Senior Java Engineer: Remote Microservices & Spring

United States Digital Space LLC; United States; Remote; USD 130,000 - 170,000; Full time

Benefits offered by this job

Remote-friendly engagement

Job summary

United States Digital Space LLC is seeking a Senior Java Developer to design, build, and maintain scalable backend systems. You will own services end to end, from data modeling through deployment, while collaborating with cross-functional teams to deliver production-ready solutions.

You'll work with Java, Spring, and a microservices architecture to design APIs, optimize SQL schemas, and ensure reliability at scale.

Qualifications

• Strong hands-on experience with Java in a production backend environment.
• Solid experience with the Spring framework (Spring Boot, Spring MVC, Spring Data, Spring Cloud).
• Proven experience designing and building microservices architectures.
• Strong SQL skills, including schema design, query optimization, and relational data modeling.
• Experience with RESTful API design and development.
• Understanding of distributed systems concepts (service communication, fault tolerance, scalability).
• Experience with version control (Git) and CI/CD workflows.
• Strong problem-solving skills and ability to work independently on complex technical challenges.
• Solid communication skills for collaborating with cross-functional and distributed teams.

Responsibilities

• Design, develop, and maintain backend services and APIs using Java and the Spring ecosystem (Spring Boot, Spring Cloud, Spring Data)
• Build and evolve microservices architecture, including service decomposition, inter-service communication, and API design
• Design and optimize relational database schemas and queries using SQL
• Implement RESTful APIs and support integration with third-party systems and internal services
• Write clean, testable, production-quality code, including unit and integration tests
• Troubleshoot and resolve performance, scalability, and reliability issues across distributed services
• Participate in code reviews, architecture discussions, and technical planning
• Support CI/CD pipelines and deployment processes for microservices
• Collaborate with cross-functional teams (frontend, QA, product) to deliver features end to end
• Contribute to technical documentation and best practices for the engineering team

Skills

Java

Spring Framework

Microservices

SQL

RESTful APIs

Distributed Systems

Git & CI/CD

Problem Solving

Communication

Tools

Docker

Kubernetes

Kafka / RabbitMQ

AWS / Azure / GCP

Prometheus / Grafana / ELK

Job description

United States Digital Space LLC is seeking a Senior Java Developer to design, build, and maintain scalable backend systems. You will own services end to end, from data modeling through deployment, while collaborating with cross-functional teams to deliver production-ready solutions.

You'll work with Java, Spring, and a microservices architecture to design APIs, optimize SQL schemas, and ensure reliability at scale.