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Freelance Java Backend Developer Jobs in Maryland

Infojini Inc

Mid-Level Java Developer (Full Time)

Bethesda, MD · On-site

$54.50 - $70.75/hr

... good Java Backend experience Strong Analysis experience including Rational Unified Process (RUP ... in programming for relational databases Design Skills includes Infrastructure and Feature ...

CTC Group

Back-End Java Developer

Annapolis Junction, MD · On-site

$52 - $67.50/hr

CTC Group is seeking a Java Developer, to join a group of high-performing developers and engineers ... You'll be exposed to multiple discipline areas such as UI, front-end, back-end and/or full-stack ...

StackandCo

$50 - $64.75/hr

\n \n \n One of my Clients, a global fintech company, going through an exciting phase of expansion, has an excellent opportunity for a Backend Server \- Java Developer Expert. You must be a flexible ...

Cymertek

Java / Spring Developer

Annapolis Junction, MD · On-site

$52 - $67.50/hr

SIMILAR CAREER TITLESJava Developer, Spring Boot Developer, Backend Developer, Full Stack Java Developer, Software Engineer, Java Microservices Developer, Web Application Developer, API Developer ...

CTC Group

Back-End Java Developer

Annapolis, MD · On-site

$140K - $170K/yr

Summary CTC Group is seeking a Java Developer, to join a group of high-performing developers and ... You'll be exposed to multiple discipline areas such as UI, front-end, back-end and/or full-stack ...

StackandCo

$50 - $64.75/hr

\n \n \n \n \n My Client, a global fintech company, going through an exciting phase of expansion, has an excellent opportunity for a Backend Server \- Java Developer. \n \n \n \n \n \n Day To Day's Of ...

Jobsbridge

Senior UI Developer

Chevy Chase, MD

$63.25 - $82/hr

... with Java Backend, entire UI is written in JavaScript (very complex java based applications) so Java or .NET experience is okay as it pertains to application development but not a requirement.

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SWE2 Java Engineer with Security Clearance

Waypoint Human Capital

Annapolis Junction, MD

$52.75 - $72.50/hr

Other

Posted 20 days ago

Job description

Position Title: SWE2 Java Engineer Position Type: Full-time, On-Site Location: Annapolis Junction, MD Clearance: Active TS/SCI with Full Scope Polygraph Description: Waypoint’s client is seeking a SWE2 Java Engineer to support development and modernization of mission-critical systems. This role focuses on backend development, with an emphasis on Java-based applications, microservices architectures, and large-scale data processing frameworks such as Hadoop. The selected candidate will play a key role in designing, developing, and optimizing backend services that support high-performance, data-intensive applications. This position is ideal for an engineer experienced in building scalable microservices and distributed systems within secure, enterprise environments. Responsibilities: Design, develop, and maintain backend services using Java and modern frameworks. Build and support microservices-based architectures to enable scalable and modular system design. Develop and optimize data processing solutions using Hadoop and related technologies. Design and implement RESTful APIs and backend integrations. Collaborate with cross-functional teams to translate requirements into technical solutions. Troubleshoot and resolve backend performance, scalability, and integration issues. Participate in Agile development activities, including sprint planning, stand-ups, and code reviews. Support modernization efforts, including transitioning legacy systems to distributed and microservices-based architectures. Ensure backend systems meet security, reliability, and performance requirements. Required: Active TS/SCI clearance with Full Scope Polygraph. Bachelor’s degree in Computer Science, Engineering, or related technical field, or equivalent experience. Minimum 8–10 years of experience in software engineering. Strong proficiency in Java backend development. Experience with microservices architecture and distributed systems. Experience working with Hadoop or similar big data frameworks. Experience developing and consuming RESTful APIs. Experience with Git and version control practices. Familiarity with Jira and Confluence. Experience working in Agile development environments. Desired: Experience with Spring Boot or similar Java frameworks. Experience with data streaming technologies (e.g., Kafka). Experience with containerization tools such as Docker and Kubernetes. Familiarity with cloud platforms (AWS, Azure, or GCP). Experience with CI/CD pipelines and DevOps practices. Experience working with NoSQL and relational databases. Strong troubleshooting and performance optimization skills for backend systems. * Experience supporting secure or classified environments.

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