Staff Security Engineer, Application Security

fomo - New York, NY

Hiring: Staff Security Engineer, Application Security Company: fomo Location: New York, NY Job Posted Time: 2026-09-17 01:25:42 Target Skills & Keywords : AWS, Azure, CI/CD, DAST, Embedded Systems, GCP, OWASP, Penetration Testing, Program Management, REST, SAST, SCA About the job Experience: •7+ years in security engineering, with a substantial and recent focus on application security (not primarily corporate/IT security) Required Skills: •This role skews heavily toward product and application security. You won't be spending your time on corporate IT, endpoint management, or employee-facing security operations. Instead, you'll be embedded in how our product is designed, built, and shipped. •Lead security architecture reviews and threat modeling for new features and major system changes, partnering directly with engineering and product teams from design through launch •Own our secure SDLC program: static and dynamic analysis (SAST/DAST), dependency and software composition analysis, secrets scanning, and CI/CD security gates •Perform deep-dive code reviews and manual penetration testing of high-risk services, APIs, and web applications •Design and build internal security tooling and guardrails that let engineers move fast without introducing risk •Run and mature our vulnerability management program, including triage, severity scoring, and driving remediation with engineering owners •Manage relationships with external pentest vendors and bug bounty programs, and turn findings into durable fixes rather than one-off patches •Set technical direction on authentication, authorization, API security, and data protection patterns used across the product Qualifications: •Background in a high-growth consumer or marketplace product •You'll be the first dedicated AppSec hire shaping the security foundation of a company at real scale, with the autonomy to set standards rather than inherit them. Compensation: •Competitive cash compensation and equity Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!