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Web Development Summer Intern Jobs in Seattle, WA

You will join our marketing and business development team and support marketing and business ... Our summer intern program (May - August 2027) is designed to give you real, hands-on experience ...

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Web Development Summer Intern information

See Seattle, WA salary details

$10

$19

$27

How much do web development summer intern jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for web development summer intern in Seattle, WA is $19.39, according to ZipRecruiter salary data. Most workers in this role earn between $16.39 and $21.88 per hour, depending on experience, location, and employer.

What does a web development summer intern do?

A Web Development Summer Intern assists in creating, updating, and maintaining websites or web applications under the guidance of experienced developers. Their responsibilities often include writing code, troubleshooting website issues, testing functionality, and collaborating with design and development teams. This internship provides hands-on experience with technologies like HTML, CSS, JavaScript, and potentially frameworks such as React or Angular. Interns also gain exposure to software development best practices and can build a portfolio of web projects. The position is ideal for students or recent graduates looking to start a career in web development.

What types of projects and technologies do web development summer interns typically work on during their internship?

Web Development Summer Interns are often assigned to real-world projects such as building new features, debugging existing code, or improving website performance under the guidance of senior developers. They frequently work with popular technologies like HTML, CSS, JavaScript, and frameworks such as React or Angular. Collaboration with designers, QA testers, and back-end developers is common, giving interns a comprehensive understanding of the web development process. This hands-on experience helps interns build a strong portfolio and develop valuable technical and teamwork skills.

What are the key skills and qualifications needed to thrive as a web development summer intern, and why are they important?

To thrive as a Web Development Summer Intern, you need a basic understanding of HTML, CSS, JavaScript, and fundamental web development concepts, often gained through coursework or personal projects. Familiarity with version control systems like Git, development frameworks such as React or Angular, and basic use of code editors is typically expected. Strong problem-solving abilities, willingness to learn, and effective communication make interns stand out in collaborative environments. These skills and qualities are crucial for adapting quickly, contributing to team projects, and building a solid foundation for a future career in web development.

What is the difference between Web Development Summer Intern vs Web Developer?

AspectWeb Development Summer InternWeb Developer
CredentialsTypically pursuing or recently completed relevant coursework or degreeProfessional degree or equivalent experience in web development
Work EnvironmentInternship programs, often in tech companies or agenciesFull-time or part-time employment in various organizations
ResponsibilitiesAssisting with coding, testing, and learning web development toolsDesigning, coding, maintaining websites and applications independently
DurationUsually summer (3-4 months)Ongoing employment or project-based

The main difference is that a Web Development Summer Intern is a temporary position aimed at gaining experience, while a Web Developer is a full-time professional responsible for building and maintaining websites. Interns typically work under supervision, whereas developers operate more independently.

What are popular job titles related to Web Development Summer Intern jobs in Seattle, WA?

For Web Development Summer Intern jobs in Seattle, WA, the most frequently searched job titles are:

What job categories do people searching Web Development Summer Intern jobs in Seattle, WA look for?

The top searched job categories for Web Development Summer Intern jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Web Development Summer Intern jobs?

Cities near Seattle, WA with the most Web Development Summer Intern job openings:

Infographic showing various Web Development Summer Intern job openings in Seattle, WA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, and 3% Contract. Highlights an 90% Physical, 4% Hybrid, and 6% Remote job distribution, with an average salary of $40,327 per year, or $19.4 per hour.

Equipment Solutions Intern - Seattle

Mortenson

Kent, WA • On-site

$18/hr

Full-time

Posted 2 days ago

New


Mortenson rating

8.4

Company rating: 8.4 out of 10

Based on 19 frontline employees who took The Breakroom Quiz


Job description

Equipment Solutions Intern - Seattle

Join a team that's passionate about building inspiring spaces and pushing the industry forward in smarter, more innovative ways. As a top builder, developer, and EPC (Engineering, Procurement, and Construction), our expertise spans markets like sports, renewable energy, data centers, healthcare, and more. At Mortenson, we're grounded in offering meaningful work, real career growth, and a collaborative culture where your ideas and contributions matter.

We're looking for motivated, adaptable individuals who thrive in fast-paced environments and enjoy working with a diverse range of people. If you're proactive, curious, and ready to make an impact while growing your career, check out our opportunities!

As an intern, you'll get hands-on experience right away, working alongside project teams and partners to keep things moving. You'll help solve real problems, stay organized, communicate across teams, and make an impact from day one while building the foundation for your career.

Responsibilities

Equipment Solutions supports our construction projects by supplying high-quality equipment rentals and innovative site services. We work with nearly every group within Mortenson as well as trade partners and vendors to ensure project goals are achieved through the important work of optimization of equipment assets. As our Equipment Solutions Intern, you'll provide administrative and analytical support to the critical work of the team.  

Highlights of your time with this Mortenson internship will include:

  • Equipment Management - planning and procurement of equipment utilized during the construction process including processing equipment requests/transactions (internal and third-party rentals), logistical coordination, and billing

  • System/Software management - exposure to the various software used to manage equipment and process equipment rentals

  • Procurement - assistance with receiving support, contract document management, and consumable purchasing

  • Exposure to crane selection and sourcing, including sizing equipment, evaluating rental options, and soliciting vendor bids

  • Exposure to equipment facility and construction field operations

Program Overview:

Our summer intern program (May - August 2027) is designed to give you real, hands-on experience from day one, working on meaningful projects that directly impact the business. You'll gain exposure to innovative work, build professional skills through development opportunities, and be supported by a team that values your growth. Your ideas matter here, and you'll have the chance to contribute, learn, and make a difference while exploring your career path.

Required Qualifications:

Cultivate your skills in your chosen field of study and build your career with Mortenson. We look forward to hearing from you if you:

  • Currently pursuing an undergraduate, four-year degree in Business, Supply Chain, Engineering, or other related degree

Preferred Qualifications:

  • Have previous related internship experience

  • Are currently enrolled as an undergraduate junior

  • Have a basic understanding of construction and generally accepted business practices

  • Demonstrate strong collaboration, communication, and problem-solving skills and show initiative and leadership

  • Showcase a positive and professional attitude and solid customer service skills

  • Are detail-oriented, organized, and can effectively handle multiple competing priorities

The hourly wage for college Interns starts at $18. Students may be paid higher wages based on their year in school.

Please make note:

  • Visa sponsorship is not offered for this position.

  • Our postings are typically open a minimum of 5 days and an average of 44 days.

Equal Employment Opportunity

Your uniqueness brings new and creative perspectives to the team. Mortenson is committed to providing equal opportunities of employment (EOE) to all individuals, regardless of your race, religion, gender, national origin, age, veteran status, disability, marital status or any other legally protected category.

Other Items to Note

  • Mortenson reserves the right to hire any individual without legal or financial obligation on unwanted solicitations.No agency emails, calls, or solicitations are accepted without a valid agreement.

  • Must be currently legally authorized to work in the U.S. without sponsorship for employment visa status (e.g., H1B status, 0-1, TN, CPT, OPT, etc.). We are unable to sponsor or take over sponsorship of an employment Visa at this time.


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About M. A. Mortenson

Sourced by ZipRecruiter

M. A. Mortenson is a prominent name in the construction industry, based out of Minneapolis, MN, US. Established in 1954 by M.A. Mortenson Sr., the company has over six decades of experience offering construction services that have contributed to building lasting infrastructures across various sectors, including healthcare, energy, corporate, and sports. Mortenson has proven its exceptional expertise through a range of complex building and facility projects across the US fulfilling the customer's specifications and exceeding their expectations. Moreover, the company's core values are outlined as ‘Do the Right Thing’, ‘We Before I’, ‘Inspire What’s Possible’, and ‘In it for the long haul’.

Industry

Manufacturing and construction

Company size

1,001 - 5,000 Employees

Headquarters location

Minneapolis, MN, US

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