{"id":168377,"url":"https://alion.io/job/sei-protocol-software-engineer-consensus","title":"Protocol Software Engineer - Consensus","company":{"id":47636,"name":"Sei","domain":"sei.io","url":"https://alion.io/company/sei","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":75,"open_postings":4,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":140000,"max_usd":255000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":3287},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Databricks","optional":false},{"name":"Rest API","optional":false},{"name":"Sei","optional":false}],"status":"live","first_seen_at":"2025-05-27T14:24:44Z","employer_posted_date":"2025-05-27","last_verified_at":"2026-10-17T09:43:19Z","board_verified":true,"closed_at":null,"days_open":507,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":507},"description":"About Sei Labs\nSei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets.\nOur teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications.\nSei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.\nCheck out our website and docs for more details.\nProtocol Engineering at Sei\nSei Labs is looking for aProtocol Engineer to lead the development of core components of the Sei Blockchain. You'll work at the forefront of blockchain infrastructure, designing and optimizing the foundational layers of a high-performance, scalable decentralized network. You'll collaborate closely with our engineering team and ecosystem partners, constantly innovating to push the boundaries of blockchain technology. 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