Top Tech Jobs & Startup Jobs in Seattle, WA

Join an early engineering hire at a growing SaaS platform for online communities. Scope and deliver new features, write modular TypeScript/React code, enable AI coding agents, monitor production, and troubleshoot issues while influencing product direction and improving platform scalability and developer experience.

Owner-operator role to build and run core operational domains for rapid market expansion. Diagnose chaotic problems, design processes, tooling, metrics, and documentation, deliver measurable improvements, hand off systems, and repeat. Work directly with leadership with real operating authority toward GM-level ownership.

Provide onboarding and ongoing support for SMB customers using the bookkeeping platform: run live video onboarding, troubleshoot bookkeeping questions via chat and email, maintain accurate customer notes, collaborate across teams, and proactively exceed partner and customer expectations.

Design, prototype, and productionize Uniswap v4 hooks across markets. Own hook lifecycle from spec to audited mainnet deployment, publish reference implementations, build integration SDKs/simulators, ensure security with fuzzing/formal methods, and collaborate on metrics and adoption with aggregators and data teams.

Design, implement, and optimize Solidity smart contracts; participate in technical design discussions and code reviews; prototype DeFi primitives and integrations; provide guidance to external developers; implement unit and fuzz tests and gas optimizations; build SDK abstractions, indexers, and periphery tooling for the protocol and ecosystem.

Lead platform strategy and architecture for a growing backend platform. Drive reliability, observability, and scalability improvements, mentor engineers, establish best practices, and build backend services and platform tooling in partnership with cross-functional teams.

Serve as the primary customer-facing expert for Prevailing Wage and Apprenticeship (PWA) compliance, manage a portfolio of accounts and a high-performing team, deliver audited reports via the platform, provide product feedback to engineering, establish scalable data and process best practices, and create training and materials on complex federal/state labor compliance.