Lead Specialist Java/Spring Boot

Job Title: Specialist – Java

Location: Coppell, TX, Charlotte, NC, or St Louis, MO –( Onsite )
Job Type: Long-Term Contract

Top Skills:

Java 17 | Spring Boot | AWS | Microservices | Kafka | SQS | Event Bridge | PostgreSQL | Terraform

Note:

Preferred candidates should be available to attend an onsite interview at the specified location. The interview will include a Java coding assessment .

This role focuses on hands-on development and technical leadership rather than enterprise architecture.

Job Description

We are seeking a Specialist – Java/Spring Boot Lead with strong hands-on coding experience to lead the design and development of event-driven transactional microservices on AWS.

This is a hands-on Lead role, not an Architect position . The ideal candidate will establish development frameworks, create project scaffolding, and provide a strong technical foundation for development teams.

The systems will process millions of transactional decisions per day and require strong experience building scalable, reliable, and high-concurrency applications.

Key Responsibilities

• Lead the design and delivery of event-driven transactional microservices.
• Build development frameworks and project scaffolding for engineering teams.
• Develop scalable applications using Java 17 and Spring Boot.
• Design and implement AWS-based solutions using ECS, Aurora PostgreSQL, SQS FIFO, Event Bridge, and MSK.
• Develop high-volume transactional systems with concurrency controls.
• Collaborate with developers to establish coding standards and best practices.
• Support CI/CD pipelines and infrastructure automation.
• Troubleshoot performance, reliability, and production issues.

Required Skills

• 7+ years of hands-on Java/Spring Boot development experience.
• Strong experience with Java 17 and Spring Boot .
• Hands-on AWS experience with ECS, Aurora, SQS, and EventBridge .
• Strong experience building transactional systems and microservices .
• Experience with Kafka/MSK .
• Experience with concurrency controls such as advisory locks and optimistic versioning.
• Experience with GitLab CI/CD .
• Hands-on experience with Terraform or AWS CDK .
• Strong technical leadership and hands-on coding skills.

Preferred Skills

• Experience with Drools Rules Engine .
• State machine design patterns.
• Parallel-run validation.
• Resilience4j.
• Legacy-to-cloud migration experience.