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Back End Developer Jobs in New Jersey (NOW HIRING)

ALIS Software LLC

Java Backend Developer

Jersey City, NJ · On-site

$55.25 - $71.75/hr

Guide code quality, pull request reviews, testing standards, and engineering best practices. * Own integration patterns with downstream services, OAuth2/Keycloak security, RabbitMQ messaging, and ...

Hexacorp

SiteCore Backend Developer

Jersey City, NJ · On-site

$104K - $128K/yr

SiteCore Developer Location: Jersey City, NJ (Onsite) Contract In-Person Interview Sitecore Developer: Sitecore developer with strong emphasis on PowerShell scripting, the highlighted skill is not a ...

Citi

Senior Backend Principal Developer

Jersey City, NJ · On-site

$142K - $213K/yr

The Senior Backend Principal Developer is a senior level position responsible for developing a robust collection of connected and complementary technical solutions that deliver an enterprise scale ...

Citi

Senior Backend Principal Developer

Jersey City, NJ · On-site

$142K - $213K/yr

The Senior Backend Principal Developer is a senior level position responsible for developing a robust collection of connected and complementary technical solutions that deliver an enterprise scale ...

Universal Business Consulting

Java Developer

Bedminster, NJ · On-site

$52 - $67.25/hr

We are looking for a skilled Java Backend Developer with experience in backend development using Java and/or Python, strong expertise in SQL, and exposure to AI/ML integration. The candidate will ...

N-iX

Senior Data Backend Engineer (#5644)

Union, NJ · On-site

$130 - $190/hr

N-iX is looking for a Senior Data Backend Engineer (Kotlin) to join a new engagement with a leading European fintech company. This is an exciting opportunity to become part of a modern engineering ...

Elisity Inc.

Back End Engineer

Union, NJ · On-site

You\u2019ll own features end-to-end -- from backend services through integrations to polished UI -- using agentic developer tools to dramatically accelerate delivery and quality. What You\u2019ll Do

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How much do back end developer jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for back end developer in New Jersey is $58.61, according to ZipRecruiter salary data. Most workers in this role earn between $48.08 and $69.33 per hour, depending on experience, location, and employer.

What is a back end developer?

A Back End Developer is a programmer who specializes in building and maintaining the server-side logic, databases, and application functionality that power websites and web applications. Unlike front end developers, who focus on the visual and interactive elements users see, back end developers work behind the scenes to ensure data is stored, processed, and delivered correctly. They typically use programming languages like Python, Java, Ruby, or PHP, and interact with databases such as MySQL or MongoDB. Their work is crucial for making sure applications run smoothly, securely, and efficiently.

What is a back end developer?

A back end developer is a computer science professional who specializes in functionality that takes place on the server side or backend. As a back end developer, you write code to create software that solves a business need. Your responsibilities are to research the needs of either your employer, or a particular industry, find a problem, and create a software solution. A back end developer differs from a traditional web developer, or front end developer, in that back-end software may not have a user interface or even have exposure to the web.

What are the key skills and qualifications needed to thrive as a back end developer?

To thrive as a Back End Developer, you need strong programming skills in languages like Java, Python, or Node.js, along with a solid understanding of databases and API design, typically supported by a degree in computer science or related experience. Familiarity with frameworks such as Spring or Django, version control systems like Git, and cloud platforms (e.g., AWS or Azure) is often required, with certifications in these areas considered beneficial. Problem-solving, effective communication, and teamwork are crucial soft skills that help developers collaborate and address complex technical challenges. These competencies are vital for building reliable, scalable systems that support front-end applications and ensure robust product performance.

What are some common challenges back end developers face when integrating with front-end teams?

Back End Developers often encounter challenges when aligning data structures and APIs with front-end requirements, especially as user interface needs evolve rapidly during development. Effective communication and regular collaboration with front-end developers are essential to ensure that endpoints, data formats, and error handling are well-coordinated. Additionally, maintaining consistent documentation and using tools like Swagger or Postman can help streamline integration and reduce misunderstandings between teams.

What is the difference between Back End Developer vs Front End Developer?

AspectBack End DeveloperFront End Developer
Primary FocusServer-side logic, databases, APIsUser interface, website layout, client-side scripting
Skills & TechnologiesLanguages like Java, Python, Ruby; databases; server managementHTML, CSS, JavaScript, frameworks like React or Angular
Work EnvironmentBackend systems, server environments, cloud platformsDesign tools, browser testing, UI/UX design
Common CertificationsCertified Web Developer, AWS Certified DeveloperCertified Front End Developer, UI/UX certifications

Back End Developers focus on server-side logic, databases, and APIs, ensuring the website's functionality behind the scenes. Front End Developers work on the visual and interactive aspects users see and interact with. Both roles are essential in web development, often collaborating to create seamless digital experiences.

Is back end developer in demand?

Back end developers are in high demand due to the growth of web applications and digital services. Skills in programming languages like Python, Java, or Node.js, along with knowledge of databases and APIs, are highly sought after by employers across various industries.
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Back End Developer jobs near you
Infographic showing various Back End Developer job openings in New Jersey as of August 2026, with employment types broken down into 77% Full Time, 16% Part Time, 2% Temporary, and 5% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $121,916 per year, or $58.6 per hour.

Senior Java Backend Engineer: Spring Boot & Kafka

Tech Mirrors

Woodbridge, NJ • On-site

$100 - $130/hr

Other

Posted 15 days ago

Job description

Tech Mirrors is seeking a Java Backend Developer for a hybrid role in Iselin, NJ. The ideal candidate will have over 9 years of software development experience, focusing on backend technologies like Java and Spring Boot. Key responsibilities will include designing and developing applications, implementing architectures with Apache Kafka, and ensuring optimal application performance.

The position involves collaboration with cross-functional teams to deliver high-quality software that meets business requirements. Strong skills in RDBMS concepts and performance engineering are essential.

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