Java AI Engineer

Fixity Technologies; O’Fallon (MO); On-site; USD 100,000 - 150,000; Full time

Job summary

Fixity Technologies in the United States seeks a senior backend engineer to design scalable REST services using Java and Spring Boot and to drive AI-driven automation initiatives.

You will work with Oracle and PostgreSQL databases, event-driven architectures, CI/CD pipelines, Jenkins, and Kafka; experience with Pivotal Cloud Foundry is a plus.

Collaborate with product and data teams to deliver reliable, scalable services in a fast-paced environment.

Qualifications

• Strong experience with Java and Spring Boot in production systems.
• Proven ability to design RESTful services and backend architectures.
• Experience with AI/LLM integration or AI automation workflows is a plus.

Skills

Java

Spring Boot

AI integration

REST API development

Event-driven architecture

Backend automation

Tools

Oracle database

PostgreSQL

CI/CD

Jenkins

Kafka

PCF

Job description

• Strong hands-on experience with Java and Spring Boot (Mandatory)
• Experience integrating LLMs, AI agents, or AI automation workflows
• Strong knowledge of REST API development and backend services
• Experience with SQL databases including Oracle and PostgreSQL
• Strong understanding of event-driven architecture
• Experience with backend automation and scalable application design
• Knowledge of CI/CD concepts and Jenkins
• Exposure to Kafka is preferred
• Experience with Pivotal Cloud Foundry (PCF) is a plus