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Full Stack Developer Contract Jobs in Chelsea, MA

Kelmar

Senior Full-Stack Developer

Wakefield, MA · On-site

Kelmar's Full-Stack Developers build and enhance web applications in Angular and Spring Boot, drive technical quality through code reviews and testing practices, and mentor junior developers as they ...

Kelmar

Senior Full-Stack Developer

Wakefield, MA · On-site

Kelmar's Full-Stack Developers build and enhance web applications in Angular and Spring Boot, drive technical quality through code reviews and testing practices, and mentor junior developers as they ...

Eliassen Group

Lead Full Stack Developer

Boston, MA · On-site

$70 - $80/hr

Hybrid 4 days onsite in Boston, MA Our client seeks a Lead Full Stack Developer and offshore coordinator to serve as the primary liaison between business stakeholders, onsite leadership, and an ...

krg technology inc

Full Stack Java Developer

Boston, MA

$57 - $73.50/hr

Full Stack Java Developer Location: Boston/Portsmouth, MA Job Type: Full time JOB RESPONSIBILITIES: * Should be able to write / design Cloud native code in Java, JavaScript based that meets the ...

Scadea

Full Stack Engineer

Boston, MA · On-site

Full Stack Engineer Location: Boston, MA - 5 days a week onsite is required Length: 6-10 months Top Skills Required: Top must haves: Java & AWS - with some exposure to React is fine Must be a team ...

RTX Corporate

Full Stack Developer

Cambridge, MA · On-site

Today, BBN's scientists and engineers are working to advance the state-of-the-art on topics ranging from machine language translation to quantum cryptography. BBN offers the opportunity to perform ...

Prattwhitney

Full Stack Developer

Cambridge, MA · On-site

$86.80 - $165.20/hr

Today, BBN's scientists and engineers are working to advance the state-of-the-art on topics ranging from machine language translation to quantum cryptography. BBN offers the opportunity to perform ...

krg technology inc

Full Stack Developer

Boston, MA

Expert programming skill in Spring Boot , Java Frameworks , Java EE architecture * Front-end web development experience with HTML5, JavaScript / JavaScript based frameworks, and CSS3 is desirable

Merican

Full Stack Engineer

Boston, MA · On-site

Full Stack Engineer (Java + AWS + React) Location: Boston, MA 02109 - 5 days onsite Expected Start ... ASAP Contract End Date: December 31, 2026 (high likelihood of extension) Required Skills Must Have ...

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All JobsFull Stack Developer Contract JobsFull Stack Developer Contract Jobs in Chelsea, MA

Full Stack Developer Contract information

See Chelsea, MA salary details

$26

$64

$93

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

As of Sep 7, 2026, the average hourly pay for full stack developer contract in Chelsea, MA is $64.39, according to ZipRecruiter salary data. Most workers in this role earn between $53.56 and $74.18 per hour, depending on experience, location, and employer.

What is a full stack developer contract?

A Full Stack Developer Contract refers to a temporary or project-based employment arrangement where a developer is responsible for both front-end and back-end aspects of web or software development. Full stack developers are skilled in multiple technologies, enabling them to handle databases, servers, systems engineering, and client-facing interfaces. Contract roles often provide flexibility for both the employer and the developer, and can range from short-term projects to longer engagements. These positions are typically filled by experienced professionals who can quickly adapt to different technologies and project needs.

What are some common challenges full stack developers face when working on contract projects?

As a contract Full Stack Developer, you may encounter challenges such as adapting quickly to new codebases, tools, and team workflows, since contract roles often require rapid onboarding. Balancing front-end and back-end tasks within tight deadlines can be demanding, especially when project requirements change or are not clearly defined. Additionally, frequent communication with both technical and non-technical stakeholders is essential to ensure alignment and successful project delivery. Staying organized and proactive in managing your workload will help you handle these challenges effectively.

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

To thrive as a Full Stack Developer on contract, you need strong proficiency in both front-end (e.g., JavaScript, HTML/CSS, frameworks like React or Angular) and back-end (e.g., Node.js, Python, Java, databases) development, typically demonstrated through a relevant degree or portfolio. Familiarity with version control systems (like Git), CI/CD pipelines, cloud platforms (AWS, Azure), and sometimes certifications in specific technologies is highly valued. Excellent problem-solving, time management, and communication skills help you collaborate effectively and deliver results within tight deadlines. These abilities ensure you can independently manage diverse project requirements and consistently deliver high-quality, scalable software solutions for clients.

What is the difference between Full Stack Developer Contract vs Front End Developer Contract?

AspectFull Stack Developer ContractFront End Developer Contract
Required SkillsProficiency in both front-end and back-end technologies, databases, server managementExpertise in HTML, CSS, JavaScript, UI/UX design, front-end frameworks
Work EnvironmentDevelops complete applications, often involved in both client and server-side tasksFocuses on user interface, visual elements, and client-side functionality
Common UsageUsed across startups, tech companies, and agencies needing versatile developersPrimarily in front-end design agencies, web development firms, and client-facing projects

Full Stack Developer Contract roles require a broad skill set covering both front-end and back-end development, making them suitable for versatile projects. Front End Developer Contract positions focus specifically on user interface and experience. Understanding these differences helps employers and freelancers choose the right role for their needs.

What cities near Chelsea, MA are hiring for Full Stack Developer Contract jobs?

Cities near Chelsea, MA with the most Full Stack Developer Contract job openings:

Full Stack Developer Contract jobs near you
Infographic showing various Full Stack Developer Contract job openings in Chelsea, MA as of August 2026, with employment types broken down into 83% Full Time, 9% Part Time, 2% Temporary, 5% Contract, and 1% Nights. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution, with an average salary of $133,939 per year, or $64.4 per hour.

Backend C2 Systems Full Stack Developer

Phase2 Technology

Lincoln, MA • On-site

$112.90 - $257/hr

Other

Medical, Life, Retirement, PTO

Posted 5 days ago

Job description

The Opportunity

As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for a seasoned developer like you with the expertise needed to build software and systems from vision to production-ready.

This role is more than just coding. As a lead full stack developer at Booz Allen, you'll oversee a team as they learn new tools and techniques and identify needed system improvements. You'll help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies. You'll make sure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements.

Work with us as we shape systems for the better. Join us. The world can't wait.

You Have
  • 8+ years of experience in software development including backend and services, including in a lead or senior role on delivered systems
  • Experience in a server-side language, such as Java, .NET, C#, Python, or Go, including building microservices and well-designed RESTful APIs
  • Experience with relational and NoSQL data stores, including schema and data modeling
  • Experience with message or streaming platforms, such as Kafka, and containerization
  • Experience with frontend, such as React, to contribute across the full stack
  • Experience with automated testing, CI/CD pipelines, and containerized deployment
  • Ability to translate mission and reliability requirements into scalable, resilient service designs
  • Ability to obtain a Secret clearance
  • Bachelor's degree in Computer Science, Engineering, or a technology field, or 6+ years of experience in mission systems in lieu of a degree
Nice If You Have
  • Experience with event-driven architecture and distributed system patterns, such as CQRS, event sourcing, and sagas
  • Experience with cloud-native development on AWS or Kubernetes
  • Experience implementing a secure SDLC, including scanning, secrets management, and secure coding practices
  • Experience with C2, ISR, or other mission-critical DoD systems and their operational constraints
  • Experience with API gateways, service mesh, and inter-service security such as mTLS or OAuth2/OIDC
  • Experience with observability for distributed services, such as Prometheus, Grafana, or OpenTelemetry
  • Secret clearance
  • DoD 8570 IAT Level II Security+ CE or equivalent certification
Clearance

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $112,900.00 to $257,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen's total compensation package for employees. This posting will close within 90 days from the Posting Date.

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

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