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Senior Mern Stack Developer Jobs in Seattle, WA (NOW HIRING)

AAA Washington

Full Stack Engineer I

Bellevue, WA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Full Stack Engineer I builds and maintains cloud-native features within the Microsoft Azure ... under senior guidance • CI/CD (Azure DevOps) - Participate in pipeline runs, resolve build ...

Hasbro

Senior Full Stack Engineer II

Renton, WA

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Role summary We are seeking a Senior Full Stack Engineer II to join our Digital Innovations team and help bring our most beloved brands to digital channels. In this role, you will own user-facing ...

Helion

Senior Software Engineer, Full Stack

Everett, WA · On-site

The Senior Software Engineer, Full Stack will design, develop, and operate full-stack applications ... DevOps best practices, using version control (Git), CI/CD (e.g., Buildkite, GitHub Actions), and ...

Hasbro

Senior Full Stack Engineer II

Renton, WA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Role summary We are seeking a Senior Full Stack Engineer II to join our Digital Innovations team and help bring our most beloved brands to digital channels. In this role, you will own user-facing ...

GOAT Group

Senior Full Stack Engineer

Seattle, WA · On-site

$146K - $183K/yr

We are looking for a Senior Full Stack Engineer to join our Consumer team, with a strong emphasis on backend architecture and end-to-end feature delivery. This is an immediate, high-impact role, you ...

Medium

Senior Full Stack Software Engineer

Seattle, WA · On-site

$172.20 - $206.64/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Solid understanding of DevOps practices and tools (CI/CD pipelines, Infrastructure as Code ... As a Senior Full Stack Software Engineer , you'll play a key role in building secure, scalable ...

Nordstrom

Senior Full Stack Software Engineer

Seattle, WA · On-site

$142 - $220.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

## Senior Full Stack Software Engineer - Catalogs, Hierarchy & OrgMDM (Hybrid - Seattle, WA ... developer experience tooling**Why this team...**The Catalogs, Hierarchy & Org MDM team is in an ...

Ally

Senior Full Stack Engineer

Bellevue, WA

  • Medical

  • Dental

  • Vision

As Senior Full Stack Software Engineer in our Seattle-based team, you be involved in every aspect of Ally, from design to deployment and help build, evolve, and support the product. You will work ...

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Senior Mern Stack Developer information

See Seattle, WA salary details

$27

$67

$97

How much do senior mern stack developer jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for senior mern stack developer in Seattle, WA is $67.44, according to ZipRecruiter salary data. Most workers in this role earn between $56.06 and $77.69 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior MERN Stack Developer, and why are they important?

To thrive as a Senior MERN Stack Developer, you need deep expertise in JavaScript, proficiency with MongoDB, Express.js, React.js, and Node.js, and typically a bachelor's degree in computer science or related field. Experience using source control systems like Git, familiarity with cloud platforms (e.g., AWS), and understanding of CI/CD pipelines are highly valued. Strong problem-solving, leadership, and effective communication skills help you guide teams and collaborate with stakeholders. These skills ensure efficient development of scalable web applications and effective team leadership in dynamic tech environments.

What is a Senior MERN Stack Developer?

A Senior MERN Stack Developer is an experienced software engineer who specializes in building full-stack web applications using the MERN stack: MongoDB, Express.js, React, and Node.js. They handle both front-end and back-end development, create scalable and efficient applications, and often mentor junior team members. In addition to coding, they may be responsible for designing application architecture, optimizing performance, and ensuring best practices throughout the development process.

How does a Senior MERN Stack Developer typically collaborate with other team members on large-scale projects?

As a Senior MERN Stack Developer, you’ll often work closely with front-end and back-end developers, UI/UX designers, QA engineers, and product managers to deliver robust web applications. Collaboration usually involves participating in code reviews, architectural discussions, sprint planning, and daily stand-up meetings. You may also mentor junior developers, help define best practices, and ensure seamless integration across the MERN (MongoDB, Express, React, Node.js) stack. Effective communication and teamwork are essential, especially when troubleshooting complex issues or deploying new features.

What are the most commonly searched types of Mern Stack Developer jobs in Seattle, WA?

The most popular types of Mern Stack Developer jobs in Seattle, WA are:

What are popular job titles related to Senior Mern Stack Developer jobs in Seattle, WA?

For Senior Mern Stack Developer jobs in Seattle, WA, the most frequently searched job titles are:

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The top searched job categories for Senior Mern Stack Developer jobs in Seattle, WA are:

Senior Mern Stack Developer jobs near you

Senior Software Engineer (Cloud, Full Stack, DevOps, GitOps)

Peloton, Inc

Seattle, WA • On-site, Remote

Full-time

Re-posted 9 days ago

Job description

Company Description
Pelotech helps enterprise clients leverage Kubernetes and other cloud technology to solve core business challenges. We help them deploy distributed, highly available, services.
We help the worlds largest companies build globe spanning technology products and provide expert guidance on scaling technology solutions at all levels.
In support of this ambition we:
  • Cherish and champion values and practices that create trust, collaboration, and measured improvement;
  • Work with folks that do the same.

We are not a consultancy that talks at you, nor a "body shop" contract company without an outside perspective. We teach software acceleration by working alongside our customers.
Job Description
Join:
We're looking for software engineers that want to write great code for real customers consistently and love to teach their team how to do the same. You are an experienced player-coach in creating amazing software teams, have proven technical chops in current CI/CD, immutable infrastructure, micros-service technologies.
You:
  • Can be the primary customer point of contact
  • Are not phased by ambiguity and guide others through it
  • Relentlessly learn new technology that improves the speed of which you can achieve your goals.
  • Value empathy and strive to build solutions that teams can understand.
  • Are effective at guiding and counseling your team's managers.

You have:
  • A passion in working full-stack, from coding cloud infrastructure to building distributed systems and front end web applications.
  • A Passion for building products that are beautiful outside and inside - from their user experience to their robust and elegant design.
  • Data and metrics-oriented mindset: you want your work to be measurable and impactful.
  • Customer empathy: you understand your customers' needs and requirements.
  • Strong software development skills and computer science fundamentals.
  • A broad knowledge of entrepreneurial and work management frameworks such as Lean Startup, Design Thinking, Kanban, Scrum
  • Value loosely-held strong-opinions, sharing them and having them challenged.
  • An inquisitive mind and enjoy chasing down problems and opportunities across technology stacks and domains.

Even better:
  • A history of contributing to open source
  • A fondness for pair programming

Qualifications
Must have:
  • Strong skills in several programming languages and an understanding of when to use which.

Technologies we use and teach:
  • NodeJs
  • Go
  • Kafka
  • Docker
  • Kubernetes
  • Drone
  • Rancher
  • AWS/GCP

Additional Information
We've been a remote team since before COVID though the current global situation is definitely limiting our ability to travel to beautiful places together.

Apply