Top Custom Software Development Companies in Portland, OR
We ranked 10 custom software development companies in and around Portland, OR on client reviews, how many are verified, service focus and profile completeness. Includes companies in nearby Vancouver, WA and Lake Oswego. Updated October 2026. How rankings work
Partners that build software around how a business actually works, often replacing spreadsheets and a patchwork of subscriptions with one system the company owns.
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Portland-headquartered nearshore engineering firm building custom software, AI, cloud and data systems for financial services, healthcare and media companies.
No reviews yet
Portland, OR
- Custom Software Development
- AI & Automation
- Mobile App Development
- Team
- 1,000+ people
Vancouver, Washington software firm delivering product builds, custom business applications and web and mobile apps through its own global offices.
No reviews yet
Vancouver, WA
- Custom Software Development
- Mobile App Development
- Web Development
Portland team of senior engineers building custom web apps, mobile apps and internal business systems, from first idea through long-term support.
No reviews yet
Portland, OR
- Custom Software Development
- Web Development
- Mobile App Development
- Team
- 10-49 people
Lake Oswego custom software firm whose US-based team builds web applications, mobile apps and system integrations around how clients work.
No reviews yet
Lake Oswego, OR
- Custom Software Development
- Mobile App Development
- API & Integration Development
Portland Ruby on Rails consultancy that maintains, upgrades and improves existing web applications instead of rewriting them.
No reviews yet
Portland, OR
- Web Development
- Custom Software Development
Portland AI studio that designs, builds and runs custom AI agents, automations and AI-powered apps for mid-market and enterprise teams.
No reviews yet
Portland, OR
- AI & Automation
- Custom Software Development
- Web Development
- Team
- 10-49 people
Oregon product studio with offices in Eugene and Portland that handles strategy, UX design and engineering for web, mobile and AI products.
No reviews yet
Portland, OR
- Product Design & Development
- Custom Software Development
- Mobile App Development
Vancouver, Washington software shop building custom web applications and mobile apps, with an in-house QA group and Linux managed services.
No reviews yet
Vancouver, WA
- Web Development
- Mobile App Development
- Custom Software Development
Portland digital product agency designing and building websites, web apps, LMS and e-commerce platforms, with strategy, design and ongoing support.
No reviews yet
Portland, OR
- Web Development
- UX/UI Design
- Custom Software Development
Portland digital product agency combining product strategy, UX/UI design and full-stack development for B2B technology, healthcare and manufacturing firms.
No reviews yet
Portland, OR
- Product Design & Development
- UX/UI Design
- Custom Software Development
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