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Pixel-Perfect Architecture

Custom Themes.Built Block by Block.

Stop using generic templates. We architect high-performance, custom Shopify themes that convert visitors into loyal customers.

Start BuildingSee Blueprint
Luxe.
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Font Family
Playfair Display

The Reality Check

Why your current theme is costing you sales.

VS

The Template Trap

GENERIC_THEME_V2.zip

  • Bloated Code (3s+ Load)
  • Reliance on 15+ Apps
  • Generic 'Cookie Cutter' Design
  • Vulnerable to Hacks
  • Hard to Scale Logic

Onesita Architecture

CUSTOM_BUILD_V1.0

  • Sub-Second Load Times
  • Zero App Dependency Core
  • Unique Brand Identity
  • Enterprise-Grade Security
  • Infinite Scalability

We Don't Just Code.
We Architect.

Our modular approach ensures your store is scalable, maintainable, and lightning fast.

Liquid Mastery

Clean, semantic code.

Speed First

90+ PageSpeed scores.

Mobile Optimized

Thumb-friendly UX.

SEO Ready

Structured data built-in.

Scalable

Built for growth.

Accessibility

WCAG 2.1 compliant.

Liquid Mastery

Clean, semantic code.

Speed First

90+ PageSpeed scores.

Mobile Optimized

Thumb-friendly UX.

SEO Ready

Structured data built-in.

Scalable

Built for growth.

Accessibility

WCAG 2.1 compliant.

The Blueprint.

Our 4-step process ensures transparency and precision from the first block to the final pixel.

01

Discovery

We audit your brand and map out the user journey.

02

R&D & Design

Wireframing and high-fidelity UI mockups.

03

Development

Coding custom Liquid sections and components.

04

QA & Launch

Rigorous testing across devices and browsers.

1
2
3
4
CORE

The Inventory.

Source Code Ownership
Figma Design Files
Speed Report
SEO Audit
Video Documentation
30 Days Support
Analytics Setup
Pixel Integration
Shopify
Remix
React
Node.js
GraphQL
Prisma
PostgreSQL
Redis
AWS
Docker
Shopify
Remix
React
Node.js
GraphQL
Prisma
PostgreSQL
Redis
AWS
Docker
Shopify
Remix
React
Node.js
GraphQL
Prisma
PostgreSQL
Redis
AWS
Docker

Why Choose Onesita?

Page SpeedOnesita vs Others
95%45%
CustomizationOnesita vs Others
100%30%
SEO PerformanceOnesita vs Others
90%50%
Code QualityOnesita vs Others
100%40%
CASE STUDY: VELOUR GARMENTS

From Slow Template to
Custom Powerhouse.

+210%
Mobile Conversions
0.8s
Load Time
View Case Study
+30%
+45%
+55%
+70%
+85%
+100%

TRUSTED BY BRANDS WORLDWIDE

SHOPIFYPLUS
REACT
VERCEL

Client Feedback.

"The team at Onesita completely transformed our store. The new theme is blazing fast and our sales have doubled."

Sarah Jenkins
CEO, FashionBrand

"Finally, a developer who understands design AND performance. Our mobile conversion rate is up 210%."

Mike Ross
Founder, Velour

"They didn't just build a theme; they built a sales engine. The modular architecture makes it so easy to manage."

Jessica Lee
Marketing Dir, TechGear

Questions?

Do you use pre-made templates?
Never. We build every theme from scratch using our custom framework to ensure maximum performance and uniqueness.
How long does a custom theme take?
Typically 4-8 weeks, depending on complexity. We provide a detailed timeline during the Discovery phase.
Will I be able to edit content myself?
Yes! We build everything using Shopify's Online Store 2.0 standards, so you can easily manage content via the customizer.

Ready to Build?

Let's create a Shopify store that sets you apart from the competition.

Start Your Project