Hiring for Java Developer - Charlotte, NC - Hybrid Role (USC/on W2) (No C2C)

Job Title: Java Developer

Location: Charlotte, NC (3 days onsite per week)

Duration: 6+ Months

Job Summary

Seeking a hands-on Java Developer focused on backend services and API development. Candidate has strong Spring Boot expertise and 3 4 years of practical MongoDB experience (secondary skill). Responsible for designing, building, testing, and maintaining RESTful services that power scalable applications.

Responsibilities:

• Design and implement RESTful APIs and backend services using Java and Spring Boot.
• Build, test, and maintain high-quality, production-ready code; participate in code reviews.
• Work with MongoDB for data storage, schema design, querying, and basic maintenance.
• Collaborate with product, frontend, and QA teams to deliver features and fixes.
• Troubleshoot issues in development, staging, and production; perform root-cause analysis.
• Write unit/integration tests and contribute to CI/CD pipelines.
• Document APIs, data models, and design decisions.
• Participate in sprint planning and agile ceremonies as an individual contributor.

Required:

• Strong Java skills (core language, collections, concurrency basics).
• Hands-on experience building backend services with Spring Boot.
• 3 4 years working with MongoDB (schema design, CRUD operations, aggregation).
• Proven experience developing REST APIs and integrating services.
• Familiarity with unit testing frameworks (JUnit, Mockito) and API testing.
• Good understanding of version control (Git) and collaborative workflows.
• Strong problem-solving skills, attention to detail, and ability to work independently.

Nice-to-Have

• Experience with MongoDB migrations, data transformation, or ETL work.
• Query optimization, indexing strategies, and performance tuning in MongoDB.
• Exposure to data engineering concepts or pipelines.
• Cloud experience (AWS, Azure, or Google Cloud Platform) deploying services, managed DBs.
• Familiarity with containerization (Docker) and orchestration (Kubernetes).
• Experience with observability tools (logging, metrics, tracing).

Thanks & Regards.