Software Engineer IV
Huxley
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.
Vacancy posted 2 days ago
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