Top 10+ Scala Development Companies in Seattle | Scala Developers Seattle July 2026

Last Updated 27th July 2026 | Category: Top Web Development Firms

The List of Top 10+ Scala Development Companies in Seattle | Top Scala Developers Seattle July 2026

hyperlink infosystem

Details

Founded: 2011
Hourly Rates: < $25
Employees: 1000+
Avg. Project Cost: $2,500,000+
Ratings:
5.0
497 Reviews

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • WordPress Development
  • AngularJS Development
Hyperlink InfoSystem is a leading web development company. They provide a huge range of information technology services and a solution for web design, web development & mobile app development, digital marketing services. They have skilled web designers and developers who are always enthusiastic to make unique websites. They help every client to make their business appearance sparkle. Hyperlink InfoSystem takes the time to hear from their clients, truly understand their needs and propose a tailor-made solution to meet their particular needs and budget.

They offer a compelling user experience, combines with primary business systems & takes the data necessary to drive business opportunities. They understand the value of every small study of business and consider it with the quality & deadline.
walnut hill design

Details

Founded: N/A
Hourly Rates: N/A
Employees: N/A
Avg. Project Cost: $5,000,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • WordPress Development
  • E-Commerce
  • Mobile App Development
  • Magento
Working in the website development industry since 2001 they have run into just about everything and know how to deal with it, avoid common pitfalls, and use today’s tools to get the job done efficiently and on a realistic budget. They efficiently develop modern mobile-friendly websites focusing on the front-end user experience.
fusesix

Details

Founded: 2010
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $2,500,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
Their team of qualified designers, programmers, and marketing agents help your project come to life. They analyze your industry and give 100% in designing, programming, developing and marketing. Creative brainstorming is the cornerstone of your project, from conception to implementation; they develop much of the collateral you demand a successful presentation.
forix

Details

Founded: 2007
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $100,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • WordPress Development
  • Drupal
  • E-Commerce
  • Magento
Their activities are controlled by corporate policies that define the ways of managing business, staff and client relations. Their deep expertise in technology is further supported and amplified by a network of dependable, best in class, partners. together, they can customize an integrated solution to fit your specific demands. They keep their clients refreshed about every step.
planet argon

Details

Founded: 2002
Hourly Rates: $150 - $199
Employees: 10 - 49
Avg. Project Cost: $2,500,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • E-Commerce
  • Mobile App Development
  • Custom Software Development
  • CMS Development
  • Ruby on Rails
Planet Argon specializes in developing, designing, and reimagining complex web applications for established companies. They specialize in one thing they handle your Ruby on Rails application so you can meet your business goals. They want your apps to have the best quality possible and in order to do that, they have to know your enterprise inside out.
layer one media

Details

Founded: 2000
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $25,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • E-Commerce
Established in 2000, Layer One Media is a marketing automation and Web solutions agency dedicated to helping businesses deliver high-quality leads and grow revenue. At Layer One Media, they know the site launch is not the end game. They deliver highly effective, integrated campaigns that align sales and marketing, increase revenue and maximize efficiency for businesses with multi-touch sales cycles.
stream 9

Details

Founded: 2008
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $2,500,000+
Ratings:
4.5
7 Reviews

Service Line

  • Web Development
  • Web Design
  • E-Commerce
  • Mobile App Development
  • UI/UX Design
  • Custom Software Development
  • Logo Designing
Stream 9 is a custom website and mobile app development company. Customer service and support are one of their greatest priorities. A digital company that wants to work with you to help guide you by decisions and offers solutions to your problems. They are a small, talented team of designers and developers and always up for a challenge.
swecker

Details

Founded: 2003
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $5,000,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • WordPress Development
  • MySQL
  • Drupal
  • E-Commerce
  • Mobile App Development
  • Custom Software Development
  • CMS Development
  • Ruby on Rails
Most of their market comes from referrals. They will work difficult to get yet another fulfilled customer and they hope that you will stay with them for years. They want your apps to have the best quality possible and in order to do that, they have to know your enterprise inside out. SWECKER is a good web development company.
code koalas

Details

Founded: 2011
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $10,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • E-Commerce
  • Mobile App Development
  • UI/UX Design
  • Custom Software Development
They are a team of lifelong learners focusing on producing exceptional digital solutions to their Clients. They specialize in Drupal development for websites and React for apps, and are active in the vibrant developer community in a number of ways. They contribute to the platform regularly, they support continuing education by speaking at industry conferences.
east coast product

Details

Founded: 2015
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $5,000,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
East Coast Product is a design and development company that specializes in staff augmentation for the entrepreneur, enterprise, and everyone in between. They give a boost to your product team to help hit your next milestone. The client most enjoyed the combination of project management, clarity, accountability, and quality of code.

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FAQ

Frequently Asked Questions

Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.

The best Web Development companies in Seattle share a few common traits: a portfolio of shipped, real-world products, verified client feedback rather than self-reported testimonials, and a team structure built for accountability instead of just headcount. They can point to specific outcomes — faster load times, higher conversion, successful launches — rather than vague claims of expertise. Cross-checking a shortlist against independent reviews is the fastest way to separate genuinely strong Web Development firms in Seattle from those that simply market well.

Enterprise-ready Web Development companies in Seattle tend to look different from smaller shops in a few specific ways: named project leads instead of rotating contacts, documented change-management processes, and infrastructure experience that goes beyond a single client's traffic level. Many carry ISO or SOC-type certifications as a baseline, but the real signal is whether they can describe a past engagement of comparable scale in concrete detail. A Web Development firm in Seattle that hesitates on that question probably hasn't done it before.

Most Web Development teams in Seattle that have been doing this for a while have a playbook for overseas clients: structured sprint check-ins, shared dashboards you can log into any time, and written updates that don't rely on everyone being online at once. The ones that do this well treat documentation as part of the deliverable, not an afterthought. Before committing, it's worth asking a Web Development firm in Seattle to show you what a typical week of client communication actually looks like.

Outsourcing to Seattle is routine at this point, but it still deserves the basics done properly: a signed NDA, a clear clause on who owns the IP once it's built, and an understanding of what happens if either side wants to walk away mid-project. Established Web Development companies in Seattle will have handled these terms many times before and shouldn't push back on any of them — hesitation there is itself a useful signal.

Value from a Web Development company in Seattle comes less from the rate you negotiate and more from whether the team understands the business problem behind the build. Firms that ask about your actual goals before proposing a solution, and that stick around to look at usage data after launch, tend to produce work that pays for itself. A Web Development partner in Seattle chasing the lowest quote rarely correlates with the best long-term outcome.

The firms that rank well among Web Development companies in Seattle typically have verifiable client references, a track record of finished (not just started) projects, relevant certifications, and consistently positive feedback across multiple engagements — not just one standout case study. Self-reported claims with nothing to back them up carry little weight here; documented outcomes do.

Skip past the summary and go straight to the portfolio examples, the full text of client reviews (not just the star rating), and how long the company has been operating. Reviews that mention specific, measurable results — a faster checkout flow, a successful migration, fewer support tickets — tell you far more than generic praise. It's also worth checking whether the Web Development firm in Seattle responds to reviews at all, since that habit tends to mirror how they handle feedback during an actual project.

Look past the pitch deck: read the portfolio for technical substance, check independent reviews rather than the testimonials on the company's own site, and ask for a reference from a project similar in scope to yours. Then ask directly how they handle QA and what happens when a bug slips through after delivery. A Web Development company in Seattle that's confident in its process will answer that last question specifically, not with a vague reassurance.

Web Development companies in Seattle known for reliable delivery usually share a few habits: established agile processes, experienced project managers rather than junior coordinators, and reusable components that cut down on repeated work. Ask a shortlisted Web Development firm in Seattle directly for their on-time delivery rate and how they've handled a project that started slipping — the answer to the second question is usually more revealing than the first.
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