All Services
Web & App Development

Experiences That Convert, Platforms That Scale

We build web applications and mobile experiences that load in under a second, convert visitors into customers, and handle millions of users without breaking a sweat. React, Next.js, Flutter - whatever the platform demands.

React / Next.js Web ApplicationsReact Native & Flutter Mobile AppsProgressive Web Apps (PWA)Headless CMS IntegrationPerformance OptimizationCross-Platform Solutions

Performance That Converts

Real Lighthouse audit results from a recent client build. Every metric optimized for speed, accessibility, and SEO.

Lighthouse Performance Audit
Score: 98
98
Performance
Top 1%
100
Accessibility
Perfect
95
Best Practices
100
SEO
Perfect
Largest Contentful Paint (LCP)92%
First Input Delay (FID)98%
Cumulative Layout Shift (CLS)96%
Time to First Byte (TTFB)94%

Speed Is Not a Feature. It Is the Product.

Every 100 milliseconds of load time costs you 1 percent of conversions. That is not a theory - it is a measurement Google published and our own A/B tests have confirmed across dozens of client deployments. Yet most web applications ship bloated, unoptimized, and slow. The gap between what users expect and what most teams deliver is where revenue disappears. At NyEcom, we treat performance as a first-class architectural decision, not an afterthought. Every component, every API call, every image, and every animation is budgeted against a performance target. Our Next.js applications routinely score 95+ on Lighthouse, achieve sub-1-second Largest Contentful Paint, and maintain smooth 60fps interactions even on mid-range mobile devices. We build for the user on a three-year-old phone with a spotty connection - because that user is often your highest-growth market.

Performance-First Architecture

Server-side rendering, static generation, edge caching, image optimization, code splitting, and lazy loading are not optional extras in our builds. They are foundational. Our applications deliver content from the nearest edge node, pre-render critical paths, and defer non-essential JavaScript until after the user can interact.

Conversion-Optimized Interfaces

We design interfaces that guide users toward action with clear visual hierarchy, strategic whitespace, and friction-free interaction patterns. Our builds have increased conversion rates by 35 to 65 percent over the legacy applications they replaced. Every click path is measured, tested, and optimized.

React & Next.js Web Applications

React is our core frontend framework because it offers the component model, ecosystem, and developer experience that produces maintainable, scalable applications. Next.js gives us the rendering flexibility - server components, static generation, incremental static regeneration, and API routes - to match the right rendering strategy to each page and each data requirement. We have built content-heavy marketing platforms that serve 500,000 monthly visitors with zero origin server load. We have shipped complex SaaS dashboards with real-time data visualization, drag-and-drop interfaces, and collaborative editing. We have delivered e-commerce storefronts that handle flash sale traffic spikes of 20x normal volume without latency degradation. Each project starts with the same question: what does this specific application need to do, and what is the simplest architecture that achieves it reliably?

Server Components & Edge Rendering

We leverage React Server Components to move data fetching and rendering to the server, sending minimal JavaScript to the client. Combined with edge deployment, our applications respond from the nearest point of presence - typically under 50ms for the initial server response regardless of the user's location.

Headless CMS & Content Integration

We integrate with Sanity, Contentful, Strapi, and custom CMS solutions to give your marketing and content teams full control over website content without developer involvement. Live preview, scheduled publishing, localization, and version history come standard in our CMS implementations.

Real-Time & Collaborative Features

WebSocket connections, optimistic UI updates, conflict resolution, and presence indicators. We build collaborative features that feel instant even on high-latency connections. Our real-time implementations handle 10,000+ concurrent users per instance with sub-100ms message delivery.

Mobile App Development

Native performance matters. Users can feel the difference between a well-built mobile app and a wrapped web view. We build cross-platform mobile applications with React Native and Flutter that deliver native UI components, smooth animations, and platform-specific interactions while sharing 80 to 90 percent of the business logic across iOS and Android. Our mobile development process includes deep integration with device capabilities - camera, biometrics, push notifications, offline storage, background sync, and location services. We handle the app store submission process, implement over-the-air update mechanisms, and build crash reporting and analytics from day one. Every app ships with automated testing coverage that catches regressions before your users do.

React Native & Flutter

We choose the framework that fits the project. React Native for teams with JavaScript expertise and existing web codebases. Flutter for pixel-perfect custom UI and maximum animation performance. Both deliver native experiences with a single codebase, cutting development time by 40 percent versus building separately for each platform.

Offline-First & Background Sync

Not every user has perfect connectivity. Our mobile apps work offline by default, queuing actions and syncing intelligently when the connection returns. We implement conflict resolution strategies that handle concurrent edits gracefully, ensuring data integrity without blocking the user experience.

Progressive Web Apps & Cross-Platform Strategy

Sometimes the right answer is not a native app at all. Progressive Web Apps give you installability, offline capability, push notifications, and near-native performance without the friction of app store distribution. We build PWAs that blur the line between web and native, reaching users across every device and platform with a single codebase and a single URL. Our cross-platform strategy always starts with your users and your business model. If your audience installs apps and engages daily, native makes sense. If discovery and frictionless access matter more than deep device integration, a PWA delivers faster time-to-market at lower cost. Often the right answer is both - a PWA for acquisition and a native app for retention. We help you make that decision with data, not assumptions, and we build whichever path your strategy requires.

PWA Engineering

Service workers, app manifests, cache strategies, and background sync built to production standards. Our PWAs pass all Lighthouse PWA audits and deliver experiences that users cannot distinguish from native applications. Installation rates typically reach 15 to 25 percent of regular visitors.

Design System & Component Libraries

We build shared design systems that enforce visual and interaction consistency across web, mobile, and PWA surfaces. Shared token systems for colors, typography, and spacing ensure your brand looks identical everywhere. Component libraries reduce future development time by 30 to 50 percent.

Build the Experience Your Users Deserve

Share your product vision. We will respond with a technical approach, platform recommendation, and realistic timeline - no generic proposals, just a clear path from concept to launch.