Biagio Festa
Software Engineer at Amazon Web Services (AWS)
Italy
Summary
👤
Senior🎓
Top SchoolBiagio Festa is a software engineer with 10 years’ experience building high-performance, low-level systems across networking and cloud domains, currently at AWS. He combines deep C++ expertise in optimization and algorithm design with hands-on Rust contributions to quinn, an async QUIC implementation, where he improved packet handling, buffer management, RTT estimation and congestion strategies. His background spans networking vendors and travel tech (Arista, Amadeus) and a strong academic foundation from Politecnico di Milano and Università di Napoli. Known for squeezing efficiency from system architectures, he brings a rare blend of production-grade systems engineering and protocol-level attention to detail.
10 years of coding experience
3 years of employment as a software developer
Master of Science (M.Sc.), Master of Science (M.Sc.) at Politecnico di MilanoEmerald Cultural Institute - Dublin (Ireland)Bachelor of Science (B.Sc.), Bachelor of Science (B.Sc.) at Università degli Studi di Napoli Federico II
Italian, English, French
Stackoverflow
9,578reputation
435kreached
217answers
30questions
Github Skills (13)
protocols10
rust10
quic10
async9
networking9
concurrency9
asynchronous9
algorithms8
data-structures8
data-structure8
congestion-control7
vector6
template-metaprogramming6
Programming languages (7)
Github contributions (5)
quinn-rs/quinn
Jul 2021 - Nov 2021
Async-friendly QUIC implementation in Rust
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 reviews, 5 commits, 6 PRs in 4 months
Contributions summary:Biagio primarily contributed to the core QUIC implementation in Rust. Their work involved renaming properties, modifying packet handling, and adjusting buffer management within the `quinn-proto` module. These changes included adjustments to the maximum UDP payload size and its impact on datagrams, as well as incorporating retry mechanisms and server configuration overrides. The contributions also touched upon RTT estimation and congestion control strategies.
quicprotocolrustasyncietf
BiagioFesta/wtransport
May 2023 - Apr 2025
Async-friendly WebTransport implementation in Rust
Contributions:20 releases, 66 reviews, 194 PRs in 1 year 10 months
asynchttp3networkrustserver
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