• Main responsibilities: maintaining and improving automated mitigation systems against DoS attacks
  • Reworked with a colleague the data pipeline to display network analytics to customers. It involved mainly data extraction using eBPF, efficient and performant storage in ClickHouse and a public facing GraphQL API
  • Extended and automated data extraction for public reports like “Network-layer DDoS attack trends for Q4 2020”
  • Hand-optimized eBPF assembly, C code, ClickHouse tables and materialized views

✓   C, eBPF, XDP, Rust, Go, Docker, TCP, UDP, dos attacks, ClickHouse, GraphQL

  • Worked from home (part of the time), took oncall shifts