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

Senior Back-end Engineer

New York, NY · On-site

$131.80K - $171.20K/yr

Currently, we are looking for a mid/senior backend developer to join our global team and build out ... Scala, Java, or Go. - Experience designing and coding large distributed systems with high ...

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 ...

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 ...

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 ...

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 ...

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 ...

Backend Engineer - Ads Measurement

New York, NY · On-site

$132.95K - $189.93K/yr

You have 4+ years of experience as a backend engineer, with strong proficiency in Java and a demonstrated comfort working within backend service architectures. * You are a strong advocate for code ...

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

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Backend Engineer Java information

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How much do backend engineer java jobs pay per hour?

As of May 30, 2026, the average hourly pay for backend engineer java in Passaic, NJ is $56.56, according to ZipRecruiter salary data. Most workers in this role earn between $50.29 and $65.19 per hour, depending on experience, location, and employer.

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 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 popular job titles related to Backend Engineer Java jobs in Passaic, NJ? For Backend Engineer Java jobs in Passaic, NJ, the most frequently searched job titles are:
What job categories do people searching Backend Engineer Java jobs in Passaic, NJ look for? The top searched job categories for Backend Engineer Java jobs in Passaic, NJ are:
What cities near Passaic, NJ are hiring for Backend Engineer Java jobs? Cities near Passaic, NJ with the most Backend Engineer Java job openings:
Senior Back-end Engineer

Senior Back-end Engineer

AscendEX

New York, NY • On-site

$131.80K - $171.20K/yr

Full-time

Posted 17 days ago


Job description

AscendEx is a well-recognized global cryptocurrency trading platform. Currently, we are looking for a mid/senior backend developer to join our global team and build out the high-performance, low latency, robust, and scalable core trading system.

Responsibilities:

- Review designs, document technical specifications, and provide time estimates for implementing features/fixes.

- Write high-performance, reusable, modular code along with automated tests.

- Maintain a close working relationship with a geographically distributed development team in an evolving agile environment.

- Follow common design patterns, architectural practices and development methodologies.

- Identify and resolve performance issues to optimize for speed.

Requirements

- 5-12 years of professional work experience in a software development organization.

- 7+ years of professional work experience with Scala, Java, or Go.

- Experience designing and coding large distributed systems with high throughput.

- Demonstrated ability to deliver high-quality software in a fast-paced environment with iterative deadlines.

- A dedicated team player with excellent verbal and written communication skills.

- Able to read, write, and speak fluent English. Mandarin-speaking is a bonus.

- Bachelor's degree in computer science, software engineering or related major.

- Knowledge on cryptocurrency exchange and blockchain technology is a plus.

Benefits

- Work alongside diverse, world-class talent in an environment where learning and growth opportunities are endless

- Tackle fast-paced, challenging and unique projects

- Flexible working hours, remote-first

- Competitive salary and benefits