Software Engineer IV

Software Engineer IV – Java / AWS

Location: Coppel, TX, Charlotte, NC or St Louis, MO (Onsite 4 days/week)

Duration:  Long term project

Interview: 1 Onsite Interview + Java Coding Assessment - (In person Interview)

Job Summary:

We are looking for a Software Engineer IV with strong Java, Spring Boot, AWS, and distributed transactional systems experience. This is an 80% development / 20% unit testing role focused on building highly scalable, low-latency microservices.

The ideal candidate has experience building transaction-heavy applications , concurrency/locking mechanisms, caching, ACID transactions, and distributed systems at scale.

Key Responsibilities:

• Design and develop event-driven transactional microservices using Java 17/Spring Boot.
• Build scalable AWS applications using ECS, Aurora PostgreSQL, SQS FIFO, EventBridge, and MSK/Kafka .
• Develop high-throughput APIs supporting 300+ TPS , with a focus on low-latency processing.
• Implement concurrency controls, locking, optimistic versioning, caching, and ACID transactions.
• Build and maintain CI/CD pipelines using GitLab and infrastructure using Terraform/AWS CDK .
• Migrate legacy TIBCO applications to Java/AWS-based microservices .

Required Skills

• 7+ years of Java/Spring Boot development experience.
• Strong hands-on AWS experience.
• Proven experience building transactional/distributed systems at scale.
• Strong knowledge of concurrency, database locking, caching, ACID, and performance optimization .
• Experience with Kafka/MSK and event-driven architectures .
• Experience with GitLab CI/CD, Terraform, or AWS CDK .
• Strong unit-testing and API development experience.

Preferred Ex: AWS, Amazon, Apple, Meta, etc.

Preferred Skills: Drools, state-machine patterns, Resilience4j, parallel-run validation, and legacy-to-cloud migration experience.