Full Stack Java developer

Hadiamondstar Software Solutions LLC; Reston (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Hadiamondstar Software Solutions LLC is seeking a backend-heavy full-stack developer to drive cloud migrations and enterprise-grade Java applications in Reston, VA. The role emphasizes Java 21, AWS, and Spring Framework with strong database work on Aurora PostgreSQL.

The ideal candidate has proven experience migrating on-premise systems to AWS, plus test automation expertise and frontend exposure with Angular. Strong communication and SDLC knowledge are required for collaboration across teams.

Qualifications

• Full stack with backend emphasis (roughly 70%), experience delivering enterprise apps.
• Expertise migrating applications from on-prem to AWS.
• Proficiency with Java 21 and modern Spring ecosystem.
• Hands-on AWS experience; AWS Developer/Architect preferred.
• Frontend exposure with Angular; strong backend focus.
• Knowledge of Spring and Spring Boot frameworks.
• Experience with AWS Aurora PostgreSQL.
• Proven test automation experience across CI/CD pipelines.

Responsibilities

• Lead backend-heavy development efforts across Java and cloud services.
• Drive migration projects from on-prem to AWS architectures.
• Collaborate with FEPOC and cross-functional teams to define technical requirements.
• Implement and maintain test automation strategies across environments.
• Provide guidance on SDLC, design, and deployment processes.

Skills

Full Stack backend

FEPOC consultant

Java 21

AWS

AWS Developer/Architect

Angular

Spring

Spring Boot

Migration to AWS

Aurora PostgreSQL

Test Automation

Education

Bachelor's Degree

Information Technology

Computer Science

In lieu of Education

In lieu of a Bachelors degree

Job description

• Experience with moving applications from on prem to AWS
• Test Automation Exp

Must Have Skills

• Full Stack Heavier on backend (70%)
• Previous FEPOC consultant desired
• Java 21
• AWS
• AWS Developer/Architect preferred
• Angular
• Spring
• Spring Boot
• Experience with moving applications from on prem to AWS
• Aurora PostgeSQL Exp
• Test Automation Exp

Nice to have skills:

• Acquisition 360
• AWS Certification
• Education Level: Bachelors Degree
• Education Details: Information Technology or Computer Science
• Experience: 5 years experience with software development, basic coding and compilation, software architecture/design, user requirements definition and software specification development.
• In Lieu of Education
• In lieu of a Bachelors degree, an additional 4 years of relevant work experience is required in addition to the required work experience.

Preferred Qualifications

• Knowledge, Skills and Abilities (KSAs)
• Ability to communicate technical requirements to all levels of expertise., Advanced
• Proficient in establishing and maintaining good working relationships., Advanced
• Knowledge and understanding of software development life cycle (SDLC)., Advanced
• Proficient with integrating complex and/or existing systems., Advanced
• Knowledge of programming languages (e.g. JavaScript, C, Python, etc.)., Advanced
• Excellent communication skills both written and verbal., Advanced
• Knowledge of cloud technologies (e.g. AWS, Azure), Proficient
• Knowledge of database technologies (e.g. cloud, SQL, Oracle, Mongo DB, PostgreSQL, etc.), Advanced
• Fundamental knowledge of software engineers best practices, agile methodologies, CI/CD pipelines, Advanced
• Knowledge of test-first practices including Test-Driven Development (TDD) for unit tests and Behavior-Driven Development (BDD) for automated acceptance tests, Advanced
• Strong experience with Deployment/Continuous Integration/ Continuous Testing/ Continuous Delivery processes and tools and have expertise in CI/CD tools and framework, Advanced
• Knowledge of Code quality and promotion practices, Advanced