Conor Fennell is a Senior Staff Software Engineer based in Ireland with 12 years of experience building resilient, cloud-native systems at scale. He has progressed through technical leadership roles at Tenable and Walmart Global Tech, focusing on distributed systems, stream processing (Kafka/Kafka Connect/Streams), and Kubernetes-based deployments. His background spans Kotlin, Scala, Python and Go, with production work in pricing and anomaly detection, observability (Prometheus, Grafana, Splunk) and GCP/AWS operations. Conor has a strong foundation in data and streaming architectures from earlier roles at Gilt, Altocloud and Fidelity, and practical R&D experience with Akka, blockchain and Solidity. He pairs hands-on implementation skills with systems thinking—often moving between code, infrastructure and monitoring to ship reliable services. Trained as a computer engineer with an M.Eng. in Information & Network Security, he brings a security-aware mindset to large-scale engineering problems.
12 years of coding experience
17 years of employment as a software developer
M.Eng. Information & Network Security, M.Eng. Information & Network Security at University of Limerick
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Conor Fennell - Senior Staff Software Engineer at Tenable