Senior Software Engineer, AI

🕒 May 4

🏄 California – Remote

🏄 California – Remote

💵 $153k - $170k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

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ImmunityBio, Inc.

WebsiteLinkedInAll Job Openings

501 - 1000 employees

🧬 Biotechnology

⚕️ Healthcare Insurance

💊 Pharmaceuticals

Biotechnology • Healthcare Insurance • Pharmaceuticals

ImmunityBio, Inc. is a biotechnology company focused on developing innovative immunotherapies to enhance the immune system's ability to fight cancer and infectious diseases. By harnessing the power of the body’s immune response, ImmunityBio aims to provide breakthrough treatments that can improve patient outcomes and longevity in challenging diseases.

📋 Description

• Subject Matter Expert for the design, development, maintenance, and deployment of AI agent systems, including one or more of LangGraph StateGraph patterns, CrewAI multi-agent orchestration, LlamaIndex data/agent workflows, or related frameworks. • Design, build, and maintain FastAPI-based agent servers, including async/await endpoints, streaming responses, and health check endpoints. • Implement comprehensive testing strategies — unit, integration, edge-case, and performance — for agents and services to ensure production reliability. • Build and enforce guardrails for AI interactions, including input/output validation, safety checks, prompt hardening, policy enforcement, and robust errors handling in alignment with organizational security and compliance standards. • Design secure tool execution patterns adhering to least-privilege access, allowlists, secrets management, audit logging, and validation controls against prompt injection/data exfiltration. • Implement agent observability to include per-step traces, tool-call telemetry, cost/latency budgets, and SLO-based alerting. • Design and build agent evaluation sets, adversarial tests, regression tests, and monitoring for safety/quality drift. • Design and build RAG/retrieval pipelines using vector databases such as Chroma, Milvus, Weaviate, and Qdrant. • Consult and collaborate with SMEs across Platform Engineering, Data Science, Security, Quality, and Product to ensure agent systems meet technical and operational requirements. • Lead the creation, modification, and maintenance of AI system documentation, including architecture decision records (ADRs), runbooks, API specifications, network topology diagrams, data flow diagrams, and best-practice guides, maintained in a compliant and auditable state. • Influence functional groups regarding operability, technical feasibility, engineering design, security posture, maintainability, and project schedule and documentation requirements. • Assist with the planning and implementation of AI agent-based projects and solutions in collaboration with cross-functional teams, including determination and delivery on cost, timeline, and quality to ensure sustained production operations. • Lead containerized deployment, start-up, commissioning, and release qualification activities using Docker multi-stage builds, dependency management, and container health check best practices. • Provide technical mentoring and oversight to less experienced engineers responding to and troubleshooting AI agent and service-related issues.

🎯 Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field with 7+ years of relevant software development experience is required. • 3+ years of hands-on Python development experience, with strong proficiency in Python 3.12+ and modern language features (type hints, async/await, etc.) is required. • 3+ years of hands-on Typescript development experience is required. • Experience with at least one AI agent framework (LangGraph, LangChain, CrewAI, or LlamaIndex) in a production or near-production setting is required. • Experience building and running containerized applications with Docker, including multi-stage builds and foundational DevOps practices, is required. • Experience with complex troubleshooting and system optimization in a regulated or enterprise environment is preferred. • Experience working within an organization with formal change control, compliance, or audit requirements is preferred.

🏖️ Benefits

• Medical, Dental and Vision Plan Options • Health and Financial Wellness Programs • Employer Assistance Program (EAP) • Company Paid and Voluntary Life/AD&D, Short-Term and Long-Term Disability • Healthcare and Dependent Care Flexible Spending Accounts • 401(k) Retirement Plan with Company Match • 529 Education Savings Program • Voluntary Legal Services, Identity Theft Protection, Pet Insurance and Employee Discounts, Rewards and Perks • Paid Time Off (PTO) includes: 11 Holidays • Exempt Employees are eligible for Unlimited PTO • Non-Exempt Employees are eligible for 10 Vacation Days, 56 Hours of Health Pay, 2 Personal Days and 1 Cultural Day