Charles Heidemann
Senior Software Architect at Johnson Controls
Cork, Munster, Ireland
Summary
👤
Senior🎓
Top SchoolCharles Heidemann is a Senior Software Architect and cloud-focused Java specialist with nearly two decades of experience designing event-driven, microservices architectures and streaming platforms. Based in Cork, Ireland, he currently leads and codes on OpenBlue Cloud projects at Johnson Controls, optimizing data flow from IoT edge connectors through Kafka and Apache Flink into multi-regional, observable cloud systems on Azure and Kubernetes. He brings deep practical knowledge of MQTT/HiveMQ, custom broker extensions, GraphQL/REST APIs, and S3-compatible file transfer solutions (MinIO) to solve large-scale integration and performance bottlenecks. Known for mentoring teams and turning thorny production issues into reliable designs, he also introduced Flink to replace Storm, improving product performance and reliability. His background blends hands-on engineering with architecture and project-level thinking supported by a Computer Science degree and an MBA in Project Management.
10 years of coding experience
20 years of employment as a software developer
Master of Business Administration (MBA) Project Management, Master of Business Administration (MBA) Project Management at FGV - Fundação Getulio VargasBacharelado Ciências da Computação, Bacharelado Ciências da Computação at Universidade do Estado de Santa Catarina
English, Portuguese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (36)
single-sign-on10
spring10
identity10
authentication10
cas10
fido10
java10
identity-provider10
aws10
authorization10
spring-boot10
jwt10
spring-cloud10
ldap-authentication10
sso-authentication10
Programming languages (1)
Github contributions (5)
charlesheidemann/enron_docker
Aug 2017 - Sep 2017
Contributions:31 commits, 41 pushes, 1 branch in 17 days
charlesheidemann/lombok-addon
Oct 2017 - Oct 2017
Contributions:18 pushes, 1 branch in 2 days
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