How to Ensure Fast, Predictable Transactions on Solana With Guaranteed Block Inclusion, with Alexander Kalankhodzhaev @ Raiku (Video)

Alexander Kalankhodzhaev is the Core Engineer Lead at Raiku — a blockchain architect with extensive experience in designing high-performance distributed systems that deliver guaranteed execution, predictable latency, and resilience under heavy workloads.

At Raiku, he is developing regionally distributed clusters and has integrated validator pipelines with Solana to enable real-time feedback and prioritized transaction execution.

He is active in the community as a Polkadot developer speaker, contributor to the Programming Academy for Silicon Valley, and co-maintainer of the go-linq library. Alexander is passionate about advancing blockchain infrastructure and open-source development.

His technical expertise includes Solana, Polkadot, and Substrate, with proficiency in Rust, C#, Java, and Scala.