Software Engineer, AI Agents

Recruiting From Scratch•San Francisco, CA

7d•Remote

About The Position

As a Software Engineer, AI Agents, you'll help build the next generation of AI-powered decisioning systems that combine large language models, product engineering, data infrastructure, and intelligent automation. You'll work directly with company leadership to define AI architecture, prototype new product experiences, and build production-grade AI agents used by enterprise customers. This is a rare opportunity to join a fast-growing AI company where you'll own major product initiatives, influence AI strategy, and build intelligent systems that shape the future of customer engagement and enterprise software.

Requirements

5–12 years of software engineering experience
Experience building core product features at high-growth VC-backed startups
Experience shipping AI-powered production products from concept through launch
Experience working in Series C–F startup environments or similarly fast-growing companies
Experience building products with significant customer and business impact
Demonstrated progression in ownership, technical scope, or engineering leadership
Experience working as an early engineering hire or startup founder preferred
Strong product mindset with demonstrated ability to build 0→1 products
Strong backend software engineering experience
Experience building complex AI applications beyond simple RAG implementations
Experience architecting production AI systems and LLM-powered applications
Strong proficiency with TypeScript and modern backend development
Experience designing scalable distributed backend systems
Experience rapidly prototyping AI-powered products
Strong understanding of LLM architectures, prompting strategies, tool calling, and AI workflows
Experience evaluating AI models and selecting appropriate production architectures
Strong understanding of APIs, data infrastructure, and scalable backend services
Ability to design production systems balancing reliability, scalability, latency, and cost
Strong engineering fundamentals across system design, architecture, and software quality
Bachelor's or higher degree in Computer Science, Mathematics, or a related technical field preferred
Degree from a top engineering university strongly preferred
Coursework or practical experience in Artificial Intelligence or Machine Learning is a plus
Strong communication skills
Excellent product intuition
High ownership mentality
Strong customer empathy
Comfortable operating with ambiguity
Highly intellectually curious
Structured problem solver
Self-directed and proactive
Strong collaboration across Product, Engineering, and Leadership
Comfortable rapidly learning new technologies
Passion for AI and building customer-facing products

Responsibilities

Design and build production-ready AI agents that help businesses automate customer engagement and marketing workflows
Prototype and rapidly iterate AI-powered product experiences using modern LLMs and AI frameworks
Build scalable backend systems supporting AI-powered decision making and intelligent automation
Develop production-grade LLM pipelines capable of solving complex customer problems
Build AI agents that analyze customer data, generate insights, and recommend business actions
Work directly with the CTO and COO to prototype new AI product lines from concept through production
Evaluate emerging AI models, frameworks, and methodologies to determine the best production architectures
Design scalable backend services supporting AI workflows and enterprise customer data
Build highly reliable production systems capable of serving enterprise-scale workloads
Partner closely with Product, Engineering, and Design to create intuitive AI-assisted user experiences
Make key technical decisions around AI architecture, backend systems, and product direction
Improve engineering quality, scalability, performance, and reliability across AI products