San Antonio has become a growing technology hub in Texas, attracting startups, healthcare organizations, enterprise businesses, and government contractors seeking modern digital solutions. As businesses increasingly prioritize website performance, SEO, and scalability, Next.js has become one of the most trusted frameworks for building high-performance web applications and websites.

Whether you're developing a corporate website, SaaS platform, headless CMS solution, or enterprise web application, partnering with an experienced Next.js agency can help you create fast, secure, and scalable digital experiences.

Here are the Top 3 Next.js Agencies in San Antonio for 2026, selected based on their technical expertise, portfolio, client success, and modern web development capabilities.

1. Weframe Tech

 

Weframe Tech The Best Next.js Development Agency in San Antonio, Serving Clients Globally.

Whether you're looking to build a simple landing page, a high converting marketing website, a custom SaaS platform, an AI application, a headless CMS implementation, an enterprise dashboard, a customer portal, or a complex headless ecommerce solution Weframe Tech is the team you've been looking for.

We build high performance Next.js applications that are fast, scalable, SEO-first, and engineered for long term growth. Whether you're launching a startup, modernising enterprise software, replacing legacy technology, or building a composable digital platform from the ground up, we design and develop Next.js applications that deliver measurable business outcomes.

From high converting marketing websites and enterprise SaaS platforms to headless CMS implementations and composable ecommerce storefronts, we've delivered successful projects for companies across the USA, UK, Australia, Canada, UAE, Singapore, and beyond.

Why Brands Choose Weframe Tech for Next.js Development

We don't simply build websites.

We architect complete digital platforms by combining modern frontend engineering, scalable backend architecture, headless CMS, ecommerce, APIs, cloud infrastructure, and third party integrations into one unified, high-performing ecosystem.

Every engagement is backed by a team that understands both the technical depth of Next.js and the commercial outcomes that matter most.

We help businesses:

• Increase conversion rates

• Improve organic visibility

• Reduce customer acquisition costs (CAC)

• Improve Core Web Vitals

• Increase website performance

• Build scalable architecture

• Deliver exceptional customer experiences

• Accelerate long-term business growth

100% Job Success Score on Upwork

What We Build

Marketing Websites & Landing Pages

• High converting landing pages

• Marketing websites

• Corporate websites

• Brand websites

• SEO first content websites

• Product launch websites

SaaS & Web Applications

• Custom SaaS platforms

• AI applications

• Customer portals

• Enterprise dashboards

• Internal business applications

• Multi tenant SaaS platforms

• Authentication systems

• Subscription platforms

• Admin dashboards

Headless CMS Development

• Sanity CMS development

• Contentful development

• Storyblok development

• Directus CMS

• Strapi CMS

• DatoCMS

• Prismic

• Contentstack

• Hygraph

Headless Ecommerce

• Shopify Plus Headless

• Medusa.js

• Commerce Layer

• Commercetools

• BigCommerce Enterprise

• Salesforce Commerce Cloud

• Custom ecommerce storefronts

• B2B ecommerce platforms

• Wholesale portals

Enterprise Development

• Custom enterprise software

• Business automation platforms

• Internal workflow systems

• ERP integrations

• CRM integrations

• API development

• GraphQL APIs

• REST APIs

Migration Services

• WordPress to Next.js

• Webflow to Next.js

• Drupal migration

• Magento migration

• Shopify migration

• Legacy PHP migration

• React migration

• Vue migration

• Angular migration

Performance Optimisation

• Core Web Vitals optimisation

• Lighthouse optimisation

• SEO optimisation

• Rendering optimisation

• Caching strategies

• Performance audits

Ongoing Development

• Long-term retainers

• Feature development

• Platform optimisation

• Technical consulting

• Growth support

Our Complete Next.js Technology Stack

Frontend

• Next.js

• React

• TypeScript

• JavaScript

• Tailwind CSS

• Shadcn UI

• Radix UI

• Framer Motion

• GSAP

• Three.js

• React Query

• Redux Toolkit

• Zustand

Backend

• Node.js

• NestJS

• Express

• Prisma

• GraphQL

• REST APIs

• tRPC

• Supabase

• Firebase

• PostgreSQL

• MongoDB

• Redis

CMS & Content

• Sanity CMS

• Contentful

• Storyblok

• Directus

• Strapi

• DatoCMS

• Prismic

• Contentstack

• Hygraph

Commerce

• Shopify Plus

• Medusa.js

• Commerce Layer

• Commercetools

• Elastic Path

• BigCommerce Enterprise

• Salesforce Commerce Cloud

• VTEX

Search

• Algolia

• Meilisearch

• Elasticsearch

• Constructor.io

• Bloomreach

Cloud Infrastructure

• Vercel

• AWS

• Cloudflare

• Netlify

• Railway

• Docker

• Kubernetes

• GitHub Actions

Analytics

• Google Analytics 4

• Mixpanel

• Hotjar

• Microsoft Clarity

• Heap

• FullStory

• Triple Whale

SEO & Performance

• Google Search Console

• Ahrefs

• Semrush

• Screaming Frog

• Lighthouse

• Core Web Vitals

Marketing Automation

• HubSpot

• Marketo

• Customer.io

• ActiveCampaign

• Mailchimp

• Pardot

• Intercom

CRM & Integrations

• Salesforce

• HubSpot CRM

• Stripe

• PayPal

• Klaviyo

• Segment

• RudderStack

Who We Work With

We work with startups, funded SaaS companies, AI companies, healthcare organisations, manufacturers, enterprise businesses, ecommerce brands, fintech companies, and high-growth organisations that take their digital platforms seriously.

Our clients include:

• Certify — $50M funded healthcare company (Next.js & Sanity CMS)

• Slingshotbio.com — $49M funded biotech company (Next.js & Sanity CMS)

• Unimig — Australia's largest welding manufacturer (Next.js & Sanity CMS)

• Skin Laundry — One of the largest skin treatment brands in the USA, $3M+ venture funded (Next.js & Sanity CMS)

• Abaxx Exchange — Publicly listed fintech company (Next.js & Sanity CMS)

• Catalyser (Next.js & Sanity CMS)

We've also had the privilege of working with globally recognised brands including Ferrari, Bentley, Keepway, Lulu Mall, and Bellini.

Where We Work

We are a globally distributed Next.js development agency serving clients across:

• 🇺🇸 United States

• 🇬🇧 United Kingdom

• 🇦🇺 Australia

• 🇨🇦 Canada

• 🇦🇪 United Arab Emirates

• 🇸🇬 Singapore

• 🇪🇺 Europe

• 🇮🇳 India

No matter where your business is located, our distributed engineering team works across time zones to deliver without delay.

Here's How We Typically Engage

We begin every engagement with a mandatory 30-minute discovery call to understand your business, technical challenges, growth plans, and long-term goals.

Beyond development, we help solve business problems including:

• Poor website performance

• Low conversion rates

• Poor AI & SEO visibility

• Weak Core Web Vitals

• Legacy technology limitations

• Content management bottlenecks

• Scaling challenges

• Complex ecommerce requirements

• Custom business workflows

• International expansion

Beyond development, we've helped companies improve SEO, website performance, customer experience, conversion optimisation, and long-term scalability through modern Next.js architecture.

If Any of These Sound Familiar We Should Talk

• Your website is slow and hurting conversions.

• Your marketing team can't publish content without developers.

• You're migrating away from WordPress, Webflow, Drupal, Magento, Shopify, or another legacy platform.

• You need a custom SaaS platform built around your business.

• You're building an AI product and need a modern frontend.

• You need a scalable headless CMS implementation.

• You want to modernise your ecommerce platform.

• You need custom APIs and third-party integrations.

• You're expanding internationally and need scalable architecture.

• You need a long-term technical partner—not just a one-time development agency.

Every project we take on is treated as a commercial problem first and a technical one second.

We don't just build Next.js applications.

We build high performance digital platforms that improve organic visibility, maximise conversions, accelerate business growth, and give your company a long term competitive advantage.

2. NXT GEN WEB

NXT GEN WEB is a San Antonio-based web development agency that specializes in building modern, high-performance websites using technologies such as Next.js and React. The agency helps startups, small businesses, and enterprise clients create responsive, SEO-friendly digital experiences tailored to their business goals. With expertise in custom web development, headless CMS integrations, and performance optimization, NXT GEN WEB delivers scalable solutions that enhance user engagement and support long-term growth.

Key Services

• Custom Next.js Development

• React Web Application Development

• Headless CMS Integration

• Custom Website Development

• API & Third-Party Integrations

• UI/UX Design

• Performance & SEO Optimization

• Ongoing Maintenance & Technical Support

3. Hexxen

Hexxen is a technology and digital product agency that helps businesses build scalable web applications using modern frameworks such as Next.js, React, and Node.js. The agency partners with startups, mid-sized businesses, and enterprise organizations to develop secure, high-performance digital solutions that prioritize speed, usability, and long-term scalability. With expertise in headless architecture, cloud technologies, and custom software development, Hexxen delivers Next.js solutions tailored to complex business requirements.

Key Services

• Custom Next.js Development

• React Web Application Development

• Enterprise Software Development

• Headless CMS Integration

• API & Third-Party Integrations

• Cloud & DevOps Solutions

• Performance & SEO Optimization

• Ongoing Maintenance & Technical Support

Final Thoughts

Next.js has become one of the leading frameworks for building fast, SEO-friendly, and scalable websites and web applications. Whether you're launching a corporate website, SaaS platform, headless CMS, or enterprise application, partnering with an experienced Next.js agency ensures your project is built using modern best practices for performance, flexibility, and long-term success.