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Java Backend Developer with Blockchain (Full Time)

New York, New York

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Today

Job Title: Java Backend Developer with Blockchain Location: New York City, NY Onsite Experience Level:10 years Employment Type: Full-time Key Responsibilities Design and develop backend services and APIs using Java (Spring Boot or similar frameworks) Integrate blockchain networks (Ethereum, Hyperledger, or similar) into backend systems Build and maintain secure, scalable, and high-performance microservices Develop and interact with smart contracts (Solidity or similar languages) Optimize syst

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Full-time

Depends on Experience

Back-end Developer (Java + DevOps)

Remote

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Today

Job Title: Back-end Developer (Java + DevOps) Location:Canada Remote (Preference: Ontario-based candidates) Experience: 5+ Years Job Description We are looking for an experienced Back-end Developer with a strong DevOps mindset to support key delivery initiatives. This role blends Java backend development with CI/CD, automation, and release management, making it ideal for candidates who enjoy both development and operational responsibilities. Key Responsibilities Design, implement, and mainta

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Contract, Third Party

Depends on Experience

IT Applications Engineer II - Back-end Java/SQL developer

Pleasanton, California

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Today

Job Summary: The candidatewill spend most of the day doing Java development including integration with the DB (at least 75-100%of their time). They would also consult with product managers to ensure that business requirements are inline with technical solutions (15-20%).They would be called upon to assist the application support team to troubleshoot and resolve any productionissues. (5-10%) This individual contributor is primarily responsible for assisting in the translation of business requirem

Full-time

USD 90,700.00 - 117,260.00 per year

Senior Java Backend Engineer / Microservices Developer

Remote

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Today

Job Title: Senior Java Backend Engineer / Microservices Developer Location: Remote Experience: 10 Years Employment Type: Contract Role Overview We are seeking a highly skilled Backend Engineer with strong experience in Java-based microservices architecture and distributed systems. The ideal candidate should have a solid development background, hands-on experience with event-driven systems, and a deep understanding of application performance, monitoring, and scalability. Key Responsibilities Desi

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Contract, Third Party

50 - 55

Blockchain Java Backend Developer

New York, New York

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Today

Location: New York City, NY Salary: $120,000.00 USD Annually - $130,000.00 USD Annually Description: Must Have Technical/Functional Skills:- Core Backend Skills: Strong proficiency in Java (8+), and frameworks such as Spring Boot / Spring Cloud. Experience building distributed systems and microservices architectures at scale. Strong knowledge of: o Concurrency, multithreading, asynchronous programming o API design (REST/gRPC), security (OAuth2/JWT), and integration patterns Solid understand

Contract

USD 120,000.00 - 130,000.00 per year

Senior Java Backend Developer

Hybrid in Dallas, Texas

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17d ago

Job Title: Senior Java Backend Developer Location: Pittsburgh PA, Dallas TX Duration: Full-time Job Description: We are looking for an experienced Java Backend Developer to join our team and oversee backend development initiatives. The ideal candidate will have strong expertise in Java, Spring Boot, Microservices, and Cloud Technologies, with a proven track record of leading teams and driving scalable backend solutions. Key Responsibilities:Design, develop, and maintain scalable and high-perfor

Full-time

$100,000 - $120,000

Java Backend Developer

Berkeley Heights, New Jersey

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10d ago

Job SummaryWe are seeking an experienced Senior Java Backend Developer with 6+ years of hands-on experience in designing and building scalable, high-performance backend systems. The ideal candidate will have strong expertise in microservices architecture, cloud-native development, and distributed systems, along with deep knowledge of modern backend technologies.Key ResponsibilitiesDesign, develop, and maintain scalable backend services using Java and Spring BootArchitect and implement microservi

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Full-time

Depends on Experience

Java Developer with Java 17+ !!! Plano, TX (Onsite W2 role)

Plano, Texas

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Yesterday

Job Title: Java Developer (Java 17+, Spring Boot, Kafka, AWS) Location: Plano, TX (Onsite) Experience: 8+ Years Long Term W2 Contract Job Summary: We are looking for a skilled and motivated Java Developer with strong experience in modern Java (Java 17+), Spring Boot, event-driven architecture using Kafka, and cloud-native development on AWS. The ideal candidate will be responsible for designing, developing, and maintaining scalable, high-performance applications and microservices. Key Responsibi

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Contract

$50 - $55

Lead Backend Developer (Java)

Remote

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Today

We are seeking an experienced Lead Backend Developer with expertise in Java to join our innovative team. You will contribute to the development of high-quality, cloud-based enterprise applications, collaborating with peers to implement modern solutions and optimize backend architectures. Responsibilities Deliver high-performing, maintainable code that meets quality standards Participate in code reviews and provide constructive feedback during review sessions Collaborate on the full-stack applica

Full-time

Java Backend Developer-Full time-Hybrid

Hybrid in Pittsburgh, Pennsylvania

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Yesterday

We are looking for a skilled Java Backend Developer to design, develop, and maintain scalable server-side applications. The ideal candidate should have strong experience in Java-based technologies, microservices architecture, and backend system design. Key Responsibilities:Design, develop, and maintain robust backend services and APIs using Java.Build scalable microservices and RESTful APIs.Collaborate with frontend developers, DevOps, and product teams to deliver end-to-end solutions.Optimize a

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Full-time

Depends on Experience

Java Developer with Java 17+ !!! Plano, TX (Onsite) Preferring W2!!

Plano, Texas

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Today

Easy Apply

Contract

50 - 55

Java Backend developer || W2 role || Charlotte, NC - Hybrid

Hybrid in Charlotte, North Carolina

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15d ago

Java Backend developer Charlotte, NC Hybrid Long term Contract w2 Job Summary We are seeking a skilled Java Backend Developer to design, develop, and maintain scalable microservices-based applications. You will work on high-performance systems handling multithreading, real-time data streaming with Kafka, and robust SQL database integrations. Join our dynamic team to build reliable backend solutions for enterprise clients in finance and technology domains. Key Responsibilities Develop and deploy

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Contract

Depends on Experience

Backend Developer

Hybrid in Merrifield, Virginia

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23d ago

Job Title: Mid/Senior Java Backend Developer Location: Vienna, VA Work schedule: Hybrid, onsite 2-3 days a week Pay Rate: Open to Both W2 and established 1099/IC options Position Type: Multiyear Contract LOCAL CANDIDATES ONLY Candidates must have a minimum of 7 years of recent, hands on Java development (versions 17+) and extensive experience with Spring/Spring Boot frameworks. Mid/Senior Back End Java Engineer will focus on building cloud-based, microservices-driven banking systems, with res

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Contract, Third Party

Depends on Experience

Java Backend developer || NC, NY, PA, TX || Only W2 || Preferred Locals

Hybrid in Charlotte, North Carolina

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3d ago

Easy Apply

Contract

Depends on Experience

Java Backend Developer

Irving, Texas

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Today

Grow your career as a Java Backend Developer with an innovative global bank in Irving, TX. Contract role with strong possibility of extension and/or conversion. Will require working a hybrid schedule 2-3 days onsite per week. Join one of the world's most renowned global banks and trusted brand with over 200 years of continuously evolving financial services worldwide. You will work alongside some of the smartest minds in the industry who are excited to share their knowledge and to learn from you.

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Contract

$70 - $72

Mid Level Backend Java Developer

Virginia

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Today

Mid-Level Backend Java Developer - Contract - Vienna, VA - $65.00 - $70.47/hr. The final salary or hourly wage, as applicable, paid to each candidate/applicant for this position is ultimately dependent on a variety of factors, including, but not limited to, the candidate's/applicant's qualifications, skills, and level of experience as well as the geographical location of the position. Applicants must be legally authorized to work in the United States. Sponsorship not available. Our client is

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Contract

USD 65.00 - 70.47 per hour

Back End Java Developer (JOB ID 0079)

Remote

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14d ago

OneSparQ is looking for a Back End Java Developer for a global data analytics company based out of Atlanta, GA. This is a fully remote opportunity. Responsibilities: Managing data migration in a backend Java development settingWorking with Azure for cloud management and development of the Java environmentUtilizing Maven, Cosmos DB, Spark and JDK for software development in application settingsDeveloping practices to link large data sets while using matching logic and automation for the purpose o

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Contract

45 - 55

Junior Backend Java Developer- Enterprise Payments and Credit Card

Minnetonka, Minnesota

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Today

Description Job Summary: We are looking for high-capacity individuals that will work under the guidance of our Architect in order to assist us in creating best in class Enterprise APIs and the necessary Production Infrastructure to successfully provide performance, scale and reliability. These individuals might find themselves assisting in the following activities on a daily basis: Developing modern RESTful API's using Java and Spring Boot, full stack developer, DevOps, CICD, Cloud enabled ser

Full-time

USD 52,000.00 - 101,000.00 per year

Java Developer to design

Rockville, Maryland

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7d ago

Seeking an experienced Java Developer to design, develop, and maintain scalable healthcare data exchange solutions and HL7 FHIR (Fast Healthcare Interoperability Resources) APIs. The ideal candidate will be a collaborative team member who contributes to a multidisciplinary engineering group focused on secure, high-performance interoperability for public health and clinical data exchange initiatives. Key Responsibilities Collaborate closely with other developers, architects, QA engineers, and De

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Contract

$TBD

Java Developer

Phoenix, Arizona

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3d ago

A client of Innova Solutions is immediately hiring for a Java Developer Position type: Full-time, Contract Duration: 6+ Months Location: Pheoniex, AZ Mode: Hybrid Key Responsibilities Design and develop frontend components using React and JavaScript/Typescript to deliver intuitive user experiences. Build and maintain backend services using Kotlin, Java, and Eclipse Vert.x. Collaborate closely with product owners, designers, and other engineers in an Agile environment. Participate in sprint pla

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Contract

Depends on Experience

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