Oleg Agafonov
CTO at SIP3.IO
Varna, Varna, Bulgaria
Summary
👤
Senior🎓
Top SchoolOleg Agafonov is a pragmatic CTO and engineering leader with nine years of experience building high-throughput telecom and cloud systems from prototype to production. He co-founded SIP3, delivering the initial end-to-end platform for realtime network monitoring and currently guides technical strategy at TradePort and Indexer.xyz. Oleg’s background spans low-level telecom stacks (SS7, custom VoIP) and scalable Java architectures handling tens of thousands of events per second, plus infrastructure automation with Terraform/Ansible. He’s an active contributor to open-source telecom tooling—improving Restcomm’s stability and test coverage—and pairs hands-on development with developer advocacy and hiring/onboarding. Based in Varna, Bulgaria, he blends systems-level engineering with product-minded leadership, often surfacing reliability fixes that reveal tricky concurrency and fault-tolerance issues before they reach users.
9 years of coding experience
5 years of employment as a software developer
Специалист, Программное обеспечение средств вычислительной техники и автоматизированных систем, Специалист, Программное обеспечение средств вычислительной техники и автоматизированных систем at Московский авиационный институт (национальный исследовательский университет)
English, Bulgarian, Russian
Github Skills (11)
javas10
akka10
java10
sip9
sips9
voip8
communications8
restful-api7
api-design7
api-rest7
rest-api7
Programming languages (7)
Github contributions (5)
RestComm/Restcomm-Connect
Jun 2017 - Apr 2018
The Open Source Cloud Communications Platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:165 commits, 20 PRs, 48 pushes in 10 months
Contributions summary:Oleg primarily focused on improving the Restcomm-Connect platform by addressing child actor creation, default value bug fixes, and implementing a test suite for fault tolerance. The contributions also included merging and resolving conflicts in the code, specifically in the areas of the interpreter, telephony, and conference center. These commits reflect the user's involvement in enhancing the platform's stability, reliability, and overall functionality.
cloud-communications-platformfreeswitchcommunicationscommunicationcloud
sip3io/sip3-ss7-commons
Jul 2020 - Jan 2022
Contributions:33 commits, 28 pushes, 4 branches in 1 year 6 months
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