AI-Native Full-Stack Engineer: Agent Systems

Nxt Level; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Nxt Level in Austin, TX is seeking two full-stack engineers to help build production-grade agent systems from the ground up. This role centers on AI-native tooling, not traditional hand-written code, and focuses on orchestration of AI tools and multi-agent workflows.

The right candidates will operate with high ownership in a fast-moving startup, collaborating across frontend, backend, and infrastructure to ship at exceptional speed using coding agents and LLMs.

Qualifications

• 2–4 years of software engineering experience, ideally in startup environments.
• Strong Python and TypeScript experience.
• Strong understanding of LLM capabilities, limitations, and orchestration patterns.
• Experience using coding agents or AI development tools to ship faster.
• Systems thinking and the ability to break complex workflows into reliable architecture.
• Ability to operate with high ownership in a fast-moving, in-person startup environment.
• Strong problem-solving ability and a high raw-intelligence bar.
• Comfort working across frontend, backend, and infrastructure.
• Ability to start quickly.
• Must be based in or willing to relocate to Austin, TX for fully in-person work.

Responsibilities

• Build and ship full-stack product features across a TypeScript-heavy platform.
• Architect and orchestrate multi-agent systems across the product.
• Design agent coordination patterns for complex legal reasoning workflows.
• Build reliable, auditable agent pipelines for legal and government use cases.
• Ship agent systems into production.
• Use coding agents as a primary part of the engineering workflow.
• Work across frontend, backend, infrastructure, and product experience.
• Contribute to UI/UX decisions and build intuitive workflows for complex users.
• Partner closely with the founding team to move quickly from idea to shipped product.
• Help define the engineering culture, AI-native development standards, and platform architecture.

Skills

Python

TypeScript

LLM orchestration

Multi-agent systems

Systems thinking

Ownership

Education

Bachelor's degree preferred

Tools

LangChain

LangGraph

CrewAI

AutoGen

OpenAI

LlamaIndex

DSPy

Instructor

Job description

Nxt Level in Austin, TX is seeking two full-stack engineers to help build production-grade agent systems from the ground up. This role centers on AI-native tooling, not traditional hand-written code, and focuses on orchestration of AI tools and multi-agent workflows.

The right candidates will operate with high ownership in a fast-moving startup, collaborating across frontend, backend, and infrastructure to ship at exceptional speed using coding agents and LLMs.