We’re a Wisconsin-based web development and digital design agency helping businesses stand out online. From modern websites to e-commerce and SEO solutions, SJ IT LLC combines creativity, technology, and strategy to turn ideas into powerful digital experiences.
Modern Web Development
Creative Design Focus
Founded by Sajid Jaber, SJ IT LLC began with a simple mission: help local businesses compete online without big‑agency pricing. What started with a few neighborhood projects has grown into a full‑service digital partner serving Milwaukee, West Allis, Waukesha, and beyond. We combine craftsmanship with performance, so every pixel and line of code serves your business goals.
We build modern, fast, and secure websites using a pragmatic stack—chosen for reliability, speed, and long-term maintainability.
Modern UI with component-driven patterns, strong typing, and accessibility baked in.
Hybrid SSR/SSG for fast, SEO-friendly apps.
Component model for building dynamic, reusable UIs.
Static typing that catches bugs early and simplifies refactors.
Utility-first CSS for rapid, consistent styling.
Accessible animations and micro-interactions.
Lightweight APIs with secure data access, optimized queries, and clear domain logic.
Fast JavaScript runtime ideal for APIs and services.
Minimal HTTP framework for routing and middleware.
Reliable relational database with strong indexing and JSON.
Type-safe ORM with clean schema migrations.
In-memory cache and queues for ultra-fast responses.
Flexible content models so your team can edit pages, media, and SEO without touching code.
Real-time, schema-driven headless CMS with Portable Text.
GraphQL content API for structured, federated content.
Self-hosted Node CMS with strong TypeScript support.
Hheadless CMS that lets developers query structured content via API while giving marketers an intuitive visual editor to manage pages, slices, and media.
Checkout, inventory, and catalogs integrated with Shopify and Square for smooth ops.
Secure storefronts with robust checkout and apps.
Unified POS and online catalog with payments.
Modern payments, subscriptions, and invoicing.
Zero-downtime deploys, automated previews, and global edge caching for speed anywhere.
Global edge hosting with previews and image/CDN optimizations.
CDN, DNS, and WAF to keep sites fast and protected.
Portable containers for consistent environments.
CI/CD workflows for testing and deploys.
Modern authentication with session hardening, rate-limits, and best-practice policies.
Batteries-included auth with MFA and social logins.
Flexible Next.js auth with JWTs or sessions.
Runtime schema validation for safe inputs and outputs.
Privacy-friendly analytics plus error and performance tracking to keep sites healthy.
Marketing analytics and conversion tracking.
Lightweight, privacy-friendly site analytics.
Error and performance monitoring with alerts.
Product analytics, events, and feature flags.
Unit, integration, and end-to-end tests to prevent regressions and ship confidently.
Fast, TS-friendly unit testing.
Reliable cross-browser end-to-end tests.
User-focused React testing utilities.
Consistent design systems, polished UI states, and accessible components.
Design systems and interactive prototypes.
Composable headless components styled with Tailwind.
Clean, consistent icon set for React.
Unified icon API for thousands of packs.
We’re not just another dev shop — we’re your technical and creative ally, focused on lasting growth.
Our builds consistently increase leads, traffic, and engagement—measured, not guessed.
You always know what’s in progress, what’s next, and when it ships—no surprises.
Built with Next.js, TypeScript, and Tailwind—scalable, fast, and future-proof.
Interfaces polished for usability, accessibility, and that subtle touch that feels right.
We act as an extension of your team—transparent, communicative, and invested.
Post-launch updates, analytics, and continuous improvements keep you ahead.
We reply fast, keep feedback loops short, and unblock decisions so projects move.
