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Sigma X

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Web Development UI/UX Design
Portland

Top-Rated Custom Web Engineering & SEO Optimization by Sigma X

10-49 Team Size
2014 Founded
$50 - $99 / hr Hourly Rate
$5,000+ Min Project
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About

Sigma X is a full-service agency in Portland, OR. Founded in 2014, They deliver tailored projects with an emphasis on top-rated custom web engineering & seo optimization by sigma x. The agency works closely with clients across SaaS & Software, E-Commerce & Retail, Fintech & Banking, Healthcare & Medical to transform complex ideas into straightforward, functional platforms.

The agency emphasizes quality, clarity, and attention to detail across every stage of work. With rates starting around $50 - $99 / hr, they work step-by-step with clients to ensure all deliverables meet high standards and perform effectively in the real world.

After a project goes live, Sigma X continues to offer maintenance, security updates, and strategic support. Companies choose Sigma X as a long-term partner because of their reliability, clear communication, and consistent quality of work.

Office Locations

Locations & Offices

1 Office
Portland Headquarters

Portland, OR

Services Offered

Custom Software Development Website Optimization Web Development UI/UX Design

Technologies & Stack

React Next.js Node.js TypeScript PostgreSQL AWS Docker

Industries Worked On

E-Commerce & Retail Healthcare & Medical Fintech & Banking SaaS & Software

Frequently Asked Questions

Sigma X specializes in end-to-end web application development, mobile software engineering, UI/UX design, cloud infrastructure optimization, API integrations, and SEO-driven digital solutions.
We implement SEO best practices including Google Core Web Vitals optimization, server-side rendering (SSR), clean HTML5 semantic structure, fast page load speeds, and structured schema markup to maximize search visibility and conversion rates.
We enforce Mutual NDAs, implement strict OWASP security standards, conduct automated code vulnerability scans, and assign 100% intellectual property rights and code repository access to our clients.
Sigma X provides post-launch SLA maintenance agreements, including 24/7 server uptime monitoring, core framework updates, security patching, cloud scaling, and ongoing feature development sprints.

Client Reviews

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Based on 0 reviews

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Quality: 5.0
Communication: 5.0
Timeliness: 5.0
Value: 5.0

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Contact & Socials

Website

sigma-x.com

Email

contact@sigma-x.com

Phone

+1 800 1041 10015

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