Callum Guy
AI Systems Architect at X-on Health
East Suffolk, England, United Kingdom
Summary
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RockstarCallum Guy is an AI Systems Architect with a decade of experience designing and securing voice, SMS and cloud services for healthcare telecoms. He has progressed through engineering and leadership roles at X-on Health—spanning senior development, development management, Head of InfoSec and voice infrastructure—bringing deep hands-on expertise in VoIP/SIP, low-latency communications and systems compliant with PCI-DSS and ISO27001. Proficient in Go, PHP and backend data stores, he blends pragmatic software development with security-first architecture to productionise AI-driven capabilities. Based in East Suffolk, Callum pairs systems-level thinking with practical migration experience to cloud platforms and real-time service delivery networks. A former forecast programmer, he also brings an analytical background in OLAP and neural-network forecasting that informs his approach to operational AI models.
10 years of coding experience
13 years of employment as a software developer
Github Skills (119)
server-core10
postgresql10
gogs10
security10
unlock10
opensips10
kamailio10
signalwire10
golang10
telecom10
protobuf10
transformation10
git10
sip-server10
mysql10
Programming languages (9)
Github contributions (5)
spacetourist/opensips
Jun 2018 - Jan 2025
OpenSIPS is a GPL implementation of a multi-functionality SIP Server that targets to deliver a high-level technical solution (performance, security and quality) to be used in professional SIP server platforms.
Contributions:4 PRs, 51 pushes, 15 branches in 6 years 8 months
professionalsip-servergplsecurityhigh-level
spacetourist/homer-app
Dec 2022 - Jul 2023
HOMER 7.x Front-End and API Server
Contributions:6 PRs, 18 pushes, 8 branches in 7 months
apifiddlerhomerapi-serverbarrage
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