Sérgio De Abreu
Product Owner at Skyline Communications
Lisbon, Portugal
Summary
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Senior🎓
Top SchoolSérgio De Abreu is a Product Owner and seasoned technical specialist with 20+ years of experience designing and delivering telecom and IoT solutions across global markets from Lisbon. He combines hands-on Elixir/Erlang development, telecom protocol expertise (SIP, SS7), and cloud-native patterns with product discovery and customer-facing technical sales at companies like Ericsson and Skyline Communications. Comfortable bridging R&D, sales, and delivery, he has led integrations, POCs and event-sourced IoT platforms that span CQRS, rule engines and API ecosystems. A pragmatic mentor and trainer, he thrives in distributed, multicultural projects and adapts methods from TOGAF to Agile as needed. Unusually, his career blends deep legacy telecom service knowledge with modern IoT and messaging stacks (MQTT, Kafka, Kubernetes), making him fluent in both operational delivery and strategic product definition.
10 years of coding experience
20 years of employment as a software developer
MBA Especialização Executivo em Gestão de Projetos, MBA Especialização Executivo em Gestão de Projetos at HighSkillsElectronics & Telecomunications, Electronics & Telecomunications at Universidade do Algarve
Portuguese, English, Spanish
Github Skills (18)
plug6
api5
elixir4
node-red3
swagger3
linked-data2
semantic-web2
parser2
rdf2
parse2
graph1
node-module1
todoist1
json-ld1
shacl1
Programming languages (3)
Github contributions (5)
opasch/fidelity
Apr 2020 - Jul 2020
Contributions:27 commits, 17 pushes, 10 branches in 2 months
sblabreu/ex_senml
Jun 2019 - Jun 2019
Contributions:10 commits, 8 pushes, 2 branches in 1 day
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