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, SOA, microservices, and event-driven architectures. Experienced in Marketing platforms, SaaS, and Fintech. Dedicated to partnering with stakeholders to design domain-driven solutions and drive them through the full SDLC, from architecture and implementation to deployment, observability, and production operations. Multidisciplinary engineer focused on transforming complex requirements into reliable, high-performance products. Strong interest in integrating AI-driven capabilities and strengthening application security through secure-by-design practices.…Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, SOA, microservices, and event-driven architectures. Experienced in Marketing platforms, SaaS, and Fintech. Dedicated to partnering with stakeholders to design domain-driven solutions and drive them through the full SDLC, from architecture and implementation to deployment, observability, and production operations. Multidisciplinary engineer focused on transforming complex requirements into reliable, high-performance products. Strong interest in integrating AI-driven capabilities and strengthening application security through secure-by-design practices.

Available to hire

Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, SOA, microservices, and event-driven architectures. Experienced in Marketing platforms, SaaS, and Fintech. Dedicated to partnering with stakeholders to design domain-driven solutions and drive them through the full SDLC, from architecture and implementation to deployment, observability, and production operations. Multidisciplinary engineer focused on transforming complex requirements into reliable, high-performance products. Strong interest in integrating AI-driven capabilities and strengthening application security through secure-by-design practices.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer, Tech Lead at Marin Software

June 1, 2022 - May 1, 2025

Senior Software Engineer, Tech Lead responsible for delivering latency-sensitive, revenue-critical demand-side AdTech workflows. Led architecture and production readiness for campaigns, budgeting, pacing, and attribution using C#, ASP.NET Core, microservices, and event-driven patterns. Built and maintained integration-heavy pipelines to major ad platforms via webhooks and REST, enforcing API governance with Swagger contracts and leveraging Redis, SQL Server, and EF Core to reduce partner integration defects by 25%. Improved reliability to 99.95%+ uptime and cut p95 latency by 35–50%, increasing peak throughput 2–3x through profiling, query/index tuning, batching, async I/O, and observability (Open Telemetry). Deployed services in Docker on Azure Kubernetes Service with CI/CD using Azure DevOps, while keeping spend under control. Architected DDD/Clean Architecture/CQRS-based demand-side microservices modeling advertisers, campaigns, budgets, and performance domains. Designed event-d

Senior Software Architect at DISCO

April 1, 2019 - May 1, 2022

Owned solution architecture for distributed enterprise workflows, increasing platform scalability by 80% through redesigned service boundaries and asynchronous processing. Established architecture governance (design docs, service contracts, API standards, versioning) to improve delivery predictability and reduce integration friction. Implemented comprehensive observability (structured logging, tracing, metrics, dashboards) and operational runbooks, reducing MTTR by 40%. Led security-by-design initiatives (threat modeling, secure AuthN, audit logging, secrets management, least-privilege policies) to harden critical services. Guided performance engineering across teams (data access patterns, indexing, caching layers) for transactional workloads and high-load APIs. Reduced cloud and infrastructure costs by 15–25% through right-sizing, workload tuning, and container deployment optimization.

Full Stack Developer at Code Authority

October 1, 2012 - March 1, 2019

Delivered full-stack applications using ASP.NET MVC/Core, SQL Server, and modern JavaScript; improved query-heavy endpoints by 30–70% through indexing, query tuning, and caching. Built REST APIs, authentication modules, RBAC, and admin portals, improving production quality and reducing defects by ~25%. Introduced CI/CD automation and standardized environment promotions, reducing deployment overhead by ~45% and improving release reliability. Refactored legacy modules into cleaner, testable components and standardized patterns, documentation, and coding standards. Integrated third-party services and internal systems via secure APIs, improving stability through robust error handling, retries, timeouts, and operational logging.