Houmaan Chamani

SWE @Circle | UWaterloo MASc

Waterloo, Ontario, Canada

About

Experience

  • Software Engineer at Circle
    Jan 2026 - Present · 6 mos

  • Software Engineer at Interop Labs
    Jan 2024 - Dec 2025 · 2 yrs

    - Architected a Rust SDK for new chain integrations, slashing developer onboarding time from 3 months to 1 week (>90% reduction). - Led a team of 3 to implement Prometheus monitoring of off-chain daemons for real-time node observability. - Developed a CosmWasm-based query interface to standardize system state execution across the network. - Built a monitoring engine processing 250K+ daily transactions across 64 chains. - Optimized validator deployment and CI/CD pipelines via Kubernetes and Helm, cutting runtimes by 28% and infra costs by 60%.

  • Software Engineer Intern at dandelion
    May 2023 - Sep 2023 · 5 mos

    - Optimized Substrate consensus logic in Rust, achieving a 20% reduction in block validation latency. - Built the initial testing infrastructure for the local testnet, increasing automated test coverage to 50%. - Architected validator containerization via Terraform and AWS ECS, cutting node setup time by 65%. - Developed a CI/CD pipeline to automate deployments for both mobile applications and blockchain nodes.

  • Software Engineer at University of Tehran
    Nov 2020 - Aug 2022 · 1 yr 10 mos

    - Designed an ETL pipeline using TMDB API, Selenium, and MongoDB that enabled the creation of a live movie database with 1,000,000+ entries and counting - Migrated legacy Twitter trends dashboard from SQL/PowerBI to ElasticSearch/Kibana.