Sr Java Backend - Miami

Coderio LLC

Job Overview

Location

Miami, Florida

Job Type

Full-time

Full Job Description

📋 Description

• Design, build, test, and deploy Spring Boot microservices following strict team standards, owning code from design to production in a high-impact contract role.
• Implement event-driven distributed systems using publish/subscribe messaging patterns and handle distributed transactions via saga or orchestration workflows.
• Design and consume REST APIs, webhooks, and subscription APIs, actively contributing to API contracts, versioning, and documentation standards.
• Build and maintain CI/CD pipelines and infrastructure-as-code for services deployed on AWS, ensuring automated, repeatable, and secure deployments.
• Operate heavily on AWS services including DynamoDB, Kinesis, SQS, SNS, KMS, API Gateway, ECS/EKS, Lambda, IAM, and RDS to deliver scalable, cloud-native solutions.
• Diagnose and resolve production issues across distributed services using observability tools such as New Relic, Datadog, or OpenTelemetry for logging, tracing, and metrics.
• Integrate LLMs into production services using function/tool calling, structured outputs, and the Model Context Protocol, with strict adherence to AI safety and governance guardrails.
• Ensure PII and PCI data handling compliance within AI-driven workflows, applying governance controls to prevent data exposure and regulatory violations.
• Leverage AI-assisted development tools like Claude Code or GitHub Copilot while exercising critical judgment to review, validate, and refine AI-generated code.
• Apply solid testing discipline using JUnit, Mockito, and integration tests to ensure code reliability, maintainability, and regression prevention.
• Work 100% on-site in the Miami / Fort Lauderdale area as part of an established engineering team, collaborating directly with peers on high-stakes technical initiatives.
• Contribute to technical strategy around modern event-driven architectures and AI integrations within a fast-paced, international engineering culture.
• Maintain operational excellence by monitoring service health, optimizing performance, and reducing incident response time through proactive observability practices.
• Collaborate with a globally distributed team while operating under a contract engagement with high autonomy and strategic visibility.

🎯 Requirements

• 8+ years of experience building backend services in Java, with 2+ years specifically in microservices and event-driven systems
• Deep, hands-on mastery of Java 17+ with strong OOP and concurrency fundamentals, and production experience in Spring Boot and Spring Cloud
• Solid, demonstrable production experience with AWS services including DynamoDB, Kinesis, SQS, SNS, KMS, API Gateway, ECS/EKS, Lambda, IAM, and RDS
• Must be located in the Miami / Fort Lauderdale area and available to work 100% on-site for a contract engagement
• Fluency with AI-assisted development tools (e.g., Claude Code, Copilot) and the critical judgment to review AI-generated code
• Solid testing discipline utilizing JUnit, Mockito, and integration testing

🏖️ Benefits

• On-site collaboration in a dynamic and fast-paced environment in the Miami / Fort Lauderdale area
• Long-term contract engagement with high impact and autonomy
• Strategic and high-visibility role within a modern engineering culture
• Opportunity to influence technical strategy, especially regarding modern event-driven architectures and AI integrations
• Collaborative international team with strong technical leadership

Skills & Technologies

Java

Spring

DynamoDB

AWS

Docker

Backend

Senior

Remote

Degree Required

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Coderio LLC

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About Coderio LLC

Coderio LLC is a technology services firm providing custom software development, staff augmentation, and nearshore outsourcing solutions. Founded in 2015 and headquartered in Chicago with delivery centers across Latin America, the company builds web, mobile, and cloud applications for startups and Fortune 500 clients. Its 500+ engineers specialize in JavaScript, Python, .NET, Java, and DevOps, supporting end-to-end product development, QA automation, and agile team extensions. Coderio focuses on transparent communication, cultural alignment, and scalable delivery models to accelerate clients’ digital initiatives while reducing time-to-market and operational costs.

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