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

As of Aug 8, 2026, the average hourly pay for intern mern stack developer in Seattle, WA is $26.05, according to ZipRecruiter salary data. Most workers in this role earn between $21.06 and $27.64 per hour, depending on experience, location, and employer.

What is the difference between Intern Mern Stack Developer vs Junior Mern Stack Developer?

AspectIntern Mern Stack DeveloperJunior Mern Stack Developer
Experience LevelEntry-level, internshipEntry to early professional experience
ResponsibilitiesAssisting in development tasks, learning, supporting senior developersDeveloping features, fixing bugs, contributing to projects
Skills & CertificationsBasic knowledge of MERN stack, learning mindsetProficiency in MongoDB, Express.js, React, Node.js, some certifications
Work EnvironmentInternship programs, training-focusedFull or part-time roles in tech teams

The main difference between an Intern Mern Stack Developer and a Junior Mern Stack Developer lies in experience and responsibilities. Interns are typically students or beginners gaining hands-on experience, while Junior developers have some practical skills and contribute more independently. Intern roles focus on learning and support, whereas Junior roles involve active development and problem-solving.

What is an intern MERN stack developer?

Intern MERN Stack Developers are entry-level programmers who assist in building web applications using the MERN stack, which stands for MongoDB, Express.js, React.js, and Node.js. As interns, they work under the guidance of senior developers to gain hands-on experience in designing, developing, and deploying full-stack web applications. Their responsibilities typically include writing code, fixing bugs, collaborating with teams, and learning best practices in software development. This role is ideal for those looking to start a career in web development and gain practical experience with modern JavaScript technologies.

What types of projects and tasks can I expect to work on as an intern MERN stack developer?

As an Intern MERN Stack Developer, you will typically participate in projects that involve building and maintaining web applications using MongoDB, Express.js, React, and Node.js. Your daily tasks may include writing and testing code, fixing bugs, developing new features under the guidance of senior developers, and contributing to team meetings. You'll likely collaborate with designers, backend engineers, and QA testers, gaining exposure to the full software development lifecycle. This hands-on experience is valuable for building your technical skills and understanding industry-standard development workflows.

What are the key skills and qualifications needed to thrive as an intern MERN stack developer, and why are they important?

To thrive as an Intern MERN Stack Developer, you need a solid understanding of JavaScript, HTML, CSS, and the core components of the MERN stack: MongoDB, Express.js, React.js, and Node.js, often supported by relevant coursework or self-led projects. Familiarity with version control systems like Git, basic RESTful API development, and optionally cloud platforms or CI/CD tools is valuable. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate with teams and adapt to new tasks quickly. These skills are crucial for contributing to real-world projects, resolving development challenges, and growing into a proficient full-stack developer.
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 job categories do people searching Intern Mern Stack Developer jobs in Seattle, WA look for? The top searched job categories for Intern Mern Stack Developer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Intern Mern Stack Developer jobs? Cities near Seattle, WA with the most Intern Mern Stack Developer job openings:
Infographic showing various Intern Mern Stack Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 33% Internship, 34% Full Time, and 33% Part Time. Highlights an 100% In-person job distribution, with an average salary of $54,194 per year, or $26.1 per hour.

Senior Mechanical Design Engineer - Cab/Outerbody

PACCAR

Kirkland, WA

$102K - $141K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago


Paccar rating

8.8

Company rating: 8.8 out of 10

Based on 17 frontline employees who took The Breakroom Quiz

43rd of 487 rated machine equipment manufacturers


Job description

Kenworth Truck Company

Kenworth Truck Company is the manufacturer of The World's Best heavy and medium duty trucks. Kenworth is an industry leader in providing fuel-saving technology solutions that help increase fuel efficiency and reduce emissions.  The company's dedication to the green fleet includes aerodynamic trucks, compressed and liquefied natural gas trucks.
Requisition Summary

Do you have a passion for new product interior vehicle design?  Do you want to work on industry-leading products that are setting the bar for quality, industrial design, and customer ergonomics?  Join a group of high-performing professionals who pride themselves in developing innovative truck interiors. Kenworth design engineers focus on product development from conceptualization to implementation on the production floor. See your designs making a difference on the open highway!

Kenworth offers unique career advancement opportunities ranging from engineering design, manufacturing operations, product planning, marketing, and many other business functions. 
Kenworth's Cab/Outerbody Department is seeking multiple Mechanical Design Engineers. Please note that there are multiple vacancies and review some of the following job functions below:
-------------------------------------------------------------------------
New Product Development Structure & Interior Systems/Sustaining Structures

Job Functions / Responsibilities

  • Utilize Creo Parametric 3D modeling software to create complex assemblies & drawings that meet structural, ergonomic, aesthetic, and quality goals
  • Work with industrial design groups to finalize styling intent surfaces and turn them into fully functional interior trim parts
  • Create rapid prototyped parts to quickly validate multiple design concepts
  • Apply creative thinking to design tasks and propose innovative approaches to standard work
  • Use Design for Six Sigma & engineering tools to validate designs - QFD, FMEA, DVP&R, GD&T, 1-D Stacks, FEA, etc.
  • Manage implementation of product changes by tracking project schedule, budget, and functional requirements throughout the entire life of the project
  • Work with the PACCAR Technical Center and external organizations to validate your designs
  • Work closely with multiple PACCAR divisions and outside suppliers. (Engineering, Industrial Design, Ergonomics, Electrical, Manufacturing, Program Management, Quality, Tool Shops, Plant Assembly Line Operators, etc.)
  • Manage multiple priorities and goals simultaneously
  • Up to ~5-10% travel

Outerbody

Job Functions / Responsibilities:

  • Aerodynamic product enhancements, warranty and cost reduction projects that add to the overall profitability of the organization
  • Participate in and/or lead the design and development of structures-based projects in the Outerbody team
  • Utilize Creo Parametric to create optimized part and assembly models of moderate to complex designs requiring independent judgment
  • Work closely with the Industrial Design and Styling groups in the development of new or updated vehicle exteriors
  • Create rapid prototyped parts to quickly validate multiple design concepts
  • Employ Design for Six Sigma and engineering tools to validate designs:  QFD, FMEA, DVP&R, GD&T
  • Work with the PACCAR Technical Center and external organizations to validate the designs through Finite Element Analysis, Computation Fluid Dynamics, and durability tests
  • Manage implementation of product changes by tracking project schedule, budget, and functional requirements throughout the entire life of the project
  • Work closely with multiple PACCAR divisions
  • Manage multiple priorities and goals simultaneously
  • Travel up to 10%

 ------------------------------------------------------

Qualifications & Skills

  • BSME or equivalent engineering degree required; EIT certification is a plus
  • 3-5+ years of design experience required (previous industry intern experience is desired)
  • Extensive 3D modeling software experience (Creo Parametric knowledge is a plus)
  • Knowledge of different fabrication methods - injection molded plastic, vacuum forming, soft-trim, sheet metal, etc.
  • Passion and excitement for customer focused human centered design
  • Understanding in use of Design for Six Sigma and Six Sigma techniques.
  • Ability to perform in a lean, fast-paced, results-oriented environment, while managing multiple priorities is a must
  • Excellent written and verbal communication skills with ability to present monthly status updates in front of engineering management teams
  • Competency in the use of personal computer software including project management tools, word processing, spreadsheets, and databases.
  • Willingness to learn and make use of new engineering processes and techniques and be resourceful in solving complex technical problems.
  • Past experience in product development and new product implementation necessary.
  • Ability to work in a team environment.
  • Candidates should have a willingness to grow personally and professionally and be results oriented.
  • Manufacturing plant experience desirable

Why work for PACCAR/Kenworth?

  • Global Fortune 500Company with a wide array of growth and development opportunities 

  • Work alongside experienced goal-oriented colleagues recognized as experts in their fields 

  • Support and/or design the commercial vehicles of the future with a focus on emerging technologies such as electric and autonomous trucks 

As a U.S. PACCAR employee, you have a full range of benefit options including:  

  • 401k with up to a 5% company match  

  • Fully funded pension plan that provides monthly benefits after retirement  

  • Comprehensive paid time off - minimum of 10 paid vacation days (additional days are provided with additional seniority/years of service), 12 paid holidays, and sick time  

  • Tuition reimbursement for continued education  

  • Medical, dental, and vision plans for you and your family  

  • Flexible spending accounts (FSA) and health savings account (HSA)  

  • Paid short-and long-term disability programs  

  • Life and accidental death and dismemberment insurance  

  • EAP services include wellness plans, estate planning, financial counseling and more  

Additional Job Board Information 

At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors including your education, training, or experience. The salary range for Senior Mechanical Design Engineer - Product Development Structure and Interior Systems is $90,400 - $141,800 annually. This position is also eligible for a holiday gift. Additionally, this role is eligible for the full range of benefit options listed above. 

PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability and E-Verify Employer. 


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About Paccar

Sourced by ZipRecruiter

PACCAR, Inc. is a Fortune 500 company established in 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under its internationally recognized brands Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business. Your next career move is waiting at PACCAR whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services. Join the PACCAR team today!

Industry

Motor vehicle manufacturing

Company size

10,000+ Employees

Headquarters location

Bellevue, WA, US

Year founded

1905

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