Digital engineering studio

We build websites
that grow your business.

Codex Nest designs and engineers the digital systems behind lean teams — conversion-first websites, 24/7 AI agents, automated operations, and custom SaaS platforms.

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What we do

Four disciplines, one team

From the first landing page to the platform your customers log into — engineered under one roof.

Web Development

Landing pages, enterprise sites, e-commerce stores, and modern redesigns — built from scratch, never from templates, and tuned for speed and search.

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AI Agents

Custom chat and voice agents that qualify leads, answer customers, and book calls 24/7 — wired into the tools your team already uses.

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Business Automations

We connect your CRM, inbox, spreadsheets, and internal tools so data moves itself — and your team stops copying and pasting.

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Custom SaaS

Full-stack SaaS architecture with auth, billing, dashboards, and APIs — shipped in tight iterations and built to scale with your users.

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Case studies

Results we can point at

Two of our favourite builds. The full portfolio has twelve more.

Priority Specialized logistics company website — homepage showing trucking services in Dallas–Fort Worth.

Logistics · DFW

Priority Specialized

A conversion-first freight site with service-specific landing pages, quote intake, and technical SEO for regional freight keywords.

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Scentestic perfumes and fragrances e-commerce store — homepage showing premium perfume collection.

Fragrances · E-Commerce

Scentestic

A high-contrast storefront with editorial product pages, fast checkout, and abandoned-cart email automation.

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How it works

A build process with no mystery

01

Discovery

We map the goal, the audience, and the constraints in a 30-minute call.

02

Blueprint

You get a fixed scope, timeline, and quote before anything is built.

03

Build

Design and engineering in tight iterations, with a live preview from day one.

04

Launch & scale

We ship, measure, and keep improving — support included.

Testimonials

Client success stories

FAQ

Questions we get a lot

How much does a custom website cost?+

Every build is quoted individually — cost depends on the number of pages, integrations, and whether you bundle SEO, automations, or AI agents. Give us a call or send the brief and we'll come back with a fixed quote, usually within 24 hours.

What is an AI agent and do I need one?+

An AI agent is a smart assistant that handles conversations, lead qualification, support, or scheduling 24/7. If you're losing leads after hours or repeating the same questions daily, an agent pays for itself fast.

How long does a build take?+

Most landing pages launch in about 3–5 days, business websites in 7–10 days, and SaaS MVPs in 4–6 weeks. We plan strategy first, then design and develop in tight iterations.

Do you work with clients outside your timezone?+

Yes. We work remote-first with clients across the United States and worldwide, with US-aligned communication hours and async updates.

What happens after launch?+

Maintenance covers hosting checks, security updates, dependency upgrades, content edits, performance monitoring, and backups — so your site stays fast, secure, and ranking.

Why the rebrand from Zyntrix to Codex Nest?+

Same team, wider mandate. Zyntrix started as a web design studio; Codex Nest reflects what we do now — websites, AI agents, automations, and custom SaaS engineering under one roof.

Who we serve

Codex Nest works with small and mid-sized businesses across the United States — including Dallas–Fort Worth, Houston, Chicago, Atlanta, and remote-first teams nationwide — plus international clients in the UK, UAE, and Pakistan. We specialise in freight and logistics carriers, courier and delivery companies, e-commerce and retail brands, professional services, healthcare practices, and SaaS startups that need custom website development, AI agents, and business automation without an in-house engineering team.