StackAI jobs

Senior Software Engineer role at Stack AI focused on building the durable execution engine and distributed systems core for an AI workflow platform. Responsibilities include owning the runtime, scheduling, checkpointing, and recovery mechanisms for long-running agents, with requirements for 5+ years backend systems experience, expertise in durable execution frameworks (Temporal, Cadence, Airflow), and strong Python/FastAPI/Postgres skills. Salary $220-240k; requires SF or NYC office presence despite listing remote as 'yes'.

Senior Software Engineer, Identity & Access role at Stack AI focused on enterprise SSO, RBAC, SCIM provisioning, and multi-tenant access control. Requires 4+ years backend systems with significant identity/auth depth (OIDC, OAuth2, SAML, token exchange), enterprise SSO and IdP architecture experience, Python/FastAPI skills. Salary $220-240k; requires SF or NYC office despite listing remote as 'yes'.

Platform Engineer, APIs & Observability role at Stack AI focused on designing and evolving the public API/SDKs, building observability and analytics for multi-step agent runs, and implementing audit logging. Requires 4+ years backend services and public APIs, API design expertise, observability/distributed tracing fluency, Python/FastAPI and TypeScript/Node.js skills. Salary $180-200k; remote but lists SF/NYC office locations, unclear if fully remote option exists.

Product Security Engineer (Senior-level) at Stack AI focused on hands-on security architecture: encryption, KMS, key management, customer data protection, multi-tenant isolation, and threat modeling. Requires 4+ years building security-critical systems with cryptography depth, secure architecture judgment, multi-tenant SaaS experience, Python backend and TypeScript/Node.js skills. Salary $140-180k; remote but locations include United States, Spain, and SF/NYC office presence.

Forward Deployed AI Engineer at Stack AI focused on deploying enterprise AI solutions (RAG, LLM workflows) to Fortune 500 clients. Responsibilities include customer mapping, requirements gathering, platform co-design, codebase contributions (Python backend, React/TypeScript frontend), and go-to-market feedback. Requires 3+ years data science/ML/generative AI experience, enterprise account experience, and willingness to travel 10-20%. Salary $140-200k; listed as remote but also includes SF/NYC office locations.

StackAI seeks a GTM Engineer to build and maintain outbound email infrastructure, segment campaigns, manage deliverability, and integrate signal-based prospecting tools (Clay, Apollo). The role is highly technical, requiring email infrastructure expertise, scripting/API skills, and campaign automation tooling proficiency. Salary is USD 120–160K; NYC office with remote flexibility. This is an operational engineering role, not a revenue operations or strategy function.