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Junior Full Stack Software Engineer Jobs in Seattle, WA

Required : • Bachelor's degree in computer science or a related field • 8+ years of software engineering experience building full-stack applications • Hands-on experience with modern web stacks ...

We are seeking an experienced and highly skilled Full-Stack Project Lead Engineer to join our team. The ideal candidate will have a strong background in full-stack software development, proven ...

We are seeking an experienced and highly skilled Full-Stack Project Lead Engineer to join our team. The ideal candidate will have a strong background in full-stack software development, proven ...

Senior Engineer (Full Stack)

Seattle, WA · On-site

$140K - $225K/yr

Software Engineer (Senior, Full Stack) About AZX Our mission is to accelerate positive impact in critical industries through AI transformation. We're growing quickly and already work with category ...

What you'll do As a Senior Full-Stack Software Engineer on our Task Workflows Platform team, you will build and scale the foundational infrastructure that powers core experiences across Brex. You ...

... full-stack development orAPI development. PREFERRED QUALIFICATIONS * Master's degree or PhD in ... ABOUT THE JOB Google's software engineers develop the next-generation technologies that change how ...

Showing results 41-60

Junior Full Stack Software Engineer information

See Seattle, WA salary details

$50.6K

$153.4K

$216.8K

How much do junior full stack software engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for junior full stack software engineer in Seattle, WA is $153,373.00, according to ZipRecruiter salary data. Most workers in this role earn between $126,300.00 and $179,800.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a junior full stack software engineer, and why are they important?

To thrive as a Junior Full Stack Software Engineer, you need a solid grasp of programming fundamentals, web development (HTML, CSS, JavaScript), and basic knowledge of both front-end and back-end frameworks, often supported by a relevant degree or coding bootcamp. Familiarity with tools like Git, databases (SQL/NoSQL), and frameworks such as React or Node.js is commonly expected. Problem-solving, effective communication, and eagerness to learn are standout soft skills in this role. These skills and qualities are crucial for building, maintaining, and improving software applications while collaborating efficiently with team members.

What are some typical challenges a junior full stack software engineer faces when working on cross-functional teams?

As a Junior Full Stack Software Engineer, you may encounter challenges such as balancing front-end and back-end development tasks, quickly learning new frameworks or technologies used by the team, and effectively communicating with designers, QA testers, and senior engineers. Navigating different coding standards and adapting to the team's workflow can also be initially overwhelming. However, these challenges offer valuable learning opportunities, and most teams provide mentorship and code reviews to support your growth.

What is a junior full stack software engineer?

Junior Full Stack Software Engineers are entry-level professionals who develop both the front-end and back-end components of web applications. They work with a variety of programming languages, frameworks, and tools to build, maintain, and improve websites or web services. Typically, junior engineers work under the guidance of more experienced developers and contribute to coding, debugging, and testing software features. Their role often involves learning new technologies and best practices while collaborating with team members to deliver functional software solutions.
What are the most commonly searched types of Full Stack Software Engineer jobs in Seattle, WA? The most popular types of Full Stack Software Engineer jobs in Seattle, WA are:
What are popular job titles related to Junior Full Stack Software Engineer jobs in Seattle, WA? For Junior Full Stack Software Engineer jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Junior Full Stack Software Engineer jobs in Seattle, WA look for? The top searched job categories for Junior Full Stack Software Engineer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Junior Full Stack Software Engineer jobs? Cities near Seattle, WA with the most Junior Full Stack Software Engineer job openings:
Infographic showing various Junior Full Stack Software Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 1% Internship, 86% Full Time, 9% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $153,373 per year, or $73.7 per hour.

Senior Software Engineer, Full Stack

Helion

Everett, WA • On-site

Full-time

Re-posted 24 days ago


Job description

Job Summary:
Helion is a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant. The role involves designing, developing, and operating full-stack applications to optimize processes across various engineering and business functions, while collaborating with cross-functional teams.
Responsibilities:
• Design and develop frontends, APIs, workflows, database schemas, and caching layers
• Be a part-time product manager and UX designer. You need to understand how people and processes interact with the software you build
• Monitor and continuously improve the performance and reliability of our systems, using best-in-class observability tools
• Collaborate with other software engineers, data analysts and scientists, other engineering disciplines, non-engineers, leadership, and vendors to understand feature and data requirements and deliver solutions
• Stay current with emerging technologies while recommending battle-tested right-fit solutions that align with strategic goals
• Participate in on-call rotations to maintain our SLA with the rest of the company, and prevent issues from stalling 24/7 production schedules
Qualifications:
Required:
• Bachelor’s degree in computer science or a related field
• 8+ years of software engineering experience building full-stack applications
• Hands-on experience with modern web stacks (e.g., React, Next.js)
• Expertise in HTML, CSS, TypeScript and a backend language like Go or Python
• Cloud-native experience in Azure, AWS, and/or Google Cloud, using container orchestration technologies like Docker, Kubernetes, and infrastructure-as-code tools like Terraform
• Familiar with DevOps best practices, using version control (Git), CI/CD (e.g., Buildkite, GitHub Actions), and monitoring and alerting (e.g., Prometheus, Grafana, Datadog)
• Familiar with UX design tools like Figma
Company:
We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Founded in 2013, the company is headquartered in Everett, USA, with a team of 201-500 employees. The company is currently Growth Stage.