A Tailwind design system for a SaaS site
Research-led product design and a design system that makes every screen faster to build.
-50% Build Time
View Case Study
FRONTEND DEVELOPMENT (HTML5, CSS3, JAVASCRIPT, JQUERY, BOOTSTRAP & TAILWIND)
Pixel-Perfect Frontends That Work Everywhere.
HTML5, CSS3, JavaScript, jQuery, Bootstrap and Tailwind CSS. Clean, accessible, responsive code from any design.
- HTML5 & CSS3
- JavaScript & jQuery
- Bootstrap
- Tailwind CSS
Pixel-perfect builds
0
%
Figma to code
Responsive & accessible
0
%
Pixel-perfect builds
Responsive & accessible
Figma to code
WHY FRONTEND
The Foundation of Every Great Website
Whatever the framework, great websites rely on clean HTML, smart CSS and well-written JavaScript. That’s our craft.
- Semantic, accessible HTML5
- Modern CSS3 — grid, flexbox, animations
- Vanilla JavaScript and jQuery
- Bootstrap and Tailwind CSS systems
AA
WCAG accessibility
EVERYTHING FRONTEND
Complete Frontend Services
From the first build to long-term support, one team covers every frontend need.
HTML5 Development
Semantic, SEO-friendly markup.
- Semantic structure
- Accessibility (ARIA)
- SEO-ready markup
CSS3 Development
Beautiful, responsive styling.
- Grid & Flexbox
- Animations
- Cross-browser
JavaScript Development
Interactive features done right.
- Vanilla ES2024+
- DOM interactions
- Performance
jQuery Development
Enhance and maintain jQuery sites.
- Plugins & widgets
- Legacy maintenance
- jQuery → vanilla JS
Bootstrap Development
Fast, consistent responsive layouts.
- Bootstrap 5
- Custom themes
- Component library
Tailwind CSS Development
Utility-first, design-system driven UI.
- Tailwind v4
- Design tokens
- Reusable components
Figma / PSD to HTML
Pixel-perfect conversion.
- Any design file
- Responsive breakpoints
- Email templates
Responsive & Cross-Browser
Works on every device and browser.
- Mobile-first
- Browser testing
- Touch-friendly
Frontend Performance
Faster pages, happier users.
- Core Web Vitals
- Asset optimization
- Lazy loading
Planning a frontend project? Get a free estimate within 48 hours.
ECOSYSTEM
Frontend Ecosystem & Integrations
The tools, extensions and integrations we use every day.
Markup & Styling
HT
HTML5
CS
CSS3
Sa
Sass
Po
PostCSS
Frameworks
Bo
Bootstrap 5
Ta
Tailwind CSS
Al
Alpine.js
jQ
jQuery
JavaScript
ES
ES2024
Ty
TypeScript
GS
GSAP
Sw
Swiper
Tooling
Vi
Vite
We
Webpack
Li
Lighthouse
Br
BrowserStack
WHY AVENIX
Why Choose Avenix for Frontend
Pixel-Perfect
Matches your design exactly.
Accessible
WCAG 2.2 AA.
Fast
Lean code, quick loads.
Responsive
Every screen size.
Clean Code
Easy to maintain.
Fast Turnaround
Quick delivery.
ENGAGEMENT MODELS
Flexible Ways to Work With Us
Fixed-Scope Project
Clear scope, timeline and price.
- Detailed estimate
- Milestone payments
- Ideal for new builds
MOST POPULAR
Dedicated Frontend Developer
A senior developer embedded in your team.
- Full-time or part-time
- Daily stand-ups
- Scale up or down monthly
Support & Maintenance
Ongoing updates, fixes and improvements.
- Monthly retainer
- Guaranteed response times
- Security & updates
HOW WE WORK
Our Frontend Development Process
01
Discover
Goals, users and requirements.
02
Plan
Architecture, scope and estimate.
03
Design
UX/UI and technical specs.
04
Develop
Agile sprints with weekly demos.
05
Test & Launch
QA, security and deployment.
06
Support
Maintenance and improvements.
CASE STUDIES
Frontend Projects We've Delivered
Real projects, real people, results you can measure.
White-label builds for a design agency
Research-led product design and a design system that makes every screen faster to build.
120+ Pages Delivered
View Case Study
Modernizing a legacy jQuery storefront
A faster, conversion-focused store built to scale with the catalog and the team.
-40% JS Size
View Case StudyINDUSTRIES
Frontend Solutions for Every Industry
TESTIMONIALS
What Our Clients Say
“Every page matched our Figma designs exactly — and loaded faster than anything we'd built before.”
Daniel Morgan
Head of Product, Northwind Retail
NORTHWIND
“From brand to website to SEO, it finally feels like one story. Leads are up 75% and our team actually enjoys working with them.”
Amara Okafor
Marketing Director, Lumora Health
Lumora
FAQS
Frontend FAQs
Can’t find what you need? Our team is happy to help.
Still have questions?
Talk to a real person, not a bot.
Do you convert Figma designs to HTML?
Yes, and it's pixel-perfect, responsive and accessible.
Bootstrap or Tailwind?
Bootstrap for quick, standard layouts. Tailwind for custom design systems. We'll tell you which fits best.
Do you still work with jQuery?
Yes. We maintain and modernize jQuery code too.
Do you test across browsers?
Yes, on real devices and all major browsers.
KEEP EXPLORING
Related Technologies & Services
UI/UX Design
Design first.
Website Performance Optimization
Faster sites.
Let's Turn Your Designs Into Code.
Tell us what you’re building and we’ll recommend an approach, timeline and team.
- Free 30-min consultation
- Reply within 1 business day
- NDA on request
Talk to Arjun & the team
Usually replies in a few hours