Shopify Plus Expertise
Custom App Integrations
Shopify stores built for growth Engineered for scale.
We create Shopify experiences that perform now and scale later, from custom storefronts to complex integrations.
Headless Commerce
Ongoing Technical Support
Development isn't just writing code.
Most Shopify stores launch quickly, then become difficult to manage as traffic, products, orders and integrations increase. We approach every build with architecture in mind – data structures, integration points and scale decided before a single line of code is written.
FOCUS
D2C commerce
PLATFORM
Shopify & Shopify Plus
APPROACH
Built to Scale
We build Shopify stores with long-term growth in mind.
That means clean code, maintainable structures, and no shortcuts that create technical debt down the road.
Every type of Shopify build, handled end to end.
Full-spectrum Shopify development from setup to enterprise migrations, by a Shopify development company in Mumbai.
Custom Shopify Store Development
Pixel-perfect storefronts built from scratch, designed to convert and engineered to last.
ONLINE STORE 2.0
LIQUID
SECTION LIBRARY
Shopify Plus Development
Enterprise-grade implementations with advanced checkout customization, functions and flows.
CHECKOUT EXTENSIONS
FUNCTIONS
FLOW
Multi-Store & International
Multi-region and multi-currency stores with localized experiences and unified management.
MARKETS
LOCALISATION
MULTI-CURRENCY
Platform Migrations
Zero-data-loss migrations from WooCommerce, Magento and BigCommerce to Shopify.
URL MAPPING
301 ARCHITECTURE
ZERO DOWNTIME
Custom Shopify Apps
Bespoke apps that extend Shopify’s capabilities to match your exact business logic.
PRIVATE APPS
ADMIN API
APP CONSOLIDATION
ERP, API & Headless Commerce
Deep integrations with ERPs, inventory systems and Hydrogen-based headless frontends.
ERP / 3PL
STOREFRONT API
HYDROGEN
Integration options across email, loyalty, reviews, shipping, support and ERP
Whatever your store runs on, we plug it in.
From marketing and helpdesk tools to ERPs and custom APIs — if it connects to Shopify, we’ve likely built it before. We work with what your team already runs, and flag when a tool is costing more than it returns.
Marketing & email
Reviews & loyalty
Support & helpdesk
Shipping & fulfillment
ERP & inventory
Subscriptions
What changes when you hire a Shopify company.
Both can build a store. The difference shows up after launch.
COMMON
Freelancer Developer
CLICK400
Shopify Agency
Shopify Partner status
Rare
Shopify Partner status
Verified
Post-launch support
Not guaranteed
Post-launch support
1 year included
Backup if unavailable
None
Backup if unavailable
Full Team
What changes when you hire a Shopify company.
Both can build a store. The difference shows up after launch.
COMMON
Freelancer Developer
Shopify Partner status
Rare
Post-launch support
Not guaranteed
Backup if unavailable
None
click400
Shopify Agency
Shopify Partner status
Verified
Post-launch support
1 year included
Backup if unavailable
Full Team
Support doesn't, end at launch.
Every Shopify build ships with a full year of complimentary support – bug fixes, performance checks and priority response, at no extra cost. Most agencies stop at 30 days. We don’t.
Bug fixes
Performance monitoring
Priority response
Security patches
Minor content updates
Uptime checks
1 Year
Complimentary post-launch support included with every build
A structured build, start to finish.
Six stages from discovery to post-launch monitoring — so you always know where things stand.
01
Discovery
Understanding your brand, goals, integrations, and technical requirements before anything else.
02
Solution Architecture
Mapping store structure, data models, and integration points into a clear technical blueprint.
03
UI/UX Implementation
Building the storefront with a focus on conversion, accessibility, and brand consistency.
04
Backend Engineering
Integrations, custom apps, and logic — all built clean and documented.
05
QA & Performance Testing
Thorough testing across devices, browsers, and load scenarios before go-live.
06
Launch & Monitoring
Smooth launch coordination with real-time monitoring and rapid response support.
Work created at moments where change
becomes inevitable by design.
Work created at moments where change becomes inevitable by design.
Picante
UI/UX Design + Web Development
Rohan Enterprises
UI/UX Design + Web Development
Two Kind
UI/UX Design + Web Development
Manish Cosmetics
UI/UX Design + Web Development
Sruti Dalmia
UI/UX Design + Web Development
Zettix
UI/UX Design + Web Development
Numbers That Speak for Themselves.
Shopify Select Partner
Vetted for technical excellence
150+ stores built
We design for real commerce
4.8x avg. conversion lift
Design that moves the numbers
Research Before Pixels
Decisions backed by data, not taste
Trusted by the people who built the brand.
"The team helped us craft a bold ecommerce experience that perfectly matched our brand personality while improving customer engagement."
"Click400 helped modernize our digital presence with an experience that aligned with our evolving business vision and customer expectations."
"Our website now reflects the premium quality of our stone collections—and more importantly, it drives serious customer inquiries."
"Click400 helped us translate our luxury brand into a seamless digital shopping experience that feels as refined as our collections."
Everything You Need to Know.
UX is how the store works and flows; UI is how it looks. We do both, so they work together.
Shopify is our core expertise, but our design approach goes beyond the platform. We create conversion-focused UI/UX and digital experiences tailored to your brand, audience, and business goals.
Yes. We can redesign your existing store to improve its visual experience, usability, mobile responsiveness, and conversions—while retaining what already works for your brand.
Yes. We deliver clean, organized, developer-ready design files with clear layouts, components, styles, and responsive states to make development smooth and efficient.
Yes. We can create a scalable design system with reusable components, typography, colors, buttons, spacing, and UI patterns to keep your store consistent and make future updates easier.