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Backend Engineer Java Jobs in Kearny, NJ (NOW HIRING)

Wiz, Inc.

Expert Backend Engineer

New York, NY · On-site

$180 - $250/hr

SUMMARY We're looking an experienced Backend Engineer to join our expanding NY R&D team and help ... Java, C#, Golang) * Experience with cloud platforms (e.g. AWS, GCP, Azure) * Experience with ...

Staffingine LLC

Java Backend Developer

New York, NY · On-site

$55.25 - $71.75/hr

Java Backend Developer Job Location: New York City, NY Job Type: Contract * Design Code and test changes to the UST Algo * Enhance integration of UST Algo with additional broker markets Fenics and ...

Staffingine LLC

Java Back End Developer

New York, NY · On-site

$55.25 - $71.75/hr

Java Back End Developer Job Location: New York City, NY. Job Type: Contract * Must Have Java 8 Spring boot Microservices REST API angular44 JavascriptES56 up CSS HTML Bootstrap Oracle DB and SQL Git ...

FreshDirect

Sr. Java Backend Developer

Woodbridge, NJ · On-site

$130K - $155K/yr

What You'll Do As a Senior Backend Developer (Java) , you'll help design, develop, and scale backend systems that power FreshDirect's e-commerce and logistics platforms. You'll collaborate with cross ...

US Mobile

Senior Backend Engineer

New York, NY · On-site

$140K - $180K/yr

We're looking for an exceptional backend engineer and hands-on architect to help us scale and ... Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ...

Picnic

Backend Engineer - New York, NY

Manhattan, NY · On-site

Responsibilities : • Write high-quality, well-tested code in languages like Java and Go, and set a strong bar for engineering excellence • Lead and influence large backend initiatives across ...

Picnic

Backend Engineer - New York, NY

Manhattan, NY · On-site

Responsibilities : • Write high-quality, well-tested code in languages like Java and Go, and set a strong bar for engineering excellence • Lead and influence large backend initiatives across ...

Sunbit

Sr. Backend Engineer

New York, NY · On-site

JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid) REPORTS TO: Squad Leader The Company ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

Tech Tammina

Java Backend Developer.

New York, NY · On-site

$55.25 - $71.75/hr

Java Solution architect Remote Long term contract Required Skills Core Java & Backend * Strong ... Messaging systems like Kafka or RabbitMQ Cloud & DevOps * Experience with AWS / Azure / GCP

Jobsbridge

Java Back End Developer

New York, NY · On-site

$55.25 - $71.75/hr

Qualifications Java Back End Developer,J2EE, JSP, Servlets, JSTL,Struts framework,Web and J2EE . Additional Information Multiple Openings for GC/Citizen

Picnic

Backend Engineer - New York, NY

Manhattan, NY · On-site

Responsibilities : • Write high-quality, well-tested code in languages like Java and Go, and set a strong bar for engineering excellence • Lead and influence large backend initiatives across ...

Sunbit

Sr. Backend Engineer

Jersey City, NJ · On-site +1

Description JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid) REPORTS TO: Squad Leader ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

Sunbit

Sr. Backend Engineer

New York, NY · On-site

Description JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid) REPORTS TO: Squad Leader ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

US Mobile

Senior Backend Engineer

New York, NY

$140K - $180K/yr

We're looking for an exceptional backend engineer and hands-on architect to help us scale and ... Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ...

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Backend Engineer Java information

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How much do backend engineer java jobs pay per hour?

As of Jul 10, 2026, the average hourly pay for backend engineer java in Kearny, NJ is $57.12, according to ZipRecruiter salary data. Most workers in this role earn between $50.77 and $65.87 per hour, depending on experience, location, and employer.

What does a Backend Engineer Java do?

A Backend Engineer Java is responsible for developing and maintaining the server-side logic, databases, and application programming interfaces (APIs) using the Java programming language. They ensure that the backend of web applications or software systems is efficient, secure, and scalable. Their work often involves collaborating with frontend developers, designing system architecture, and optimizing performance to handle large volumes of user requests. Backend Java engineers often use frameworks such as Spring or Hibernate and work with databases like MySQL or PostgreSQL.

What is the difference between Backend Engineer Java vs Backend Developer Java?

AspectBackend Engineer JavaBackend Developer Java
Primary FocusDesigning, developing, and maintaining server-side applications and systemsImplementing and coding backend functionalities based on specifications
ResponsibilitiesSystem architecture, performance optimization, API developmentWriting code, debugging, integrating databases
Skills & CertificationsJava, Spring, REST APIs, SQL, cloud platformsJava, Spring, SQL, version control, testing tools
Work EnvironmentCollaborative teams, project planning, architecture designCode implementation, debugging, feature development

Both roles require Java expertise and similar certifications, but Backend Engineer Java typically involves higher-level system design and architecture responsibilities, while Backend Developer Java focuses more on coding and implementing features. Employers often see these roles as complementary within software development teams.

What are the key skills and qualifications needed to thrive as a Backend Engineer Java, and why are they important?

To thrive as a Backend Engineer Java, you need a solid understanding of Java programming, data structures, algorithms, and experience with backend frameworks, typically supported by a relevant degree or industry experience. Familiarity with tools and technologies such as Spring Boot, RESTful APIs, relational databases, and build systems like Maven or Gradle is commonly required. Problem-solving ability, teamwork, and effective communication are crucial soft skills for excelling in collaborative and fast-paced development environments. These combined skills ensure robust, scalable backend systems that meet business needs and integrate smoothly within larger software architectures.

How does a Backend Engineer Java typically collaborate with frontend developers and other stakeholders in a project?

As a Backend Engineer Java, you will regularly collaborate with frontend developers to ensure seamless integration between server-side logic and user interfaces. This often involves participating in design discussions, clarifying API requirements, and troubleshooting integration issues. You’ll also engage with product managers, QA engineers, and sometimes DevOps teams to align on project goals, timelines, and deployment strategies. Effective communication is key to translating business requirements into reliable backend solutions and maintaining smooth workflows across the team.
What job categories do people searching Backend Engineer Java jobs in Kearny, NJ look for? The top searched job categories for Backend Engineer Java jobs in Kearny, NJ are:
What cities near Kearny, NJ are hiring for Backend Engineer Java jobs? Cities near Kearny, NJ with the most Backend Engineer Java job openings:
Backend Engineer Java jobs near you
Blockchain Java Backend Developer

Blockchain Java Backend Developer

Tata Consultancy Services

Jersey City, NJ • On-site

$55.25 - $71.75/hr

Full-time

Re-posted 21 days ago

Tata Consultancy Services rating

6.5

Company rating: 6.5 out of 10

Based on 21 frontline employees who took The Breakroom Quiz

159th of 208 rated it services

Job description

Job Summary:
Tata Consultancy Services is a global leader in IT services and consulting, and they are seeking a Blockchain Java Backend Developer. The role involves designing and developing Java-based backend services that interact with blockchain networks and requires strong proficiency in Java and blockchain fundamentals.
Responsibilities:
• Design and develop Java-based backend services that interact with blockchain networks and nodes (public or permissioned).
• Build and scale microservices-based architecture supporting blockchain transaction workflows, event processing, and off-chain components.
• Develop reliable services for:
• Transaction orchestration
• Smart contract invocation
• Blockchain event subscription/listening
• On-chain/off-chain data synchronization
• Implement scalable APIs (REST/gRPC) for blockchain-enabled products and integrations.
• Optimize performance for high throughput and low latency:
• Transaction throughput handling, batching, retries, idempotency, rate limiting.
• Ensure secure integration with blockchain:
• Key management best practices, signing transactions, secure secret handling.
• Implement observability and reliability standards:
• Logging, monitoring, tracing, alerting, SLOs/SLAs.
• Work with DevOps/SRE teams to support production deployments, incident triage, and capacity planning.
• Contribute to architecture decisions including:
• Event-driven architecture (Kafka/RabbitMQ), caching strategies, database selection, and deployment topologies.
Qualifications:
Required:
• BACHELOR OF COMPUTER SCIENCE
• 4 - 6 Years of experience
• 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 concurrency, multithreading, asynchronous programming.
• Strong knowledge of API design (REST/gRPC), security (OAuth2/JWT), and integration patterns.
• Solid understanding of data stores: SQL (PostgreSQL/MySQL) and/or NoSQL (MongoDB/Cassandra).
• Hands-on experience with message streaming/queues.
• Strong understanding of blockchain fundamentals: Transactions, blocks, confirmations/finality, consensus, gas/fees, wallets, keys.
• Experience integrating backend services with blockchain networks/nodes: Ethereum-compatible networks (Ethereum/Polygon/BSC) using Web3j, ethers-style approaches and/or permissioned chains (Hyperledger Fabric, Corda, Quorum).
• Experience supporting large blockchain deployments: Node connectivity, RPC management, event indexing, chain reorg handling, retry strategies.
• Design and develop Java-based backend services that interact with blockchain networks and nodes (public or permissioned).
• Build and scale microservices-based architecture supporting blockchain transaction workflows, event processing, and off-chain components.
• Develop reliable services for transaction orchestration, smart contract invocation, blockchain event subscription/listening, on-chain/off-chain data synchronization.
• Implement scalable APIs (REST/gRPC) for blockchain-enabled products and integrations.
• Optimize performance for high throughput and low latency: Transaction throughput handling, batching, retries, idempotency, rate limiting.
• Ensure secure integration with blockchain: Key management best practices, signing transactions, secure secret handling.
• Implement observability and reliability standards: Logging, monitoring, tracing, alerting, SLOs/SLAs.
• Work with DevOps/SRE teams to support production deployments, incident triage, and capacity planning.
• Contribute to architecture decisions including: Event-driven architecture (Kafka/RabbitMQ), caching strategies, database selection, and deployment topologies.
Preferred:
• Experience with Docker and Kubernetes for containerized microservices deployments.
• CI/CD exposure (Jenkins/GitHub Actions/GitLab CI/Azure DevOps).
• Cloud experience (Azure/AWS/GCP) is a plus.
• Understanding of security practices: Secrets management (Vault/KMS), TLS, RBAC, network security.
Company:
Tata Consultancy Services is a business solutions company that specializes on information technology services and consulting. It is a sub-organization of Tata Group. Founded in 1968, the company is headquartered in Mumbai, IND, with a team of 10001+ employees. The company is currently Late Stage.

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About Tata Consultancy Services

Sourced by ZipRecruiter

Tata Consultancy Services is an IT services, consulting and business solutions organization that delivers real results to global business, ensuring a level of certainty no other firm can match. TCS offers a consulting-led, integrated portfolio of IT, BPO, infrastructure, engineering, and assurance services. This is delivered through its unique Global Network Delivery Model™, recognized as the benchmark of excellence in software development. TCS delivers a level of certainty that no other firm can match--to our clients and to our employees. Come join us and experience certainty in your career. TCS a global Consulting and IT Services firm that is ranked in the top quartile by industry analysts. Our 2021 fiscal revenues topped $25 B and our market capitalization is over $170+B, yet we have a deep and large history of philanthropy and corporate social responsibility. Now approaching 600K of the best IT professionals and consultants, we are a trusted advisor, guiding our clients' enterprises through growth and transformation journeys - helping them to become agile, intelligent, automated and on the cloud. We are devoted to DEI and are recognized as a top employer and place to work.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Edison, NJ, US

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