Joao A
Principal Software Engineer at Cisco ThousandEyes
Miranda do Corvo, Coimbra, United States
Summary
👤
Senior🎓
Top SchoolJoao A is a Principal Software Engineer with 12 years of experience designing and operating high-scale backend and infrastructure systems across startups and major tech firms like Meta, Twitter, and Cisco ThousandEyes. He specializes in infra and backend services—shipping core customer-facing products, VoIP and signaling systems, and ML post-training infra—while managing teams that run billion-scale notification pipelines and multi-datacenter services. A former early engineer at ThousandEyes and author of research articles, books and US patents, he pairs hands-on systems design with a PhD in Network Security, bringing rigorous research-driven approaches to production problems. Based in Coimbra but experienced in global operations, he combines deep protocol and networking expertise with a track record of turning novel research into patented, production-grade tooling.
12 years of coding experience
20 years of employment as a software developer
Doctor of Philosophy (PhD) Computer Science, Doctor of Philosophy (PhD) Computer Science at University of Lisbon
Portuguese, English
Github Skills (41)
javascript10
spring10
build-system10
spring-mvc10
java10
workspaces10
service-layer10
hibernate10
refer10
api10
maven10
monorepo10
extensible10
nodejs10
react10
Programming languages (4)
Github contributions (5)
joaoantunes87/ddss-webapp
Aug 2019 - Oct 2020
DDSS: Unsecure Web App
Contributions:17 commits, 2 PRs, 17 pushes in 1 year 2 months
unsecure
joaoantunes87/dhis2-core
Jan 2018 - Sep 2018
DHIS 2 Core. Written in Java. Contains the service layer and Web API.
Contributions:4 PRs, 86 pushes, 34 branches in 7 months
apidhisweb-apinetty4java
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