Senior Software Engineer, AI

NantWorks, LLC

Job Overview

Location

Remote

Job Type

Full-time

Full Job Description

📋 Description

• Senior Software Engineer – AI is a hands-on, systems-level role integrating data engineering, software development, and AI agent architecture, with close collaboration across platform engineering, data science, security, and product teams. The role serves as a subject matter expert in AI agent development and supports Engineering leadership in driving change control, maintaining project schedules and quality standards, designing and programming AI agent systems, and providing technical support for daily AI-powered operations.
• Day-to-day responsibilities include designing, building, and maintaining FastAPI-based agent servers with async/await endpoints, implementing comprehensive testing strategies for agents and services, building guardrails for AI interactions, designing secure tool execution patterns, implementing agent observability, designing RAG/retrieval pipelines using vector databases, consulting with cross-functional SMEs, leading documentation efforts, mentoring junior engineers, monitoring agent performance, and assisting with planning and implementation of AI agent-based projects.
• The team at ImmunityBio is a collaborative, growing biopharmaceutical company headquartered in Southern California, developing cutting-edge cell and immunotherapy products to strengthen the immune system against cancer and infectious diseases. The engineering team works across platform engineering, data science, security, and product to deliver production-grade AI systems.
• In this role, the individual can deepen expertise in AI agent frameworks (LangGraph, CrewAI, LlamaIndex), master production-grade backend systems with FastAPI and Docker, lead technical documentation and standardization efforts, mentor junior engineers, and influence cross-functional teams on operability, security, and maintainability of AI systems while contributing to mission-driven healthcare innovation.

🎯 Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field with 7+ years of relevant software development experience
• 3+ years of hands-on Python development experience with strong proficiency in Python 3.12+ and modern language features (type hints, async/await)
• 3+ years of hands-on Typescript development experience
• Experience with at least one AI agent framework (LangGraph, LangChain, CrewAI, or LlamaIndex) in a production or near-production setting
• Experience building and running containerized applications with Docker, including multi-stage builds and foundational DevOps practices

🏖️ Benefits

• Discretionary bonus and equity award eligibility
• Medical, Dental and Vision Plan Options
• 401(k) Retirement Plan with Company Match
• Paid Time Off (PTO) including 11 Holidays and Unlimited PTO for Exempt Employees
• Health and Financial Wellness Programs, Employer Assistance Program (EAP), and Voluntary Legal Services, Identity Theft Protection, Pet Insurance and Employee Discounts

Skills & Technologies

Python

TypeScript

FastAPI

Docker

Senior

Remote

Degree Required

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NantWorks, LLC

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About NantWorks, LLC

NantWorks is a diversified holding company founded by Dr. Patrick Soon-Shiong that invests in and operates businesses across biotechnology, healthcare data infrastructure, digital entertainment, and secure communications. Its portfolio includes initiatives in precision medicine, genomic sequencing, AI-driven clinical decision support, low-latency networking, and immersive media technologies. The company integrates advanced data analytics, cloud computing, and machine learning to accelerate biomedical research and deliver personalized therapies. Through subsidiaries and strategic partnerships, NantWorks seeks to create an integrated ecosystem linking patients, providers, researchers, and payers to improve outcomes and reduce healthcare costs while advancing innovation across its sectors.

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