Senior Java Backend Engineer — On‑Site, Miami (AWS)

Medium; Miami (FL); On-site; USD 110,000 - 130,000; Full time

Benefits offered by this job

Dynamic work environment

Long-term contract engagement

High visibility role

Job summary

Medium is seeking a Senior Java Microservices Developer to lead the design and development of event-driven microservices in a high-impact project. This contract role requires hands-on experience in Java, Spring Boot, and AWS, and is based in the Miami / Fort Lauderdale area.

The ideal candidate will own their code from design to production and integrate advanced AI systems into the development workflows effectively. A collaborative and dynamic environment awaits with potential for substantial contributions to technical strategy.

Qualifications

• 8+ years experience in backend services using Java.
• 2+ years in microservices and event-driven systems.
• Production experience with AWS services.
• Proficiency in AI-assisted development tools.

Responsibilities

• Design and build Spring Boot microservices.
• Implement publish/subscribe async messaging.
• Design and consume REST APIs.
• Build CI/CD pipelines on AWS.
• Diagnose issues across distributed services.
• Integrate LLMs and build agentic workflows.

Skills

Java

Microservices

Spring Boot

AWS

Event-driven systems

Testing (JUnit, Mockito)

AI-assisted development

Tools

Docker

Kubernetes

Terraform

Job description

Medium is seeking a Senior Java Microservices Developer to lead the design and development of event-driven microservices in a high-impact project. This contract role requires hands-on experience in Java, Spring Boot, and AWS, and is based in the Miami / Fort Lauderdale area.

The ideal candidate will own their code from design to production and integrate advanced AI systems into the development workflows effectively. A collaborative and dynamic environment awaits with potential for substantial contributions to technical strategy.