Java Backend Engineer

Job Title: Java Backend Engineer (Spring / Hibernate)

Location: Dallas, TX
Immediate Joiners Required

Mode for Hire: Full Time 

Looking for 8-10 Years of exp

Project Context

We are initiating a Proof of Concept (POC) to modernize and decouple the Rules Engine from an existing enterprise Crew Management system.

The goal is to:

• Improve flexibility and scalability of rule processing
• Enable cleaner request-response-based architecture
• Reduce long-term cost and complexity in rule management

Key Responsibilities

• Design and implement backend enhancements in an existing Java-based Crew Manager system
• Refactor and decouple tightly coupled rule-processing components
• Build and optimize request-response based integrations with external rule engines
• Work closely with domain experts to understand complex business logic and workflows
• Contribute to architecture decisions for scalable rule management
• Ensure high code quality, performance, and maintainability
• Support POC validation through rapid prototyping and iteration

Required Skills & Experience

• Strong hands-on experience in Core Java
• Proven experience with:
  • Spring Framework (Spring Boot preferred)
  • Hibernate / JPA
• Solid understanding of:
  • Backend system design
  • API-driven architecture (RESTful services)
  • Application decoupling patterns
• Experience working with complex enterprise systems or legacy modernization
• Strong debugging and performance optimization skills

Good to Have

• Exposure to rules engines / decision systems
• Experience in airline or crew management systems
• Prior work on large monolithic system decomposition
• Familiarity with event-driven or microservices architecture