Java Backend Engineer — Spring Boot, GraphQL, Microservices

Cloud Hybrid Technologies, LLC; McLean (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Cloud Hybrid Technologies, LLC is seeking a backend engineer to design, develop, and maintain high-performance Java services. You will work with MongoDB, DB2, and PostgreSQL to manage large datasets and build Spring Boot-based microservices with GraphQL APIs.

Collaborate with frontend teams, product managers, and other stakeholders while ensuring scalable, secure, and maintainable architectures. AWS experience is essential for deployment and monitoring in a modern cloud environment.

Qualifications

• Strong experience with Java development and solid Java fundamentals.
• Proficiency in NoSQL and SQL databases (MongoDB, DB2, PostgreSQL).
• Hands-on with Spring Boot and microservices architecture.
• Experience developing and integrating GraphQL APIs.
• In-depth knowledge of AWS services for cloud-based solutions.
• Solid understanding of RESTful API principles and API consumption.
• Strong problem-solving, quick learning, and cross-functional collaboration.
• Ability to work in an Agile environment and communicate clearly.

Responsibilities

• Design, develop, and maintain high-performance backend services in Java.
• Work with MongoDB, DB2, and Postgres to manage large datasets.
• Build Spring Boot applications and microservices with robust APIs.
• Implement GraphQL endpoints for efficient data querying.
• Collaborate with frontend, product, and other stakeholders to deliver solutions.
• Ensure architecture follows scalability, security, and maintainability standards.
• Leverage AWS for deployment, monitoring, and scaling of services.
• Troubleshoot performance issues and write unit tests; perform code reviews.

Skills

Java development

REST APIs

GraphQL

Agile

Communication

Team collaboration

Tools

MongoDB

DB2

PostgreSQL

Spring Boot

GraphQL APIs

AWS (EC2, S3, RDS, Lambda)

RESTful APIs

Job description

Cloud Hybrid Technologies, LLC is seeking a backend engineer to design, develop, and maintain high-performance Java services. You will work with MongoDB, DB2, and PostgreSQL to manage large datasets and build Spring Boot-based microservices with GraphQL APIs.

Collaborate with frontend teams, product managers, and other stakeholders while ensuring scalable, secure, and maintainable architectures. AWS experience is essential for deployment and monitoring in a modern cloud environment.