Cesar Augusto Calderon
Senior .Net Dev
Professional profile
Senior Backend Engineer with 12+ years designing and delivering scalable , high-performance solutions using .NET , microservices , distributed systems , and cloud platforms . Expert in DDD , SOLID , event-driven architectures , and modern engineering practices
Work experience
Designed and developed backend microservices (.NET Core), performed requirement analysis, provided production support, mentored developers, monitored distributed systems (Datadog), collaborated with DevOps.
Major achievementDesigned and developed backend microservices using .NET Core for Disney’s AdVisor Sales ecosystem. Mentored developers, ensured high availability, and optimized deployments with DevOps.
Built microservices (.NET Core 5), implemented Docker deployments, integrated RabbitMQ, reviewed PRs in AWS CodeCommit, developed automated tests (NUnit).
Major achievementBuilt microservices for Bancolombia’s marketplace using .NET Core 5, Docker, RabbitMQ, and AWS CodeCommit. Developed automated test suites with NUnit.
Developed transactional interfaces (ISO8583, Base24), REST/SOAP integrations, supported transaction routing migration, built microservices (Azure Service Bus, AKS, Storage).
Major achievementDeveloped transactional interfaces for Postilion switch systems, REST/SOAP banking integrations, and microservices with Azure Service Bus and AKS.
Education experience
Escuela colombiana de ingenieria julio garavito | Profesional
