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Freelance Full Stack Developer Jobs in Dover, NJ

Full Stack Java Developer

Woodbridge, NJ · On-site

$53 - $68.50/hr

Full Stack Java Developer Location: Iselin, NJ / Hybrid Onsite Client: Financial Services Visa: OPT, EAD, L2EAD, USC. W2 Only Looking for 7-9yrs years of Experience We are looking for a Java Full ...

Minimum of 5 years of experience as a Full-Stack Developer, including demonstrable usage of AI-forward tools such as Claude and Cursor. Proven experience working with frontend web-based UIs ...

Full Stack Java Developer

Iselin, NJ · On-site

$53.25 - $68.75/hr

Full Stack Java Developer Location: 3 days hybrid in Iselin, NJ Interview: Onsite Interview is a must Needs: JAVA ANGULAR KAFKA Financial Experience-BIG BANK Spring Boot Shorter more accurate resumes ...

.NET Full Stack Developer

Woodbridge, NJ · On-site

$80K - $104K/yr

NET Full Stack • Strong hands-on expertise in C#, .NET Core / .NET Framework, including API ... NET • Working knowledge of WSO2 Choreo APIs • Experience collaborating with DevOps and Cloud ...

Showing results 21-40

Freelance Full Stack Developer information

See Dover, NJ salary details

$24

$60

$88

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

As of Aug 6, 2026, the average hourly pay for freelance full stack developer in Dover, NJ is $60.72, according to ZipRecruiter salary data. Most workers in this role earn between $50.48 and $69.95 per hour, depending on experience, location, and employer.

What is a freelance full stack developer?

A Freelance Full Stack Developer is a self-employed professional who builds both the front-end and back-end of websites or applications. They work with various technologies, including databases, servers, APIs, and client-side interfaces, to create fully functional digital products. Unlike full-time employees, freelancers work on a project basis for multiple clients, offering flexibility in workload and schedule. Their responsibilities often include coding, debugging, deployment, and sometimes design.

What types of projects and clients can freelance full stack developers typically expect to work with?

Freelance Full Stack Developers often engage with a diverse range of projects, including website and web application development, e-commerce platforms, mobile app backends, and API integrations. Clients can range from startups and small businesses to established companies and entrepreneurs seeking bespoke digital solutions. The variety in clients and project scopes allows developers to constantly expand their skills and work experience, but it also means adapting quickly to new industries and client expectations. Freelancers typically manage their own workflow, communicate directly with clients, and are responsible for project timelines, making this role ideal for self-motivated technology professionals.

What are the key skills and qualifications needed to thrive as a freelance full stack developer?

To thrive as a Freelance Full Stack Developer, you need a solid grasp of both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Node.js, Python, or similar) and a strong portfolio showcasing completed projects. Familiarity with frameworks like React or Angular, version control systems like Git, cloud services, and sometimes relevant certifications (such as AWS Certified Developer) are highly valued. Excellent communication, problem-solving abilities, time management, and client relationship skills help set freelancers apart. These competencies are crucial for effectively delivering end-to-end solutions, managing multiple projects, and building a reliable client base.

What cities near Dover, NJ are hiring for Freelance Full Stack Developer jobs? Cities near Dover, NJ with the most Freelance Full Stack Developer job openings:
Infographic showing various Freelance Full Stack Developer job openings in Dover, NJ as of August 2026, with employment types broken down into 83% Full Time, and 17% Contract. Highlights an 100% In-person job distribution, with an average salary of $126,289 per year, or $60.7 per hour.

$97K - $182K/yr

Other

Re-posted 13 days ago


Job description

Remote position with the ability to travel to our NJ and NY locations up to 25% of the time.
Position Summary: Full Stack AI Developer to support enterprise AI initiatives across underwriting, claims, operations, and digital platforms. This role combines full-stack software engineering with applied AI/ML and Generative AI development, including Large Language Models (LLMs), Multi-agent system design, and intelligent automation.
Essential Duties and Responsibilities:
  • Design and develop full-stack AI-enabled applications using Python, React/Next.js, and REST/GraphQL APIs.
  • Build and integrate Generative AI solutions including copilots, document intelligence, and conversational workflows.
  • Implement agentic AI patterns, RAG architecture, MCP servers and workflow orchestration.
  • Develop scalable backend services and microservices.
  • Implement parameter-efficient fine-tuning (PEFT) techniques like LoRA/MLoRA.
  • Implement MLOps/LLMOps pipelines with CI/CD using Azure DevOps.
  • Deploy and manage AI applications on Azure Cloud.
  • Ensure security, compliance, and responsible AI practices.
  • Mentor junior developers and conduct code reviews.
  • Participate in code reviews and provide mentorship to junior developers.

Education and Experience:
  • Bachelor's or Master's degree in Computer Science, Information Systems, or related field; or equivalent training/experience required.
  • 5+ years of experience in full-stack development (Python, React, .NET, SQL, PostgreSQL) required.
  • 3+ years of experience with Generative AI and Agentic AI architecture required.
  • Experience with AI/ML frameworks and cloud-based AI services required.
  • AI and Cloud certifications preferred.
  • Experience in the insurance industry is strongly preferred.
Skills:
  • Proficiency in Python, React, .NET (Framework/Core), SQL, PostgreSQL.
  • Multi-agent system design (agent orchestration, planning, coordination, tool invocation)
  • Experience with Azure DevOps, Azure Foundry, and Azure Cloud services
  • Implementation experience of RESTful & event-driven architectures, and container technologies (Docker/Kubernetes).
  • Experience with RAG architectures, techniques like LoRA/mLoRA and MCP Servers
  • Familiarity with DevOps practices.
  • Knowledge of data integration, ETL processes, and data governance frameworks.
  • Experience with Agile/Scrum methodologies.
  • Excellent problem-solving, troubleshooting, and documentation skills.
  • Strong oral and written communication skills with a customer service focus.

The salary range for this role is $97,300-$182,500. The listed annual salary range posted for this position is subject to change and may vary depending on performance, education, experience, skills, geographic location, travel requirements, demonstrated proficiency in the competencies required for the role and business needs. Base pay is just one component of GNY's total compensation package for employees. Other rewards include eligibility for an annual discretionary bonus based on performance.