Java + Golang Developer
Ethereum Technologies LLC
We are seeking a highly skilled Java with Golang Developer to build, enhance, and optimize scalable backend services and distributed applications. The ideal candidate must have strong experience with Java , hands-on expertise with Golang , and deep knowledge of microservices, APIs, and cloud-native development. Key Responsibilities Develop, enhance, and maintain backend services using Java and Golang . Design and implement microservices , REST APIs, and event-driven architectures. Optimize application performance, scalability, and reliability. Collaborate with DevOps, QA, and architecture teams for CI/CD and deployment. Troubleshoot complex issues and ensure high-quality code standards. Required Skills Strong hands-on experience with Java (Spring Boot) . Solid working experience with Golang . Expertise in Microservices , REST APIs, and distributed systems. Familiarity with Docker, Kubernetes , and cloud platforms (AWS/Azure/GCP). Experience with Git, CI/CD pipelines , and modern DevOps practices. Good understanding of messaging systems (Kafka/RabbitMQ) is a plus. ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract #J-18808-Ljbffr Ethereum Technologies LLC
- ...coding support for both new and existing systems, primarily using Java and Spring Boot. Architecture Design: Contribute to high-... ...using Spring Boot . Backend Polyglot: Proficiency with Golang for backend service development. AWS Cloud Stack: Hands-on...SuggestedLong term contractRemote work
$80k - $100k
...Professional to join their team in McLean, VA. You will be responsible for the full software development lifecycle of Appian BPM and Java applications. The ideal candidate will have experience in designing and implementing applications, strong analytical skills, and the...Suggested- ...techniques, engineering concepts, and varied operations. Apply safety and occupational health laws, regulations, principles, and newly developed procedures, and techniques for unique or one-of a kind project and advise management on technical matters regarding occupational...SuggestedPart time
- ...is looking for a motivated Development Professional to design, develop, and maintain applications within their Single Family Sourcing Delivery... ...deliver effective solutions. Key skills include proficiency in Java, SQL, and UNIX Shell Scripting. This role offers the opportunity...Suggested
- 12+ years of hands-on Core Java development experience (Java 8 or higher) Strong experience with Spring Boot, Microservices, and design patterns Ability to deliver complete end-to-end projects Must have strong experience with AWS services (S3, SQS, SNS, ECS, Lambda, CloudWatch...Suggested
- ...Key Responsibilities: • Design, develop, and optimize high-quality software applications using various advanced programming languages... ...in programming languages / standards / build tools including Java, XML, Open API, Maven, and ANT, with strong knowledge of modern...
- A leading technology solutions provider based in Virginia is seeking a skilled professional with expertise in IBM ODM, Java, and J2EE for a role focusing on the design and development of rule engines. The ideal candidate holds a Bachelor's degree in Computer Science/Engineering...
- TryApplyNow is seeking an entry-level Java developer for a full-time position in McLean, Virginia. The ideal candidate will have 5-7 years of experience in IT and expertise in J2EE technologies. The role involves application development, prototyping, and technical consulting...Full time
$177k - $187k
Zillion Technologies, Inc. is hiring a mid-level Java Application Developer in McLean, Virginia. The role requires 5+ years of software development experience, strong Java skills, and proficiency in SQL. Applicants should also have experience with AI coding agents. The...Contract work- Revolutional is looking for an Application Programmer/Java Developer to support federal projects in a remote setting. The candidate will engage in all phases of the software development lifecycle, employing Java and modern technologies within an agile framework. The role...Remote job
- ...Job Title: Java Developer Location: Remote Type: Contract Responsibilities Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization...Full timeContract workLocal areaRemote work
- ...areas: Information Technology (IT), Clinical Research, Rehabilitation Therapy, and Nursing. Job Description Position: Senior Level Java Developer Location: McLean, VA (Local candidates only) Duration: 4 Months Responsibilities: Develop and maintain large, sophisticated...Local area
- ...Division. We are seeking a motivated individual who can design and develop applications, and provide L3 support to the Single Family... ...JSF 2 Tomcat 3 Weblogic 4 IBM DB2 UDB 5 SQL 6 J2EE 7 Java 8 9 XML 10 UNIX Shell Scripting Additional Information All...
- Horizon Technologies Inc. is seeking a Selenium Tester with Java experience to lead testing initiatives. The ideal candidate will have... ...of experience with Selenium and be comfortable working with developers and management. Your responsibilities will include developing Master...
- ...engineering or equivalent experience A minimum of 9+ years of developer experience Solid understanding of typical multi-tier architectures... .... Design and develop Micro Services based solutions using Java/JEE frameworks, UI frameworks, Docker and Kubernetes/EKS. Work...
- TryApplyNow is hiring a staff-level Java Developer Contract in McLean, Virginia. This position requires at least 12 years of Java-related experience and strong expertise in Spring Boot and SQL. Candidates should be able to analyze complex queries and update java applications...Contract work
- # Java Developer ContractSoho Square SolutionsContractstaffMcLean, Virginia, USPosted Yesterday## Role OverviewSoho Square Solutions is hiring a staff-level Java Developer Contract. This is a contract role in McLean. posted yesterday. Full responsibilities, required qualifications...Contract workLocal area
- ...Golang Developer Location: Twice a week hybrid in Sunnyvale, CA or NYC, NY or Herndon, VA Duration: 12 month extendable contract Day-to-Day Responsibilities: Will be part of a targeted team, consisting of 5 resources. High level Golang resources that can take...Contract work
- ...advanced degree preferred; significant relevant work experience will be considered. · Solid knowledge and 3 years expertise in IBM ODM, Java, J2EE (WebSphere Application Server), Web Services, XML, DB (Oracle or other), Unix/Linux. · At least 5 years of technical expertise...Work experience placement
$80 - $90 per hour
PTR Global is looking for a mid-level Java Developer based in McLean, Virginia. This contract position requires 5-7 years of software development experience with proficiency in Java, SQL, and various frameworks. Responsibilities include full software development lifecycle...Hourly payFull timeContract work- Ampcus, Inc is seeking a skilled Java Full Stack Developer in McLean, VA, to enhance and maintain internal applications. The role primarily involves backend development with Java, Spring, REST, and AWS, alongside UI development using JavaScript, TypeScript, and Angular....
- Sr. Java Developer - AWS / DevOps McLean, VA Job Description Design, develop, and maintain Java-based applications within an AWS cloud environment. Implement and manage DevOps practices, including CI/CD pipelines, automated builds, and deployments. Collaborate with...Permanent employmentContract workLocal area
- Harmonia Holdings Group, LLC is seeking an Application Programmer / Java Developer to support a federal client in a remote setting. Responsibilities include software development lifecycle participation, including design, coding, testing, and maintenance of enterprise applications...Remote job
- ...ENVIRONMENT. THIS POSITION WILL BE RESPONSIBLE FOR THE FULL SOFTWARE DEVELOPMENT LIFECYCLE OF APPIAN BPM AND JAVA/J2EE BASED APPLICATIONS. Responsibilities Design, develop, modify, integrate, test, deploy and support enterprise-level Appian based BPM and Java/J2EE...Work experience placement
- A leading consulting company is looking for a Java Full Stack Developer in McLean, VA. You will be responsible for developing and updating applications while leading technical efforts. Candidates should have a Bachelor's degree, 4+ years of experience, and extensive knowledge...Full time
$177k - $187k
# Java Application DeveloperZillion Technologies, Inc.Be an Early ApplicantContractmidMcLean, Virginia, US$177k - $187kPosted Today##... ...Technologies, Inc. is hiring a mid-level Java Application Developer. This is a contract role in McLean. Part of Zillion Technologies...Hourly payContract workLocal areaVisa sponsorship$94k - $137k
# Java developer - fulltime onlyUSM Business SystemsBe an Early ApplicantFull TimejuniorMcLean, Virginia, USPosted Today## Role OverviewUSM Business Systems is hiring a entry-level Java developer - fulltime only. This is a full-time role in McLean. Part of USM Business...Permanent employmentFull timeWorldwideFlexible hours$95k - $130k
# Java Developer - AIPTR GlobalBe an Early ApplicantContractmidMcLean, Virginia, USPosted Today## Role OverviewPTR Global is hiring a mid-level Java Developer - AI. This is a contract role in McLean. Part of PTR Global's Lifecycle hiring, posted today. applications are...Full timeContract work- ...and Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: Java Full Stack Developer. Location: McLean, VA. About the Project We are seeking a skilled Java Full Stack Developer to join our team for a long-...For contractors
- Robotics Technologies LLC in McLean, Virginia is seeking an experienced backend developer to design, develop, and maintain enterprise-level systems using Java (Spring Boot). The ideal candidate has over 10 years of experience in backend development and strong expertise...
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