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Mid Level Backend Developer Jobs in New Jersey (NOW HIRING)

EVTKS

Mid-Level Systems Engineer

NJ · On-site

$100K - $105K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Vision insurance The Mid-Level Systems Engineer provides technical engineering support for the implementation, integration, testing, optimization, and sustainment of FAA Radar System Replacement (RSR ...

New

EVTKS

Mid-Level Systems Engineer

NJ · On-site

$100K - $105K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Vision insurance The Mid-Level Systems Engineer provides technical engineering support for the implementation, integration, testing, optimization, and sustainment of FAA Radar System Replacement (RSR ...

New

NxT Level

Senior Software Engineer

West New York, NJ · On-site

$132K - $174K/yr

Solve complex technical challenges across frontend, backend, data, and product workflows * Maintain ... Mentor junior and mid-level engineers and help raise the engineering bar across the team * Build ...

NxT Level

Senior Software Engineer

West New York, NJ

$132K - $174K/yr

Solve complex technical challenges across frontend, backend, data, and product workflows * Maintain ... Mentor junior and mid-level engineers and help raise the engineering bar across the team * Build ...

NxT Level

Senior Software Engineer

West New York, NJ

$132K - $174K/yr

Solve complex technical challenges across frontend, backend, data, and product workflows * Maintain ... Mentor junior and mid-level engineers and help raise the engineering bar across the team * Build ...

PGAL

Mid-Level Designer

Hoboken, NJ · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... engineering, and planning for a diverse group of public and private sector clients. Our culture is ... We are seeking a talented Mid-Level Designer with 3-5 years of experience who is interested in ...

PGAL

Mid-Level Designer

Hoboken, NJ · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... engineering, and planning for a diverse group of public and private sector clients. Our culture is ... We are seeking a talented Mid-Level Designer with 3-5 years of experience who is interested in ...

PGAL

Mid-Level Designer

Hoboken, NJ

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... engineering, and planning for a diverse group of public and private sector clients. Our culture is ... We are seeking a talented Mid-Level Designer with 3-5 years of experience who is interested in ...

Virtusa

Senior Python AI/ML Developer

Jersey City, NJ

$126K - $170K/yr

This role requires strong expertise in Python, system design, and modern backend technologies. The ... mid-level engineers Collaborate with product, DevOps, QA, and architecture teams Optimize ...

Virtusa

Senior Python AI/ML Developer

Jersey City, NJ · On-site

$126K - $170K/yr

This role requires strong expertise in Python, system design, and modern backend technologies. The ... mid-level engineers Collaborate with product, DevOps, QA, and architecture teams Optimize ...

WSP

Mid-Level Electrical Engineer (Generation)

Oradell, NJ · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This Opportunity WSP is currently initiating a search for a Mid-Level Electrical Engineer (Generation) to join our Power & Energy team in Oradell, NJ. The following location will also be considered:

WSP

Mid-Level Electrical Engineer (Generation)

Oradell, NJ

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This Opportunity WSP is currently initiating a search for a Mid-Level Electrical Engineer (Generation) to join our Power & Energy team in Oradell , NJ. The following location will also be considered:

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Showing results 21-40

All JobsMid Level Backend Developer JobsMid Level Backend Developer Jobs in New Jersey

Mid Level Backend Developer information

See New Jersey salary details

$12

$58

$85

How much do mid level backend developer jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for mid level backend 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 are some typical challenges a mid level backend developer might face when working on large-scale applications?

As a Mid Level Backend Developer, you may frequently encounter challenges related to maintaining code quality and ensuring scalability as applications grow. Managing database performance, optimizing API responses, and integrating with legacy systems are common tasks that require both technical skill and problem-solving ability. Collaboration with frontend developers, DevOps engineers, and QA testers is essential to ensure smooth deployments and consistent user experiences. Staying up-to-date with new frameworks and technologies, while balancing project deadlines, is also a key part of the role.

What is a mid level backend developer?

Mid Level Backend Developers are software engineers who specialize in developing and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They usually have a few years of professional experience and are proficient in programming languages like Java, Python, Node.js, or Ruby. These developers are responsible for ensuring that data flows efficiently between the server and users, optimizing performance, and collaborating with front-end developers and other team members. Their role often includes troubleshooting server issues, writing automated tests, and implementing security best practices.

What is the difference between Mid Level Backend Developer vs Junior Backend Developer?

AspectMid Level Backend DeveloperJunior Backend Developer
Experience2-4 years0-2 years
SkillsProficient in backend frameworks, databases, API developmentBasic understanding of backend concepts, learning frameworks
ResponsibilitiesDeveloping features, troubleshooting, code reviewsAssisting in tasks, learning codebase, bug fixing
Work EnvironmentCollaborates with teams, independent problem-solving

The main difference between a Mid Level Backend Developer and a Junior Backend Developer lies in experience and skill level. Mid level developers have more hands-on experience, handle complex tasks independently, and contribute significantly to project development. Junior developers are still learning, focusing on foundational tasks and gaining industry knowledge. This distinction helps employers identify the right candidate for different stages of project involvement.

What are the key skills and qualifications needed to thrive as a mid level backend developer?

To thrive as a Mid Level Backend Developer, you need strong programming skills in languages like Java, Python, or Node.js, a solid understanding of server-side logic, and experience with relational and non-relational databases. Familiarity with frameworks (such as Spring or Express), RESTful API development, version control systems (like Git), and containerization tools (like Docker) is typically required. Effective problem-solving, collaboration, and clear communication are standout soft skills for this role. These abilities are crucial for building reliable, scalable backend systems and working efficiently within development teams.

What are the most commonly searched types of Backend Developer jobs in New Jersey?

The most popular types of Backend Developer jobs in New Jersey are:

What cities in New Jersey are hiring for Mid Level Backend Developer jobs?

Cities in New Jersey with the most Mid Level Backend Developer job openings:

Mid Level Backend Developer jobs near you

Java Developer

Universal Business Consulting

Bedminster, NJ • On-site

$52 - $67.25/hr

Other

Posted 8 days ago

Job description

Java Developer

Master’s in Computer Science with a decent GPA from top College  is mandatory

Introduction:

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 build scalable APIs, develop microservices, and integrate machine learning models into enterprise applications.

Responsibilities:
  • Build scalable APIs and develop microservices
  • Integrate machine learning models into enterprise applications
  • Work on backend development using Java and/or Python
  • Utilize strong SQL database experience
  • Collaborate with cross-functional teams to define, design, and ship new features
  • Participate in code reviews and provide constructive feedback
Requirements:

Mandatory Skills:

  • 7-12 years of Strong experience in Java (Spring Boot) or Python application development
  • 5-10 years of Strong SQL database experience
  • 1-5 years of Experience integrating AI/ML models into back-end systems

Domain knowledge:

  • Deep-level experience in 4G, 5G, or RAN

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