Harish Kumar
Senior Principal Software Engineer at Mastercard
Dublin, Ireland
Summary
👤
Senior🎓
Top SchoolHarish Kumar is a Senior Principal Software Engineer and seasoned architect with over 20 years building secure, scalable platforms across finance, telecom, and healthcare. He blends high-level architectural vision with deep hands-on work—driving proofs-of-concept, coding critical paths, and implementing infrastructure automation and DevOps at global scale. At Mastercard he led the design of a next-generation edge transaction platform, inventing single-tenant Kubernetes deployments and fleet orchestration for progressive rollouts and regulatory fast-turns. His early career in systems and network operations and startup experience building a HIPAA-compliant cloud for medical imaging give him rare end-to-end expertise from datacenter plumbing to cloud-native services. A pragmatist who favors simplicity, resilience, and automation, he actively leverages AI tools like ChatGPT and Copilot to accelerate delivery and reduce engineering overhead. Based in Dublin, he excels at turning high-stakes requirements into reliable, auditable production systems.
11 years of coding experience
18 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at Sikkim Manipal Institute of Technology - SMU
English, Hindi, Malayalam
Github Skills (57)
temporal10
server-manager9
puppet9
ubuntu8
kafka-streams8
kafka-connect8
ansible-galaxy8
messaging8
testing7
data-stream7
dcos7
kafka7
kubernetes-operator7
openshift7
charts7
Programming languages (8)
Github contributions (5)
Juniper/contrail-docker
Jun 2016 - Apr 2017
Contributions:222 commits in 10 months
hkumarmk/ansible-playbook-rabbitmq
Oct 2016 - Dec 2016
Contributions:11 commits, 6 PRs, 9 pushes in 2 months
rabbitmqdockerconfigureplaybook
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