Staff Application Security Engineer

Own the long-term technical direction for application security across Thumbtack. Build roadmaps, drive remediation of systemic risks, and lead cross-functional security initiatives from problem definition through delivery. Design secure-by-default architectures, standards, and reusable security tooling (libraries, patterns, services) and embed security into CI/CD pipelines, cloud infrastructure, and developer workflows. Mentor engineers, support incident response, and improve practices through post-incident learning.