FixIT
E-commerce & Marketplace Development — hero illustration
Our industries

E-commerce & Marketplace Development

We're an e-commerce development company for the parts a store platform doesn't cover — multi-vendor marketplaces, B2B ordering, and commerce built into a product rather than bolted beside it.

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E-commerce and marketplace development

Five kinds of commerce we build — mostly the ones a store platform makes difficult.

B2B Commerce

Contract pricing, approval flows, credit terms and reorder history. Retail checkout logic breaks the moment a purchase needs someone's sign-off.

Headless Storefronts

A Next.js front end on top of Shopify, BigCommerce or your own API — for when the platform is fine but the storefront is the limiting factor.

Commerce Inside a Product

Checkout, plans and payments built into an app that isn't a shop. Buying is a feature here, not the destination.

Payments & Order Operations

Payment providers, tax, refunds, split payouts and everything that happens after the order — the half that decides whether support drowns.

Multi-Vendor Marketplaces

Two sides, two dashboards, one set of rules — onboarding, listings, commissions and payouts. Most of the work is on the seller side nobody sees.

B2B Commerce

Contract pricing, approval flows, credit terms and reorder history. Retail checkout logic breaks the moment a purchase needs someone's sign-off.

Headless Storefronts

A Next.js front end on top of Shopify, BigCommerce or your own API — for when the platform is fine but the storefront is the limiting factor.

Commerce Inside a Product

Checkout, plans and payments built into an app that isn't a shop. Buying is a feature here, not the destination.

Payments & Order Operations

Payment providers, tax, refunds, split payouts and everything that happens after the order — the half that decides whether support drowns.

Multi-Vendor Marketplaces

Two sides, two dashboards, one set of rules — onboarding, listings, commissions and payouts. Most of the work is on the seller side nobody sees.

B2B Commerce

Contract pricing, approval flows, credit terms and reorder history. Retail checkout logic breaks the moment a purchase needs someone's sign-off.

Headless Storefronts

A Next.js front end on top of Shopify, BigCommerce or your own API — for when the platform is fine but the storefront is the limiting factor.

Commerce Inside a Product

Checkout, plans and payments built into an app that isn't a shop. Buying is a feature here, not the destination.

Why us?

Why choose us?

In commerce every bug has a price tag. That changes how you build and how you release.

Checkout Is Treated Differently

The path from cart to confirmation gets the most testing and the most
careful releases. Everything else can wait for tomorrow; that can't.

Checkout Is Treated Differently

Built for the Busy Day

Sale days, launches and campaigns are when the store is worth the most and
breaks the most. Load is planned for, not discovered.

Built for the  Busy Day

The Operations Side Is Real Work

Refunds, partial shipments, tax and payouts decide whether your team spends the week selling or firefighting in the admin panel.

The Operations  Side Is Real Work
We build with your goals at the center
Discovery and strategy step icon
Design and prototype step icon
Development step icon
QA and testing step icon
Launch and support step icon
01Discovery & Strategy
02Design & Prototype
03Development
04QA & Testing
05Launch & Support
Our Process

How we build

The same five steps as any product build — with checkout tested
 hardest and released most carefully.

FAQ

Frequently asked questions

What people ask before building something that takes money.

Still have questions? →

A headless storefront over an existing platform is a different order from a multi-vendor marketplace with payouts. Integrations — payment, tax, shipping, ERP — are usually the largest line. We scope after discovery and give a fixed number for a defined set of features.

Clients

Client reviews

Real feedback from businesses we've had the pleasure to work with.What it's like to work with us, in the words of the people who have.

Reliable, fast and self-directed. Roman took Figma designs and backend contracts and turned them into working, tested features with very little hand-holding, kept the codebase organized as it grew, and set up the CI, crash reporting and analytics that let a small team ship with confidence.

Verified client
Mobile App Development
5.0 via Clutch

FixIT Soft's work reduced the client's development time by 30% and enhanced operational efficiency and cost-effectiveness. The team delivered milestones on time, was responsive to the client's needs, and communicated clearly and proactively. The team's holistic approach and expertise stood out.

Verified client
Mobile App Development
5.0 via Clutch

FixIT Soft's ability to work well and communicate effectively was crucial to the project's success. The team was professional, knowledgeable, and dedicated. Moreover, the team demonstrated a commitment to delivering high-quality work. Overall, the team's cooperative and proactive approach stood out.

Verified client
Mobile App Development
5.0 via Clutch

Thanks to FixIT Soft, the client has released their app and received positive user feedback. The team has ensured stellar task management via Trello, maintained excellent communication via video meetings, and promptly resolved issues. Their responsiveness, commitment, and timeliness are commendable.

Verified client
Mobile App Development
5.0 via Clutch

Reliable, fast and self-directed. Roman took Figma designs and backend contracts and turned them into working, tested features with very little hand-holding, kept the codebase organized as it grew, and set up the CI, crash reporting and analytics that let a small team ship with confidence.

Verified client
Mobile App Development
5.0 via Clutch

FixIT Soft's work reduced the client's development time by 30% and enhanced operational efficiency and cost-effectiveness. The team delivered milestones on time, was responsive to the client's needs, and communicated clearly and proactively. The team's holistic approach and expertise stood out.

Verified client
Mobile App Development
5.0 via Clutch
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