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Junior Fullstack Developer Jobs in Seattle, WA (NOW HIRING)

Read AI, Inc

Senior Software Engineer - Fullstack

Seattle, WA · On-site

$139K - $183K/yr

Actively mentor mid-level and junior engineers, fostering a culture of continuous learning and ... fullstack applications. * Mastery of Frontend: Expert-level knowledge of React and TypeScript, with ...

Staffingine LLC

net full stack

Bellevue, WA · On-site

... Mentor junior developers and provide technical guidance within the team Participate in agile ... the AspNet Fullstack framework Skills Mandatory Skills : MS SQL Server, React, TypeScript ...

QXO

Staff Software Engineer, Fullstack

Seattle, WA · On-site

$160K - $288K/yr

Mentor junior engineers and shape engineering best practices. What you'll bring: Qualifications & Skills * 5+ years of hands-on coding experience * 3+ years building scalable, distributed systems ...

QXO

Staff Software Engineer, Fullstack

Seattle, WA · On-site

$160K - $288K/yr

Mentor junior engineers and shape engineering best practices. What you'll bring: Qualifications & Skills * 5+ years of hands-on coding experience * 3+ years building scalable, distributed systems ...

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Junior Fullstack Developer information

See Seattle, WA salary details

$27.3K

$101.3K

$156.5K

How much do junior fullstack developer jobs pay per year?

As of Jun 10, 2026, the average yearly pay for junior fullstack developer in Seattle, WA is $101,257.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,200.00 and $99,000.00 per year, depending on experience, location, and employer.

What is a Junior Fullstack Developer?

A Junior Fullstack Developer is an entry-level software developer who works on both the front-end and back-end components of web applications. They typically have foundational knowledge of programming languages and frameworks such as HTML, CSS, JavaScript, and at least one back-end language like Node.js, Python, or Java. Their responsibilities may include building user interfaces, connecting to databases, and collaborating with other developers to deliver functional software solutions. As juniors, they usually work under the supervision of more experienced developers while they gain more skills and experience.

What are some common challenges faced by Junior Fullstack Developers when working on cross-functional teams?

Junior Fullstack Developers often encounter challenges in balancing front-end and back-end tasks, especially when collaborating with more specialized team members. They may need to quickly adapt to different coding standards, tools, and communication styles across departments. Regularly seeking feedback, proactively asking questions, and participating in code reviews can help bridge knowledge gaps and ensure smooth collaboration. Over time, these experiences build both technical proficiency and confidence in contributing to diverse team projects.

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

AspectJunior Fullstack DeveloperJunior Frontend Developer
Required SkillsHTML, CSS, JavaScript, basic backend knowledge (e.g., Node.js, Python)HTML, CSS, JavaScript, frameworks like React or Angular
Work EnvironmentBoth frontend and backend tasks, full project involvementPrimarily UI/UX, client-side development
Common UsageStartups, small teams, full project rolesWeb design agencies, frontend-focused teams

The main difference between a Junior Fullstack Developer and a Junior Frontend Developer is the scope of work. Fullstack developers handle both frontend and backend tasks, while frontend developers focus mainly on user interface and experience. Your choice depends on your interest in working across the entire tech stack or specializing in frontend design.

What are the key skills and qualifications needed to thrive as a Junior Fullstack Developer, and why are they important?

To thrive as a Junior Fullstack Developer, you need a solid understanding of front-end and back-end programming languages (such as JavaScript, HTML, CSS, and a back-end language like Node.js or Python), as well as foundational knowledge of web development principles. Familiarity with version control systems like Git, databases (SQL or NoSQL), and frameworks such as React or Express is typically required, and certifications like freeCodeCamp or coding bootcamps can be beneficial. Strong problem-solving skills, adaptability, and effective communication help you collaborate with teams and learn quickly in a fast-paced environment. These skills and qualities are crucial for efficiently building, maintaining, and improving web applications while contributing to team objectives.
Junior Fullstack Developer jobs near you
Infographic showing various Junior Fullstack Developer job openings in Seattle, WA as of June 2026, with employment types broken down into 92% Full Time, 6% Part Time, and 2% Contract. Highlights an 87% Physical, 6% Hybrid, and 7% Remote job distribution, with an average salary of $101,257 per year, or $48.7 per hour.

.NET Fullstack Consultant

Kanak Elite Services Inc

Seattle, WA • On-site

Contractor

Posted 5 days ago

Job description

Hello There,

Wish you a Happy Wednesday,

My name is Yashmita, and I am a Technical Recruiter at Kanak IT Services LLC. I am reaching out to you regarding the following job opportunity. If you are interested, kindly reply to this email yashmita@kanakits.com with your updated resume.  

TITLE :     .NET FULLSTACK CONSULTANT 

DURATION :  1+ YEAR

LOCATION :   SEATTLE, WA (ONSITE)

About the Role: 

We are seeking a highly motivated and experienced Full Stack consultant to join our dynamic engineering team. In this role, you will lead the design, development, and implementation of high-quality, scalable, and user-friendly web applications. You will mentor junior developers, guide technical decisions, and ensure the successful delivery of projects while navigating cross-team collaborations and codebase integrations.

Responsibilities:

  • Lead the design, development, and implementation of complex web applications using modern technologies.
  • Mentor and guide junior developers, providing technical leadership, architecture guidance, and support.
  • Participate in all phases of the software development lifecycle, from requirements gathering and design to deployment and maintenance.
  • Develop and maintain robust and scalable backend systems and APIs, ensuring integration with Azure cloud platforms.
  • Navigate multiple codebases to implement solutions efficiently as part of inner-source methodologies.
  • Develop and maintain clean, well-documented, and maintainable code.
  • Conduct code reviews and ensure code quality and adherence to best practices.
  • Collaborate with cross-functional teams, including product managers, designers, and QA engineers.
  • Stay up to date on the latest technologies and industry trends to drive innovation in the development process.
  • Identify and implement process improvements to enhance team efficiency and productivity.
  • Drive innovation by exploring and adopting new technologies to improve our products and services.

Requirements:

  • Bachelor's degree in computer science, Engineering, or a related field.
  • Strong proficiency in .NET Core.
  • Deep understanding of microservice architecture, and how to build systems that are data intensive.
  • Familiarity with the SAGA architecture pattern
  • Experience using web service calls (REST, gRPC…)
  • Strong proficiency in front-end technologies, including , Servlet, JSP and JavaScript, TypeScript, HTML, CSS 
  • Experience with any Frontend libraries and frameworks like React js or Angular
  • Experience with relational databases like MS SQL Server and NoSQL databases like Cosmos database.
  • Proficiency with Azure cloud platforms and tools, with additional experience in APIs and system integration.
  • Experience with Agile development methodologies (Scrum, Kanban).
  • Excellent problem-solving, analytical, and communication skills.
  • Strong leadership and mentorship skills with a focus on fostering independent thinking and technical growth.
  • Ability to work independently and collaboratively, including navigating and contributing to multiple codebases efficiently.

Preferred Qualifications:

  • Experience with containerization technologies (Docker, Kubernetes).
  • Experience with microservices architecture and API design.
  • Familiarity with DevOps practices and tools, including CI/CD pipelines in Azure.
  • Experience with test-driven development (TDD) and behavior-driven development (BDD).
  • Contributions to open-source projects.
  • Familiarity with "inner sourcing" practices, enabling effective collaboration across team boundaries.