Senior Full-Stack AI Agents Engineer (GCP)

Ontrac Solutions LLC.; Oregon; Hybrid; USD 120,000 - 180,000; Full time

Job summary

Ontrac Solutions LLC. seeks a senior full stack software engineer to join a contractor program building ADK-based multi-agent applications on Google Cloud Platform. You will own frontend, backend, and agent integration, delivering production-ready code and scalable services.

You’ll work with a technical lead and customer stakeholders from definition through delivery. The role emphasizes building agents deployed to production, maintaining evaluation loops, and using AI coding tools to run

Qualifications

• Professional full stack software engineering experience, including production delivery on Google Cloud Platform.
• Hands-on experience building and deploying AI agents with Google's Agent Development Kit (ADK)
• Bachelor's degree in Computer Science or equivalent practical experience

Responsibilities

• Design the multi-agent architecture and state handling.
• Develop agents and tools with ADK, including integrations with customer and third-party systems over REST and MCP.
• Build the web frontend and the backend services that expose the agents to users, including the user workflows and the APIs they run against.
• Deploy agents and application services to GCP on Cloud Run and Agent Engine, with CI/CD and managed environments and releases.
• Build and maintain evaluation suites and feedback loops that measure agent output, surface regressions, and drive changes to prompts, tools, and agent structure.
• Instrument agents and services with tracing and logging so that behavior in production can be inspected and debugged.
• Use Claude and multi-agent workflows to accelerate design, implementation, test generation, and code review across the full stack, with the engineer remaining accountable for the correctness of all delivered code.
• Deliver unit, integration, end-to-end, and agent evaluation test coverage, participate in code reviews, and document the architecture and operating procedures for our team and the customer's

Skills

ADK Agent

Frontend TypeScript

REST APIs

Multi-Agent

Cloud Run

CI/CD

Vertex AI

OAuth/JWT

PostgreSQL

AGI Tools

Education

Bachelor's degree in Computer Science

Tools

GCP Cloud Run

REST/MCP

CI/CD pipelines

PostgreSQL

Job description

Ontrac Solutions LLC. seeks a senior full stack software engineer to join a contractor program building ADK-based multi-agent applications on Google Cloud Platform. You will own frontend, backend, and agent integration, delivering production-ready code and scalable services.

You’ll work with a technical lead and customer stakeholders from definition through delivery. The role emphasizes building agents deployed to production, maintaining evaluation loops, and using AI coding tools to run