Customer-Facing Web Applications
Web App Development Services
We build custom web applications that solve real problems. A USA-based React and Next.js team since 2017. From MVPs to enterprise platforms, we've helped companies launch products used by millions.
Oleg Kalyta
Founder & AI Lead
Your Web App Timeline
Free Discovery
Test our team, no commitmentProof of Concept
Working prototype deliveredProduction Ready
Full web app deployedCommon Web Development Challenges
Here's what we help businesses overcome.
Your current website is slow, outdated, and hurting conversions
Performance-optimized apps with modern frameworks. Fast load times, better rankings.
You've been burned by agencies that disappeared after launch
Ongoing support, security monitoring, and iterative improvements included.
You don't have the in-house resources to build what you need
Senior developers and architects who integrate with your workflow.
Security vulnerabilities and data breaches keep you up at night
Secure coding from day one. OWASP compliance, encryption, proper authentication.
Your systems don't talk to each other, creating manual work
API development connecting CRMs, payment processors, ERPs, and legacy systems.
You need to launch quickly but can't sacrifice quality
Bi-weekly sprints with tested, production-ready releases.
Why Companies Choose Our Web App Development Services
We've been building web applications since 2014. That experience shows in faster delivery, fewer bugs, and applications that actually work in production.
Ship faster without cutting corners
We've been building web apps since 2014. That experience translates to fewer surprises, better estimates, and code that doesn't need to be rewritten six months later. You get speed from knowing what works, not from skipping steps.
Technology that ages well
React, Next.js, Node.js, PostgreSQL. We stick to technologies that have proven themselves in production at scale. Your app won't be stuck on a framework that's abandoned next year. It'll be built on a stack with strong community support and a clear future.
Full-cycle ownership
From first conversation to ongoing support, we handle the entire lifecycle. Design, development, testing, deployment, maintenance. You don't need to coordinate between multiple vendors or worry about handoffs. One team, accountable for everything.
Built to scale when you need it
The architecture handles growth. Whether that's 100 users or 100,000. We've built apps that went from MVP to millions of users without requiring complete rewrites. Scaling is planned from the start, not bolted on as an afterthought.
Web App Development Services
Full-cycle development from planning through launch and beyond. We handle everything so you can focus on your business.
Custom Web App Development
We build web applications from scratch, tailored to how your business actually works. Not templates, not generic solutions. Every feature, workflow, and integration is designed around your specific requirements. Whether you're replacing spreadsheets with something that scales or building a product that'll serve millions of users, the architecture is built for your use case.
React & Next.js Development
React is our bread and butter. We've been working with it since 2017 and have built everything from simple dashboards to complex SaaS platforms. Next.js gives us server-side rendering, static generation, and API routes out of the box, which means faster load times and better SEO without the usual trade-offs.
SaaS Development
SaaS applications need multi-tenancy, subscription billing, usage tracking, and the kind of reliability that keeps paying customers happy. We've helped startups launch MVPs that attracted investment and helped established companies modernize their legacy products. The tech stack is chosen to minimize hosting costs while maximizing performance.
API Development & Integration
Your web app needs to talk to other systems. CRMs, payment gateways, ERPs, third-party services. We design and build APIs that are well-documented, secure, and actually pleasant to work with. RESTful endpoints, GraphQL when it makes sense, webhook integrations for real-time updates.
UI/UX Design & Prototyping
Good design isn't about making things pretty. It's about making sure users can actually accomplish what they came to do. We create wireframes and interactive prototypes before writing a single line of code, so you can test ideas with real users and catch problems early, when they're cheap to fix.
Progressive Web App Development
PWAs bridge the gap between web and mobile. They work offline, send push notifications, and feel like native apps without the app store hassle. We build progressive web apps that load fast on slow connections, install on home screens, and update automatically. Good fit when you need mobile reach without maintaining separate iOS and Android codebases.
Web Portal Development
Customer portals, partner portals, self-service platforms. We build web portals that give users access to what they need without drowning your support team in requests. User management, dashboards, document sharing, workflow automation, all connected to your existing systems through secure APIs.
Performance Optimization
Slow web apps lose users. We optimize everything that affects load time: image compression, code splitting, lazy loading, CDN configuration, database queries. Core Web Vitals aren't just metrics to us. They're the difference between users who stay and users who bounce.
Maintenance & Support
Launching is just the beginning. Dependencies need updates, security patches need applying, and bugs need fixing. We provide ongoing support that keeps your web app running smoothly, with monitoring, regular updates, and quick response times when something goes wrong.
Enterprise Web Applications
Enterprise projects come with their own set of challenges: SSO integration, role-based access, audit logs, compliance requirements. We've built internal tools for companies with 500+ employees, where downtime costs real money. The architecture handles complex workflows, integrates with existing systems, and scales as the organization grows.
Launch Stories
Real projects, real results. Here are some of the web applications we've developed for our clients.

Rocket League Garage
Gaming Platform
Trading Platform for Gamers
A trading and community platform for Rocket League players. 5M+ monthly active users, real-time trading, user-generated content, and the kind of scale that tests every assumption about performance.
Discover case study

Raisal
FinTech
Commercial Mortgage Marketplace
Online commercial mortgage marketplace connecting borrowers to a vast network of lenders. React/Redux dashboard with reusable components and universal data handling. Later acquired by Iuvity.
Discover case study

BeautyAdvisor
AI & Beauty
AI-Powered Skincare Platform
Personalized skincare recommendations powered by AI. Users upload photos, get skin analysis, and receive product suggestions. Web app handles complex image processing and ML inference at scale.
Discover case study
Get a Free Project Assessment
Share your idea. We'll give you a realistic timeline, ballpark estimate, and honest feedback.

Web Application Types
Internal Business Applications
B2B SaaS Platforms
Web Portals & Dashboards
Content Management Systems
Data-Driven Web Applications
The Tech Stack
Modern, proven technologies chosen for performance, maintainability, and long-term support. No experimental frameworks that might be abandoned next year.
Frontend
React
Next.js
TypeScript
Redux
Tailwind CSS
React
Next.js
TypeScript
Redux
Tailwind CSS
React
Next.js
TypeScript
Redux
Tailwind CSS
React
Next.js
TypeScript
Redux
Tailwind CSS
React
Next.js
TypeScript
Redux
Tailwind CSS
React
Next.js
TypeScript
Redux
Tailwind CSS
Backend
Node.js
Express
PostgreSQL
MongoDB
Redis
Node.js
Express
PostgreSQL
MongoDB
Redis
Node.js
Express
PostgreSQL
MongoDB
Redis
Node.js
Express
PostgreSQL
MongoDB
Redis
Node.js
Express
PostgreSQL
MongoDB
Redis
Node.js
Express
PostgreSQL
MongoDB
Redis
Cloud & DevOps
AWS
Vercel
Docker
GitHub Actions
AWS
Vercel
Docker
GitHub Actions
AWS
Vercel
Docker
GitHub Actions
AWS
Vercel
Docker
GitHub Actions
AWS
Vercel
Docker
GitHub Actions
AWS
Vercel
Docker
GitHub Actions
APIs & Integration
REST APIs
GraphQL
Stripe
Auth0
REST APIs
GraphQL
Stripe
Auth0
REST APIs
GraphQL
Stripe
Auth0
REST APIs
GraphQL
Stripe
Auth0
REST APIs
GraphQL
Stripe
Auth0
REST APIs
GraphQL
Stripe
Auth0
Our Web Application Development Process
Industry Expertise
We've built web applications across a range of industries. Each comes with its own requirements, and we bring that domain knowledge to every project.
FinTech & Financial Services
Healthcare & Wellness
eCommerce & Retail
Real Estate & PropTech
Logistics & Supply Chain
Gaming & Entertainment
Sports & Fitness
Startups & Scaleups
Web Application Development Cost
Honest pricing based on real projects. These ranges reflect what custom web app development actually costs when done properly.
Simple App
Startups validating product-market fit
$20,000 – $30,000
6-8 weeks
- Custom web application development
- Responsive design (desktop, tablet, mobile)
- Core feature set (5-8 screens)
- Basic backend & API
- User authentication
- Deployment & hosting setup
- 30 days post-launch support
For startups testing an idea or businesses wanting to validate market demand before full investment. Core features only, designed to learn fast.
Standard App
Product launches, established businesses
$40,000 – $60,000
8-12 weeks
- Full feature set (15-25 screens)
- Custom backend & integrations
- Advanced UI/UX design
- Admin panel
- Multiple third-party integrations
- Analytics & reporting
- 30 days post-launch support
Full-featured web app with polished design and robust backend. Suitable for launching a production product that needs to compete in the market.
Complex App
Large organizations, regulated industries
$80,000 – $120,000
12-16 weeks
- Complex backend architecture
- Enterprise integrations (ERP, CRM)
- Advanced security & compliance
- Multi-tenant architecture
- Custom analytics & reporting
- High availability setup
- Extended support options
Complex applications with advanced features, multiple user roles, third-party integrations, and enterprise-grade security.
Ready to Build Your Web Application?
Start with a free discovery week. We'll analyze your project, deliver a detailed plan, and build a proof of concept — before you commit to anything.

Why Work With ProductCrafters
Not every development company is the right fit. Here's what makes us different.
10+ years building web applications
React specialists since 2017
Products with millions of users
Transparent process, no surprises
What Founders Say
Transparent pricing based on project scope and complexity.
Here's what typical ML initiatives cost based on projects we've delivered.
What most impressed me about ProductCrafters was their dedication to my project and understanding of our goals. They were very honest and transparent throughout the entire process.
They were flexible, and it was easy to work with them on a day-to-day basis. Their brilliant ideas were critical to the project success.

Out of over 40 applicants, we selected ProductCrafters based on their experience, technical expertise, and cost estimate. The team showed deep technical expertise, a strong work ethic, and honesty.

The team has honest billing practices and creates incredible value for the cost. Working with ProductCrafters has saved us hundreds of thousands of dollars compared to domestic firms.

The quality of their code makes them a valuable partner. They thought holistically about solutions and brought up all-encompassing ideas.

Their insightful advice has maximized the application's performance. We're actually learning things from ProductCrafters that we can adapt and use in other applications.
What most impressed me about ProductCrafters was their dedication to my project and understanding of our goals. They were very honest and transparent throughout the entire process.
They were flexible, and it was easy to work with them on a day-to-day basis. Their brilliant ideas were critical to the project success.

Out of over 40 applicants, we selected ProductCrafters based on their experience, technical expertise, and cost estimate. The team showed deep technical expertise, a strong work ethic, and honesty.

The team has honest billing practices and creates incredible value for the cost. Working with ProductCrafters has saved us hundreds of thousands of dollars compared to domestic firms.

The quality of their code makes them a valuable partner. They thought holistically about solutions and brought up all-encompassing ideas.

Their insightful advice has maximized the application's performance. We're actually learning things from ProductCrafters that we can adapt and use in other applications.
Recognition
Trusted by Industry Leaders


FaQ
How much does custom web app development cost?
Costs vary based on scope. Simple web applications (MVP, 5-8 screens) typically range from $20,000 to $30,000. Standard applications with full features, integrations, and admin panels run $40,000 to $60,000. Complex enterprise-grade applications with multi-tenant architecture and advanced security typically cost $80,000 to $120,000. The main cost drivers are feature complexity, number of integrations, design requirements, and compliance needs.
How long does it take to develop a custom web application?
Timeline depends on complexity. A straightforward MVP might take 8-12 weeks. A full-featured SaaS platform could take 4-6 months. Enterprise applications with extensive integrations often run 6-12 months. The discovery phase usually takes 1-2 weeks, design 2-3 weeks, and development makes up the bulk of the remaining time. We work in 2-week sprints with regular demos, so you see progress throughout rather than waiting until the end.
Do you offer web app development services for startups?
Absolutely. Startups are a big part of what we do. We understand the constraints: tight budgets, uncertain requirements, and the need to move fast without accumulating technical debt. We've helped startups build MVPs that attracted seed funding, and we've helped funded startups scale their products to handle growth. The approach is different from enterprise work. More iteration, faster decisions, leaner solutions. We're set up to work that way.
What technologies do you use for web application development?
Our core stack is React and Next.js on the front-end, Node.js on the back-end, with PostgreSQL as the primary database. We also use TypeScript for type safety, Redis for caching, and deploy to AWS or Vercel depending on the project needs. For specific use cases, we work with GraphQL, MongoDB, and various third-party APIs. The stack is chosen for reliability, performance, and long-term maintainability, not just what's trendy.
Do you build SaaS web applications?
SaaS development is one of our specialties. We've helped startups launch products and helped established companies modernize their offerings. SaaS projects involve multi-tenant architecture, subscription billing (usually via Stripe), user management, usage tracking, and the kind of reliability that keeps paying customers happy. We understand the business model considerations, like building for self-serve onboarding and minimizing support burden.
What happens after the web application is launched?
Launch is just the beginning. We offer ongoing maintenance and support that includes monitoring, regular updates, security patches, bug fixes, and feature additions. Most clients continue working with us because they need the app to evolve as their business changes. We track performance metrics, respond quickly to issues, and plan improvements based on real usage data. The application gets better over time, not just maintained.
How do you ensure web application security?
Security is built in from the start, not bolted on later. We follow OWASP guidelines, implement proper authentication and authorization, encrypt sensitive data, and validate all user inputs. SSL/TLS is mandatory. We conduct code reviews with security in mind, keep dependencies updated, and can perform security audits on request. For applications handling sensitive data, we implement additional measures like audit logging, intrusion detection, and compliance-specific requirements.
Can you integrate the web app with existing systems?
Yes, integration is a core part of what we do. We connect web applications to CRMs like Salesforce and HubSpot, ERPs, payment gateways like Stripe, communication tools, databases, and custom internal systems. We build and document APIs, handle authentication between systems, and ensure data flows reliably. Whether it's pulling data from legacy systems or pushing updates to third-party services, we design integrations that work reliably in production.
What is the difference between a website and a web application?
Websites are primarily informational. They display content that users read. Web applications are interactive tools that users work with. A company website tells you about the business. A web application lets you manage inventory, process orders, or track projects. The technical difference is in complexity: web apps require user authentication, database operations, business logic, and often real-time updates. They're built to do things, not just show things.
What are web app development services?
Web app development services cover the entire process of building web-based applications, from initial planning and design through development, testing, and deployment. This includes front-end development (what users see and interact with), back-end development (servers, databases, APIs), and the integrations that connect everything together. Unlike simple websites, web applications handle complex logic, user authentication, data processing, and interactive features. The scope typically includes requirements analysis, UI/UX design, coding, quality assurance, and ongoing maintenance.
Can you develop enterprise web applications?
Absolutely. We've built internal tools and customer-facing platforms for mid-size and large companies. Enterprise projects typically involve SSO integration, role-based permissions, audit logging, and connections to existing corporate systems like ERPs and CRMs. We understand the security requirements, compliance considerations, and scalability needs that come with enterprise deployments. The architecture is designed to handle the complexity without becoming unmaintainable.
Do you offer progressive web app (PWA) development?
Yes, we build progressive web apps that work offline, send push notifications, and install on home screens like native apps. PWAs are a good choice when you want mobile-like functionality without the overhead of maintaining separate iOS and Android apps. They load fast on slow connections, update automatically, and avoid app store approval processes. We implement service workers, caching strategies, and the manifest files that make PWAs work properly across devices.
How do you handle web app performance and scalability?
Performance is considered from the first architecture decisions. We implement caching, optimize database queries, use CDNs for static assets, and write efficient code. Load testing happens before launch to identify bottlenecks. The infrastructure is designed to scale horizontally when traffic grows. We've built applications that handle millions of users, so we know what it takes to maintain responsiveness under load.
Can you redesign or modernize an existing web application?
Yes, we take on modernization projects. Sometimes that means a complete rebuild with modern technologies. Sometimes it means incremental improvements to an existing codebase. We assess what you have, identify what's worth keeping versus what needs replacing, and create a migration plan that minimizes risk. The goal is usually better performance, maintainability, and user experience without losing the functionality that already works.
Start Your Project Risk-Free

Your Free Trial Sprint
Meet your team
Slack channel, assigned developer, daily standups. First code committed to your GitHub.Working prototype delivered
Technical spike or prototype complete. Architecture + budget roadmap for the full build.You keep everything. Zero cost. Zero commitment.

Oleg Kalyta
Founder & AI Lead- 1.You submit—We review within 24 hours
- 2.15-minute scoping call—We align on trial goals
- 3.Developer assigned—Within 48 hours
- 4.Working code in your repo—By end of Week 1
Web App Development for Startups
Building your first product? We've helped dozens of startups go from idea to funded company. Here's our approach to startup web development.
MVP development that validates fast
Investor-ready architecture
Budget-conscious choices
Iteration-friendly development
Full-stack ownership
Enterprise Web Application Development
Building for a larger organization? Enterprise projects come with their own requirements. Here's how we handle them.
SSO and identity management
Compliance and audit trails
High availability architecture
Complex integrations
Scalable performance






