Building and scaling web apps in 2025 can be tough
If you're integrating complex systems, adding AI/ML, or moving away from outdated tech, existing project setups or conflicting internal priorities can cause delays and only increase tech debt.
Choosing an external engineering partner without experience in these areas can lead to bad choices that compound, delays, and extra costs.
At STX Next, we excel at creating scalable and maintainable solutions, smoothly integrating into your existing setup. We design them to handle any complex needs and grow with you.
Tell us about your web app development needs
Our web developers can join your project in under 2 weeks and immediately start delivering secure, scalable solutions.
Custom Web Applications
Our approach goes beyond basic CRUD applications to create complex, high-availability systems customized for your unique business processes. We design sophisticated data models, implement detailed business logic, and provide strong error handling for mission-critical applications.
Scalable SaaS & Multi-Tenant Platforms
We build SaaS products from the ground up to ensure exponential growth and strong security. Our expertise includes effective tenant isolation, resource management, metering and billing integrations, and creating architectures that support growing feature sets without sacrificing performance.
High-Performance eCommerce Engines
Handling more than the standard storefront, we build custom eCommerce frameworks with advanced inventory management, dynamic pricing strategies, complex promotion rules, and seamless ERP/PIM/WMS integration for retailers handling high volumes.
Legacy Web Systems Modernization
We don't just lift-and-shift; we strategically disentangle monolithic applications to migrate core functionalities to modern, microservices-based architectures on Cloud platforms. Our approach involves a deep analysis, phased rollouts, and ensuring minimal disruption, all while improving maintainability, scalability, and security.
AI/ML in Web Applications
With a solid foundation in Python and AI/Data engineering, we integrate machine learning models, such as recommendation engines and predictive analytics, into your web applications, adding intelligent features that translate to real-world benefits.
Inclusive & Accessible Web Solutions
We incorporate accessibility best practices in compliance with standards like the Web Accessibility Directive and WCAG 2.1, ensuring your applications reach a wider audience. Our commitment to inclusion helps prevent legal risks, fosters user trust, and opens your business to new opportunities by welcoming individuals of all abilities.
Complex API Ecosystems
Designing and implementing secure, well-documented API gateways and microservices is our forte. We offer smooth and reliable data exchange between systems, mobile clients, and third-party integrations, improving overall system harmony.
Some of the web app development
projects we've delivered:
Taking personalization to the next level
In a bid to expand their custom pet services, Tails.com turned to STX Next for the Republic of Cats launch. We developed three apps, driving improved user experiences and operational efficiency for a new market of feline enthusiasts.
ecommerce
Web Applications built for your Industry
At STX Next, we offer you expert web solutions support. Our adaptable web app development services are tailored to meet unique challenges of various industries, no matter the complexity, data, or scale. Explore some sectors from our portfolio:
Finance
When it comes to handling money, there's no room for error. We help financial players stay sharp and secure with our tailored web solutions.
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Healthcare
The way we see it, healthcare should be accessible, secure, and smart. Our web revamps aim to do just that.
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SaaS
SaaS platforms need to keep pace with growth without breaking a sweat. That’s where we step in.
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eCommerce
Click, buy, repeat. That’s the experience we aim to deliver with our innovative eCommerce solutions.
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Manufacturing
Education
Learning should be engaging and accessible, no matter where or how it happens. Our solutions get straight A's.
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Finance
When it comes to handling money, there's no room for error. We help financial players stay sharp and secure with our tailored web solutions.
Spotting fraud before it happens
With our AI-driven analytics, financial institutions can catch fishy transactions and keep fraudsters at bay.
Building safe havens for users
Develop secure, user-friendly banking platforms that protect every click and keystroke, making customers feel at ease.
Smooth sailing between systems
Set up smooth API integrations so your systems and third-party apps talk without a hitch, making your workflow a walk in the park.
Healthcare
The way we see it, healthcare should be accessible, secure, and smart. Our web revamps aim to do just that.
Your health in your hands
Create personalized portals where patients can easily check up on their medical records and appointments, without the hassle.
Smarter diagnostics, better outcomes
Equip healthcare providers with AI tools that offer timely insights, lending a hand in patient diagnosis and care.
Breaking down barriers
Ensure telehealth platforms are user-friendly for everyone, meeting high accessibility standards and ensuring no patient is left out.
SaaS
SaaS platforms need to keep pace with growth without breaking a sweat. That’s where we step in.
Growing with you, seamlessly
Create SaaS platforms that expand effortlessly and securely as your client base grows, keeping everything neat and tidy.
Billing made simple
Integrate smart metering and billing systems so you can focus on delivering, not dollar chasing.
Backend that’s got your back
Develop strong backend systems that keep your SaaS product flowing like a well-oiled machine.
eCommerce
Click, buy, repeat. That’s the experience we aim to deliver with our innovative eCommerce solutions.
Keep your stock organized
Implement advanced inventory management so your stock levels are more accurate than ever.
Flexible pricing, happy customers
Develop adaptive pricing tools that let you adjust prices on the fly, always staying a step ahead of the market.
Retail harmony
Seamlessly connect ERP, PIM, and WMS, turning complex sales processes into a symphony of efficiency.
Manufacturing
Manufacturing moves fast, and your tech should keep up without skipping a beat.
Streamlining production
Build web apps that keep an eye on production lines, making sure everything’s running as smooth as silk.
Supplier talk made easy
Set up APIs that make data exchange a breeze so that manufacturers and suppliers are always in sync.
Real-time insights
Set up APIs that make data exchange a breeze so that manufacturers and suppliers are always in sync.
Education
Learning should be engaging and accessible, no matter where or how it happens. Our solutions get straight A's.
Tailored learning journeys
Design custom LMS platforms that cater to every educational style, making learning a breeze.
Open for everyone
Create educational portals with top-notch accessibility, welcoming students of all abilities with open arms.
Academic insights at your fingertips
Use AI to provide educators with the predictive insights they need, helping to guide each student’s progress.
