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Custom ecommerce website development
in Chicago

End-to-end ecommerce development in Chicago—custom websites built to scale, improve user experience, and drive online growth.

Online store ready in 4–6 weeks
CRM, payments, inventory, shipping
30–70% sales growth

Challenges we solve

Your store is more than a catalog.
It’s your main sales engine.

From new launches
to optimization — we strengthen your store, enhance marketing, and drive sales.

Need an online store
from scratch?

Built from structure to launch — ready to sell.

Traffic's coming in —
but no one's buying?

Better UX. Stronger product pages. Higher sales.

Struggling with store integrations?

Payments, warehouse, CRM,
and delivery, all connected.

Inconsistent mobile shopping experience?

Mobile-first redesign — speed, easy navigation, clean UI.

Who we work with

Startups
Launch your online store quickly — with a focus on MVP, lean features, and ideas validation.
  • MVP store in 4–6 weeks
  • Simple CMS and UX-first approach
  • Analytics and payment systems
Launch MVP
Small businesses
eCommerce websites tailored for services and local brands — built with growth in mind.
  • CRM and delivery integrations
  • SEO and advertising setup
  • Conversion-driven shopping.
Order your store
Corporations
Scalable eCommerce solutions — from product catalogs to logistics.
  • Advanced structure and filtering
  • API, ERP, and inventory
  • NDA and SLA support
Discuss your project
I already have a website — so why build a store?
Because being online isn't the same as actually selling.
An eCommerce site isn't just a storefront. It helps customers buy — and helps your business grow. Cart, payments, logistics, funnel — everything works
toward results.
That's why a store with the right structure and UX brings in more leads than a nice-looking website ever could.

What goes into building an online store

Cross-browser. Fully responsive.
From Chrome and Safari to Firefox and Edge — your store runs smoothly on all modern browsers and devices.
Mobile-ready layout
Quick load times
Business logic first
We design stores not just to look good — but to sell.
Each page guides users toward a purchase or sign-up.
Conversion-focused structure
Business-driven
Integrations
We connect everything you need — from cart
and payments to CRM and logistics.
Stable performance
Ready for marketing
Support & growth
We test, update, and improve the store — tracking results and helping you scale.
A/B testing
Sales growth

Need something different?

Let’s chat

eCommerce store pricing
in Chicago

We calculate the development cost individually — based on your goals, tasks,
and budget.

Template-based online store
~ $5,000
Custom online store with unique design
~ $25,000
Full-scale eCommerce with filtering and SEO
~ $35,000
*Final cost depends on the number of products, catalog complexity, integrations, and content setup.
Get your custom estimate

What our clients say

Michelle Vo
Marketing Director

What impressed me most was how Toimi combined design sense with technical detail. Every idea was backed up by reasoning, and they weren't afraid to challenge us if it meant a stronger outcome.

Lina Chen
Operations Director

We had a pretty complex setup request. They broke it down, kept us updated at every step, and delivered earlier than we thought possible.

Rajesh Patel
CEO

Clear process, fast approvals, no drama. Exactly how a project should run.

Piotr Kowalski
Project Manager

We'll definitely continue working together.

Stores built for your niche

We create stores that match your niche, target customers, and business needs.

  • Auto parts store
  • Bookstore
  • Pet store
  • Equipment
  • Clothing store
  • Trading company
  • Food company
Show more

Let's chat

FAQ

Didn’t find what you were looking for? Drop us a line at info@toimi.pro.

How much does it cost to build an online store in Chicago?

Pricing depends on scope. A simple store is more affordable than a custom platform with advanced features, multiple integrations, and unique design. We provide transparent estimates so you know exactly what you’re paying for.

What’s included in eCommerce development?

A standard package covers store design, product catalog, shopping cart, checkout, and payment integrations. Additional options include CRM, ERP, analytics, warehouse, and delivery systems — all tailored to your business needs.

How long does it take to launch an online store?

Timelines depend on complexity. Smaller stores can be launched relatively quickly, while full-scale eCommerce solutions with custom integrations require more time. We define milestones and testing phases upfront.

Can you integrate an online store with external systems?

Yes. We connect Chicago online stores with CRMs, ERPs, payment gateways, delivery services, and marketplaces, ensuring everything works in one seamless ecosystem.

What happens after launch?

We don’t leave you on your own. After launch, we test functionality, provide admin training, and offer ongoing support: updates, SEO optimization, analytics, and feature upgrades.

Can new features be added later?

Absolutely. eCommerce platforms are built to scale. Loyalty programs, subscriptions, customer accounts, and advanced marketing tools can be added as your business grows.

How do you ensure eCommerce security?

Every Chicago store is delivered with SSL certificates, data encryption, and secure payment integrations. For industries like healthcare or finance, we also account for compliance needs such as HIPAA and CCPA.

Do you work with small businesses and startups?

Yes. We create everything from MVP online stores for testing new ideas to full-scale platforms for SMBs entering new markets.

Can you migrate an existing store to a new platform?

Yes. We handle migrations from outdated CMSs or custom platforms, preserving your data and minimizing downtime during the switch.

Which industries in Chicago do you serve for eCommerce?

Our projects span retail, B2B sales, fashion, electronics, food delivery, healthcare, and professional services. Each store is designed with industry-specific goals and compliance in mind.

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