Top Tech Jobs & Startup Jobs in NYC, NY

The Senior Full-Stack Engineer will develop and scale web applications, manage frontend and backend operations, and work with AI systems and databases to enhance product experiences.

Design and implement identity infrastructure for secure authentication and authorization. Manage SSO, MFA, SAML/OAuth/OIDC/JWT, and authorization models (ReBAC/ABAC/RBAC). Work with auditors/security to enforce governance and compliance (NIST, SOC2, ISO 27001). Build and operate IAM controls using IaC and cloud platforms, and provide technical guidance to stakeholders.

Lead and grow a research team focused on generative AI, LLMs, post-training, evaluation, and agent/RL environments. Define multi-year research roadmaps, drive execution from prototype to deployment, collaborate cross-functionally, publish and present externally, and cultivate an inclusive, high-performing team culture.

Provide commercial legal counsel for the Physical AI business unit: draft, review, and negotiate complex data licensing, services, and technology agreements; partner with Sales and leadership; assess legal risk; support product, privacy, and cross-functional teams; and design global policies and processes to manage legal and business risk.

Coordinate and schedule interviews across time zones, manage cancellations/reschedules, create high-touch candidate experiences (virtual and in-person), collaborate with recruiters and hiring managers, and support Recruiting Operations to improve workflows and interviewer/candidate experience.

Lead initiatives to drive revenue and growth in Generative AI, collaborating with teams and developing strategies aligned with market needs.

As a Software Engineer in Frontier AI Infrastructure, you'll design secure systems for the public sector, improve engineering standards, and collaborate with cross-functional teams to meet government requirements. You'll also participate in customer engagements and contribute to the product strategy while ensuring compliance with federal regulations.

Lead and grow Engagement Management for strategic GenAI customers: manage a team of Engagement Managers, own retention and expansion targets, build deep relationships with ML researchers, translate research needs into human-data programs, coordinate cross-functional GTM/ML/Finance/Operations efforts, and develop processes to scale account coverage and demand generation.

Design, build, and operate a secure, high-performance agent sandboxing platform. Ensure isolation, reproducibility, and efficient resource use across containerized/virtualized environments. Improve developer experience (APIs, client SDKs, docs), debug and monitor production incidents, lead architecture and end-to-end projects, and collaborate with internal teams to shape roadmap and tooling.

Perform part-time quality audits and evaluations of task outputs, define and refine quality benchmarks and scoring rubrics, analyze audit results to produce actionable insights and reports, and recommend process improvements to raise output quality.