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Mid Frontend Developer Jobs in Princeton, NJ (NOW HIRING)

Pickle

Full Stack Engineer

New York, NY · On-site

$150K - $250K/yr

Frontend Engineering (Web & Mobile) * Build high-quality user interfaces using React (Next.js) and ... Mid-Level Engineers * Own features end to end with minimal oversight. * Contribute to architectural ...

Real Soft, Inc.

Senior Java Full Stack Developer

Iselin, NJ · On-site

$53.25 - $68.75/hr

... modern front-end frameworks such as React or Angular. * Translating business, functional, and ... Providing technical coaching, code reviews, and mentorship to junior and mid-level developers ...

Slang AI

Sr Backend Engineer

New York, NY · On-site

$185K - $215K/yr

Occasionally build or update React/TypeScript frontend components for restaurant staff and customers * Shape coding standards and best practices, and mentor junior and mid-level engineers as they ...

Quantiphi, Inc.

Senior Machine Learning Engineer

New York, NY · On-site +1

$134K - $176K/yr

Mid-Town NYC, USA Work Model: In-person 3 days/week ExperienceLevel: 5+Years Engagement Context ... Contribute to the Perplexity-style front end so end users get fast, grounded, well-cited answers.

TechStar Group

ReactJS Developer

Piscataway, NJ · On-site

$106K - $123K/yr

Participate in UX research and usability * Assist in the hiring of a mid-sized team, serve as a mentor for more junior members, and build a stable, inclusive engineering culture

TechStar Group

ReactJS Developer

Piscataway, NJ · On-site

$106K - $123K/yr

Participate in UX research and usability * Assist in the hiring of a mid-sized team, serve as a mentor for more junior members, and build a stable, inclusive engineering culture

Genesis10

C# .Net/AWS Developer

Woodbridge, NJ · On-site

$97K - $134K/yr

Enhance frontend features using JavaScript, HTML, and CSS * Develop SQL queries for data reporting ... mid-market organizations across the full spectrum of industry verticals. For contract roles ...

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Showing results 21-40

All JobsMid Frontend Developer JobsMid Frontend Developer Jobs in Princeton, NJ

Mid Frontend Developer information

See Princeton, NJ salary details

$44.6K

$115.7K

$163K

How much do mid frontend developer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for mid frontend developer in Princeton, NJ is $115,742.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,000.00 and $126,800.00 per year, depending on experience, location, and employer.

What is a mid frontend developer?

Mid Frontend Developers are professionals who specialize in building and maintaining the user-facing parts of web applications, typically with 2-4 years of experience. They are responsible for translating design mockups into interactive websites or apps using technologies like HTML, CSS, and JavaScript frameworks such as React, Angular, or Vue.js. Their role often involves collaborating with designers and backend developers, optimizing applications for speed and responsiveness, and ensuring cross-browser compatibility. Unlike junior developers, mid-level developers are expected to work more independently, solve moderately complex problems, and contribute to code reviews and project planning.

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

To thrive as a Mid Frontend Developer, you need strong proficiency in HTML, CSS, and JavaScript, along with experience in modern frameworks like React, Angular, or Vue and a relevant degree or equivalent experience. Familiarity with version control systems (such as Git), build tools, and UI design libraries is commonly expected. Strong problem-solving, effective communication, and a collaborative mindset help you stand out in team settings. These skills ensure you can create high-quality, user-friendly interfaces that work well in dynamic, cross-functional development environments.

What are some common challenges faced by mid frontend developers when working on cross-functional teams?

Mid-level frontend developers often collaborate with backend developers, designers, and product managers, which can sometimes lead to challenges in communication and aligning on project requirements. Balancing the need for delivering visually appealing, responsive interfaces while ensuring performance and accessibility can also be demanding. Additionally, adapting to evolving frameworks or integrating new tools as decided by the team may require continuous learning and flexibility. Successful mid-level frontend developers proactively seek feedback, clarify requirements early, and stay updated on best practices to navigate these challenges.

What is the difference between Mid Frontend Developer vs Junior Frontend Developer?

AspectMid Frontend DeveloperJunior Frontend Developer
Experience2-4 years0-1 year
SkillsProficient in HTML, CSS, JavaScript, frameworks like React or Angular, and basic version controlBasic knowledge of HTML, CSS, JavaScript, and some frameworks
ResponsibilitiesDeveloping features, optimizing performance, collaborating with designers and backend teamsAssisting in coding, fixing bugs, learning project workflows
Work EnvironmentIndependent task handling, code reviews, team collaboration

The Mid Frontend Developer typically has more experience and handles complex tasks independently, while the Junior Frontend Developer focuses on learning, assisting, and gaining foundational skills. The mid-level role requires a deeper understanding of frameworks and project workflows, making it suitable for those with some professional experience in frontend development.

What are popular job titles related to Mid Frontend Developer jobs in Princeton, NJ?

For Mid Frontend Developer jobs in Princeton, NJ, the most frequently searched job titles are:

What job categories do people searching Mid Frontend Developer jobs in Princeton, NJ look for?

The top searched job categories for Mid Frontend Developer jobs in Princeton, NJ are:

What cities near Princeton, NJ are hiring for Mid Frontend Developer jobs?

Cities near Princeton, NJ with the most Mid Frontend Developer job openings:

Mid Frontend Developer jobs near you
Infographic showing various Mid Frontend Developer job openings in Princeton, NJ as of June 2026, with employment types broken down into 91% Full Time, 1% Part Time, 1% Temporary, and 7% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $115,742 per year, or $55.6 per hour.

Software Systems Engineer - III/Java Developer with Frontend

AmNet Services, Inc.

Warren, NJ • On-site

$53.75 - $73.75/hr

Contractor

Re-posted 28 days ago

Job description

Company Description

America Networks is a leading sensor and networking solutions partner for companies in any Industrial, Manufacturing, and Waste management space.
We design and manufacture sensors for storage tanks, water metering, energy metering, gas monitoring, and asset management.
Our founders are hardcore telecommunications engineers with combined 200 + years of experience in designing, optimizing and performance engineering; for several mid - large wireless carriers internationally - that saw a need to provide low power, cost efficient sensors to collect data, create alerts, and predict needed actions. We have combined these sensors with low power, wide area (LPWA) networking technologies to provide clients various options to decrease re-occurring costs associated with operating an IoT network of sensors and connected devices.
We specialize in design, deployment, optimization, and support of these Networks. Whether an off-the-shelf or custom solution is needed, we'll create a solution and push the data on the best cloud platform to fit your needs, including your own.

Job Description

DescriptionBachelor's degree with 6+ years of strong hands-on experience programming in Java, JEE, XML, HTML4/5, Ajax, Javascript., Ext JS, Angular 2 
Extensive experience in Web UI framework and Web UI development which includes Usability, Page transition, page navigation, image caching, lazy page loading 
Experience in developing rich UI using UI framework, Spring MVC framework 
Experience in performance tuning and profiling the web application 
Experience in development of complex multi-layer applications 
Experience in working with high-available mission critical large scale web application in both Front end and back end 
Candidate should possess strong analytical skills and be able to abstract information from existing code 
Experience in development of multi-threaded application in interfacing with other systems 
Experience with Rational IDE tools like RSA and RAD 
Experience in PL/SQL is a plus 
Current knowledge of and experience with application servers such as IBM Websphere and/or apache HTTP servers 
Excellent object-oriented design & programming skills, including strong working knowledge and experience in using UML and design patterns, refactoring 
Experience with ACCURev version control systems is a plus 
Expertise in architecting applications based on business requirements 
Experience in development of call center web application is a plus 
Strong understanding of standard software development lifecycle methodologies 
Software development ability, experience, speed, and quality 
Ability to work on an Agile development environment 
Follows operational and Support needs such as IT and Data Security compliance, Reusability, Scalability and Open Architecture standards. 
Interface with different departments within the organization regarding new deployments 
Excellent inter-personnel communication and teaming skills 
Desired: 
Call center service oriented application experience 
Telecommunications experience 
Agile Principle / Agile Methodologies experience

Additional Information

Vivek Salvatore

vivek.salvatore(@)americanetworks.com

(973) 582-3458

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