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Full Stack Java Developer Jobs in Trenton, NJ (NOW HIRING)

Keylent Inc

Full Stack Senior Developers

Princeton, NJ · On-site

Required : • Highly motivated full stack Senior Developer willing to work on Java/NodeJS/Python based microservices/backend and AngularJS based frontend. • More than 6 years of experience in ...

Mondo

Sr. Software Engineer (Full Stack)

Horsham, PA · Remote

$60 - $65/hr

Apply now: Sr. Software Engineer (Full Stack) , Remote (EST Hours Required). Start date is ASAP for ... Design, build, and maintain full-stack features spanning React front-end interfaces and Java Spring ...

IT Trailblazers LLC

Java developer

Hopewell, NJ

$52.75 - $68.25/hr

Company Description IT Trailblazers is recruiting for a Java Developer for a large systems integrator. If you are interested in working for a leading company on the cutting edge in Information ...

Droisys

Java Developer

Princeton, NJ

$53.50 - $69.25/hr

Java Developer Location: Princeton, NJ Duration: 7+ months Start: ASAP Interview: Skype/ Phone ... full blown Javascript (or JQuery if used to build client side logic). 2. Writing (not just using ...

Verus LLC

Full Stack Developer

Princeton, NJ · On-site

$110K - $120K/yr

SUMMARY The Full-Stack Developer is responsible for designing, developing, and maintaining web applications, ensuring high performance, scalability, and seamless user experiences. This role involves ...

ACI Infotech

Sr Java Developer / Lead

Somerset, NJ · On-site

... Stack • Proficiency in Java, Spring, Spring Boot, and Microservices • Familiarity with ... various engineering teams to build, deploy, and monitor services • Implement industry coding ...

Atyeti

Sr. Software Engineer

Princeton, NJ · On-site

$128K - $169K/yr

Bachelor or equivalent focusing on Computer Science, Software Engineering, etc * ideally 5-7 years of experience in a similar position focused on full stack java development within the financial ...

Atyeti Inc

Sr. Software Engineer

Princeton, NJ · On-site

$129K - $170K/yr

Bachelor or equivalent focusing on Computer Science, Software Engineering, etc * ideally 5-7 years of experience in a similar position focused on full stack java development within the financial ...

Atyeti Inc

Sr. Software Engineer

Princeton, NJ · On-site

$129K - $170K/yr

Bachelor or equivalent focusing on Computer Science, Software Engineering, etc * ideally 5-7 years of experience in a similar position focused on full stack java development within the financial ...

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All JobsFull Stack Java Developer JobsFull Stack Java Developer Jobs in Trenton, NJ

Full Stack Java Developer information

See Trenton, NJ salary details

$10

$58

$78

How much do full stack java developer jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for full stack java developer in Trenton, NJ is $58.24, according to ZipRecruiter salary data. Most workers in this role earn between $50.62 and $65.34 per hour, depending on experience, location, and employer.

What is a full stack Java developer?

A Full Stack Java Developer is a software professional skilled in both front-end and back-end development using Java technologies. They are proficient in building complete web applications, handling everything from designing user interfaces and user experiences to managing databases and server-side logic. Typically, they work with frameworks like Spring Boot for the backend and technologies like HTML, CSS, and JavaScript for the frontend, ensuring seamless integration between the two. Full Stack Java Developers are valued for their versatility and ability to manage all aspects of the software development process.

What is a full stack Java developer?

A full stack Java developer is a web developer that uses the Java language in the development of the entire technology stack of a web-based application. The job duties of a full stack Java developer are to create both front-end components, such as user interfaces and back-end components, such as application code and databases. As a full stack Java developer, you must understand how the entire technology stack functions as a whole and have deep expertise of each component. Java is a computer programming language that has become one of the most popular for web application development.

What are the typical challenges full stack Java developers face when working on cross-functional teams?

Full Stack Java Developers often collaborate with front-end designers, back-end engineers, and QA specialists, which can lead to challenges in aligning technical requirements, timelines, and coding standards. Navigating different priorities and communication styles is common, especially when integrating new features or resolving bugs that span both client and server sides. Success in this environment requires flexibility, proactive communication, and a willingness to quickly adapt to shifting project needs or technologies.

What are the key skills and qualifications needed to thrive as a full stack Java developer, and why are they important?

To thrive as a Full Stack Java Developer, you need strong proficiency in Java, front-end frameworks (such as Angular or React), back-end technologies, and a solid understanding of databases, often supported by a degree in computer science or a related field. Familiarity with version control systems like Git, build tools such as Maven or Gradle, and knowledge of Spring Boot or similar frameworks are typically required, along with relevant certifications. Effective communication, problem-solving abilities, and adaptability are standout soft skills in this role. These skills and qualities are essential to deliver robust, user-friendly applications and to collaborate efficiently across the software development lifecycle.

What is the difference between Full Stack Java Developer vs Backend Java Developer?

AspectFull Stack Java DeveloperBackend Java Developer
Required SkillsJava, front-end (HTML, CSS, JavaScript), frameworks like Angular/React, databasesJava, server-side frameworks (Spring, Hibernate), databases, APIs
Work EnvironmentDevelops both client and server-side applications, often in agile teamsFocuses on server-side logic, APIs, and database integration
CertificationsJava certifications, full stack development coursesJava certifications, backend-specific courses
Industry UsageStartups, tech companies, full stack rolesEnterprise applications, backend services, API development

Full Stack Java Developers work on both front-end and back-end components, requiring a broader skill set. Backend Java Developers focus solely on server-side logic and database integration. The choice depends on your interest in full application development versus specialized backend work.

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Full Stack Java Developer jobs near you
Infographic showing various Full Stack Java Developer job openings in Trenton, NJ as of August 2026, with employment types broken down into 83% Full Time, 10% Part Time, 1% Temporary, 5% Contract, and 1% Nights. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $121,137 per year, or $58.2 per hour.

Full Stack Senior Developers

Princeton, NJ • On-site

Keylent Inc
Internet and IT • 11 - 50 employees
Learn more about Keylent Incexternal

Full-time

Re-posted 23 days ago

Job description

Job Summary:
Keylent Inc is an educational company seeking highly motivated Full Stack Senior Developers for 6 month contracts in the Ewing and Princeton NJ area. The role involves designing, developing, and implementing modern web-based and backend applications using Java, NodeJS, and Python, while also writing unit tests and resolving technical issues.
Responsibilities:
• Interacts with the Team Lead and Business Analysts to understand features and design for implementation.
• Designs, develops, and implements modern web-based/backend applications to support business requirements.
• Performs hands on coding using Java/NodeJS/Python/Angular & writes unit test cases for good code coverage.
• Resolves technical issues through debugging, research and investigation.
Qualifications:
Required:
• Highly motivated full stack Senior Developer willing to work on Java/NodeJS/Python based microservices/backend and AngularJS based frontend.
• More than 6 years of experience in designing and developing distributed applications using Java EE platform and related frameworks.
• More than 3 years of experience in working with NodeJS and TypeScript or any other JS implementation.
• Strong understanding of Object-Oriented concepts in Java and JavaScript.
• Expertise in Core/Advanced Java and Spring Frameworks - Spring MVC, Spring Boot, Spring Batch.
• Must have a minimum of 3 years of experience in building and deploying applications on AWS Cloud.
• Experience building Serverless applications on AWS using AWS SAM, API Gateway, Lambda, SQS, SNS, Kinesis, Cognito, DynamoDB, IAM Roles/Permissions.
• Experience in building RESTful APIs.
• Experience in using OAuth2/OIDC.
• Experience using Maven and Jenkins for CI/CD.
• Experience in messaging technologies like JMS/AWS SNS, SQS/Kafka.
• Experience in using relational databases like Oracle/PostgreSQL.
• Experience in modelling NoSQL databases like AWS DynamoDB with a good understanding of DynamoDB modelling concepts.
• Experience in deploying applications in Unix environments and writing shell scripts.
• Experience in debugging AWS native applications using CloudWatch/Splunk.
Preferred:
• Experience in using NoSQL databases like DynamoDB/Cassandra/MongoDB.
• Experience in using caching technologies like Redis, Memcached or similar.
• Building and deploying applications as Docker Containers on AWS ECS.
• Experience in application log analysis using Splunk or any other log search tool.
• Mobile app development experience using hybrid frameworks like React Native/Flutter.
Company:
Keylent provides Software Development Services in the Cloud, Analytics and Digital Transformation space. Founded in 2010, the company is headquartered in Wilmington, USA, with a team of 201-500 employees. The company is currently Growth Stage.
Keylent logo

About Keylent

Sourced by ZipRecruiter

Keylent Inc, based in Wilmington, DE, US, operates in the dynamic IT services and solutions industry. Their official platform, keylent.com, further details their robust suite of services which primarily comprise software consulting, quality assurance, project management, and business intelligence. Keylent Inc has been an integral part of the industry since its inception, serving diverse clients with their specialized, innovative IT solutions. This customer-centric firm is founded on the core values of reliability, integrity, and zealous innovation. Their mission is to empower businesses in navigating the complex technological landscape with ease, efficiency, and confidence. Notably, Keylent Inc has been recognized for its commitment to exceptional service delivery and the profound impact of its solutions in facilitating business growth.

Industry

Internet and it

Company size

11 - 50 Employees

Headquarters location

Wilmington, DE, US

Year founded

2010

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