> Markdown version of [/jobs/ext/2702709-backend-engineer-focused-on-enterprise-readiness-identity](https://www.wearedevelopers.com/jobs/ext/2702709-backend-engineer-focused-on-enterprise-readiness-identity). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Engineer focused on Enterprise Readiness & Identity - **Company:** Langchain, Inc - **Location:** Boston, MA, United States - **Experience:** Expert - **Salary:** $175,000.0 - $240,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Audit Trail, Software as a Service, Python (Programming Language), PostgreSQL, OAuth, Role-Based Access Control, Redis, Security Assertion Markup Language (SAML), Single Sign-On, Systems Integration, Enterprise Software Applications, Large Language Models, Generative AI, Backend, Usage Tracking - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/senior-backend-engineer-enterprise-readiness-identity-langchain-7807195 ## About the Role + 5+ years of backend engineering experience with Python or Go (both preferred) + Deep knowledge of authentication and identity standards including OAuth2, SAML, JWTs, and SCIM + Experience building and scaling access control systems such as RBAC or ABAC frameworks + Experience building billing or usage infrastructure in SaaS environments + Familiarity with Postgres, Redis, APIs, and modern distributed backend infrastructure Enterprise systems experience + Comfort navigating enterprise security, compliance, and multi-tenant architectures + Prior experience building enterprise-grade SaaS platforms or developer platforms Working style + Strong ownership mindset and ability to thrive in fast-paced, unstructured startup environments Nice to Have + Background in security, observability, or developer infrastructure + Familiarity with LLMs, GenAI applications, or agentic frameworks ## Description LangChain is hiring a Senior Backend Engineer focused on Enterprise Readiness & Identity to build the features that make our platform secure, compliant, and scalable for enterprise customers. This is a high-impact role on a newly formed team working at the intersection of authentication, authorization, billing, security, compliance, and tenant management. You'll collaborate closely with infrastructure, product, GTM teams, and our largest enterprise users to shape the foundation of our enterprise offerings., * Design and implement backend services (Python/Go) powering enterprise authentication, authorization, billing, and tenant provisioning * Build and evolve systems for SAML, SCIM, OAuth2, and single sign-on (SSO) integrations * Develop robust role-based and attribute-based access control systems (RBAC/ABAC) at organizational scale * Build and scale billing infrastructure including invoicing, usage-based charging, and flexible pricing model support * Implement audit logging, usage tracking, and metering pipelines to support compliance and billing accuracy * Optimize enterprise onboarding and tenant lifecycle management for reliability and scalability * Collaborate with security and compliance teams to support SOC2, GDPR, and other regulatory requirements * Partner with infrastructure engineers to ensure identity and enterprise features are performant, reliable, and observable * Engage directly with enterprise customers to translate requirements into secure, scalable platform capabilities * Write clean, maintainable, and well-documented backend code ## Related Videos - [Building AI Applications with LangChain and Node.js](https://www.wearedevelopers.com/videos/1512-building-ai-applications-with-langchain-and-node-js) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Our GitOps approach for deploying an Identity Provider and an API Gateway in a SaaS company](https://www.wearedevelopers.com/videos/776-our-gitops-approach-for-deploying-an-identity-provider-and-an-api-gateway-in-a-saas-company) ## Related Articles - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [Dev Digest 210: AI Agents Are Go! Is MCP Dead? LLMs Crack Anonymity](https://www.wearedevelopers.com/magazine/709-dev-digest-210-ai-agents-are-go-is-mcp-dead-llms-crack-anonymity) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [From Hype to Code: Real Blockchain Use Cases for Developers](https://www.wearedevelopers.com/magazine/620-from-hype-to-code-real-blockchain-use-cases-for-developers)