Complex web projects
Websites and web platforms with custom logic, user accounts, roles, integrations, and a purpose-built admin panel.
- Architecture
- User accounts
- Admin panel
WEB4USA.COM 2008 - 2026 © All rights reserved.
Senior Full-Stack Web Architect
We build complex digital products around business goals — from corporate websites and online stores to web apps, CRMs, mobile apps, and automated services. We design the architecture, build the frontend and backend, connect APIs and third-party services, set up server infrastructure, and bring in AI. 20+ years in web development let us own the whole project — from idea and prototype to launch and ongoing growth.
Websites and web platforms with custom logic, user accounts, roles, integrations, and a purpose-built admin panel.
SaaS products, client portals, internal tools, CRM interfaces, and other apps on React / Next.js.
iOS and Android apps with sign-in, APIs, payments, push notifications, and integration with your existing system.
Custom CRM and ERP: process automation, customers, orders, products, staff, and analytics in one system.
E-commerce: catalogs, filtering, carts, payments, shipping, customer accounts, and integrations.
AI integrations and agents, automated data processing, content generation, analytics, and routine work on autopilot.
We connect sites and apps to CRMs, ERPs, payments, and third-party APIs.
Complex WordPress builds, WooCommerce, custom plugins, ACF, APIs, optimization, and growth of existing sites.
Online calculators for pricing, materials, services, logistics, and other business inputs.
Multi-step forms, requests, sign-in, user roles, and private sections.
Data from APIs, open sources, and external systems — processed, structured, and kept up to date automatically.
We remove manual work: workflows, triggers, notifications, and data sync between services.
Smart search, advanced filters, and search across attributes, catalogs, and databases.
Dashboards, reports, charts, and KPIs for running the business.
Faster frontend and backend, database tuning, caching, CDN, and bottleneck hunting.
We find and fix issues in PHP, JavaScript, WordPress, integrations, and on the server.
Linux, Nginx, PHP, databases, SSL, deployment, backups, and monitoring.
We pick a domain, server, or hosting plan for your goals, load, and budget, then set up DNS, SSL, email, and the environment.
DNS records, SSL, business email, and addresses like info@yoursite.com.
CDN, DNS, caching, WAF, access rules, and attack protection.
Moving sites and apps between servers, hosts, and platforms without losing data.
Authentication, private sections, roles, access restrictions, and content protection.
Life after launch: updates, monitoring, improvements, and a roadmap for the project.
Tools
Tools that help you make decisions, find growth opportunities, and save time.
A technical check of the site, architecture, speed, security, and key issues.
Indexing, structure, technical SEO, content, and search visibility.
Compare prices, offers, and specs of products or services across chosen sources.
A first estimate of what a website, app, or digital service will cost, based on project inputs.
Finding and qualifying potential clients for a specific service or line of business.
Open buying signals and potential clients in public sources and competitors' channels — legally available information only.
Competitors' sites, offers, products, pricing, and digital channels.
Deep review of architecture, code, server infrastructure, integrations, and technical risks.
Describe the task — we'll design a solution for your project.