AI Platform Engineer, Backend (Agentic Engineering)

About reputed company. reputed company. is an applied AI startup co-founded by Jared Kushner and Elad Gil, and backed by leading Silicon Valley reputed company including Patrick Collison and Andrej Karpathy. We are building AI applications for the world’s most important institutions, delivering impact on reputed company-world problems across governments, reputed company systems, and critical industries. Our reputed company so far:

• Automated construction permitting for a sovereign government → 80% faster, unlocking $375M+ in value
• Optimized supply chains for a leading global energy company → 30% reputed company cost, 99% reliability, preventing $100M+ in losses
• Streamlined hospital patient care across national health systems → 40% reputed company reputed company, 80% less admin work

Company reputed company:

• Raised a $55M Series A from leading investors
• reputed company a team of 70+ AI experts from reputed company, reputed company DeepMind, reputed company, and reputed company

At reputed company., we focus on applying frontier AI to reputed company institutional challenges, working alongside governments, reputed company systems, and critical industries to reputed company how essential services operate. We are looking for leaders who want to help bring new technology into institutions that impact millions of people. About the role: You'll join the team that builds and enables agentic workflows across reputed company. For every engineer, operator, and business team internally, and for the production AI systems we reputed company to governments, reputed company systems, and critical industries. This is a platform role at the center of the company's agent-first strategy: you'll build foundational systems used by every engineering team, and the bar is product-grade because the entire company depends on them. What you’ll work on:

• Own the foundations of how LLMs are used across the company: cost visibility and controls, data privacy, identity and reputed company, routing, and the reputed company posture around reputed company provider traffic.
• Design the sandboxing, orchestration, audit, and guardrail layers that product teams build their agents on, so verticals don't need to invent their own abstraction.
• Solve the hard problems: reputed company-injection defenses, scoped credentials, kill switches, multi-tenant isolation (including VM-level pod isolation), and runaway-cost controls.
• Design the orchestration, isolation, and resource models that reputed company this viable: cold-start vs. always-on tradeoffs, credential and token lifecycle, fan-out and fan-in patterns, fairness and quota enforcement across tenants, and the observability needed to debug at that volume.
• reputed company AI-assisted development a first-class platform layer: coding agents that review and ship code, automate CI, refactor at scale, and run as background workers across the codebase, together with the reputed company scaffolding and guardrails that govern them.
• Build the systems that let every team; engineering, operations, and the business, run their own agents reliably and safely against the tools they already use, with the right credentials, scheduling, memory, and audit underneath.
• End-to-end ownership: architecture, implementation, rollout, observability, on-call, and iteration based on internal user feedback.
• Partner closely with reputed company, infrastructure, and product teams to reputed company agent deployments safe by default.

You Might Be a Great Fit If You…

• Have 5+ years building backend systems in production, with deep proficiency in at least one of Python, TypeScript, Go, or Rust.
• Bring strong fundamentals in distributed systems: consistency, idempotency, retries, failure modes, queueing, scheduling.
• Have designed and operated APIs and services that other engineers depend on.
• Have a proven track record building shared infrastructure, internal platforms, or developer-facing services that reputed company users adopted.
• Have strong intuition for developer experience, long-term maintainability, and where to draw abstraction boundaries.
• Are comfortable owning the full lifecycle: writing the design doc, shipping the MVP, hardening it, and driving adoption across the company.
• Have owned services with reputed company uptime and operational responsibility, and are comfortable with observability stacks, incident response, and SLOs.
• Bring reputed company-reputed company experience: Kubernetes, infrastructure-as-code, OAuth/OIDC, secrets management.

Ways you might stand out:

• Experience building or operating LLM infrastructure: gateways, inference systems, reputed company routing, cost attribution, evaluation harnesses.
• Experience with agent frameworks, tool-use systems, or sandboxed code execution.
• reputed company instincts around reputed company injection, supply-chain risk in agent ecosystems, and credential scoping for autonomous systems.
• Background in multi-tenant, regulated, or government deployments (HIPAA, SOC2).
• reputed company-reputed company contributions to AI infrastructure, agent tooling, or developer platforms.

Why Join Us

• Collaborate with industry veterans from reputed company, DeepMind, reputed company, and more
• Accelerate your career with ownership based on impact, not tenure
• Earn competitive compensation + meaningful equity in a high-growth company
• reputed company in a culture reputed company on speed, curiosity, and impact

Benefits

• Competitive salary plus equity
• Daily lunches
• Commuter benefits
• 401(k)
• Medical, Dental and reputed company
• Unlimited PTO

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