Java AI Backend Engineer - Google ADK & Gemini

Quantum Technologies. LLC; Plano (TX); On-site; USD 120,000 - 150,000; Full time

Job summary

Quantum Technologies. LLC is seeking an experienced Java Developer to design and build AI-powered applications. The role emphasizes backend systems, scalable microservices, and integration with Google ADK and Gemini for agent-based workflows.

You will implement REST APIs, RAG techniques, and devops on GCP, Docker, and Kubernetes, ensuring robust, scalable cloud-native solutions. The ideal candidate brings hands-on Java, Spring Boot, and AI agent orchestration expertise.

Qualifications

• Strong experience in Java, Spring Boot, and microservices.
• Hands-on experience with Google ADK.
• Experience with Gemini, Agentic AI, and multi-agent orchestration.
• Knowledge of REST APIs, RAG, and MCP.
• Experience with GCP services, Docker, and Kubernetes.

Responsibilities

• Develop scalable backend applications using Java, Spring Boot, and Microservices.
• Build and orchestrate AI agents using Google ADK and Google Gemini.
• Implement multi-agent workflows, tool calling, and API integrations.
• Develop RAG-based solutions using vector databases and LLMs.
• Integrate AI agents with enterprise applications, REST APIs, and cloud services.
• Deploy and maintain applications on Google Cloud Platform (GCP).

Skills

Java

Spring Boot

Microservices

REST APIs

RAG

MCP

Gemini

Agentic AI

multi-agent orchestration

GCP services

Tools

Google ADK

Docker

Kubernetes

Job description

Quantum Technologies. LLC is seeking an experienced Java Developer to design and build AI-powered applications. The role emphasizes backend systems, scalable microservices, and integration with Google ADK and Gemini for agent-based workflows.

You will implement REST APIs, RAG techniques, and devops on GCP, Docker, and Kubernetes, ensuring robust, scalable cloud-native solutions. The ideal candidate brings hands-on Java, Spring Boot, and AI agent orchestration expertise.