Updated September 2026 · Written and maintained by the Progression Agency strategy team
Progression Agency builds custom online marketplaces: product, service, rental and B2B marketplaces with seller onboarding, listings, search, transactions, split payments, reviews and trust features — web and mobile.
On this page · 12 sections
- What is marketplace development?
- Marketplaces we build
- Key features and components
- Common integrations
- Payments and trust obligations
- Our marketplace development process
- How much does marketplace development cost?
- Technology we typically use
- Mistakes to avoid
- Why choose Progression Agency for marketplace development?
- Related services
- Marketplace revenue models
The short answerMarketplace development is building a platform where independent sellers or providers transact with buyers, which requires seller onboarding, listings, search, checkout with split payments and payouts, reviews, messaging and dispute handling. A marketplace MVP commonly costs $80,000-$200,000.
Cost ranges are US planning figures, not quotes.
What is marketplace development?
Marketplace development is designing and building a multi-sided platform that connects independent sellers or providers with buyers and handles the transaction between them.
The technical core is payments and trust: collecting from buyers, paying out sellers, taking a commission and handling refunds and disputes.
Marketplaces we build
Projects we are most often asked to build.
Multi-vendor product marketplaces
Seller storefronts, catalog, orders and payouts.
Service marketplaces
Provider profiles, booking and payouts; see on-demand apps.
Rental marketplaces
Availability calendars, deposits and damage handling.
B2B marketplaces
Quotes, account pricing and invoicing.
Niche vertical marketplaces
Specialized categories with tailored trust features.
Marketplace mobile apps
Buyer and seller apps.
The technical core is payments and trust: collecting from buyers, paying out sellers, taking a commission and handling refunds and disputes.
Key features and components
What separates a useful build from a costly one.
| Feature | Why it matters |
|---|---|
| Seller onboarding and KYC | Trusted supply |
| Listings and search | Discovery |
| Split payments and payouts | Commission model |
| Reviews and ratings | Trust |
| Messaging | Buyer-seller communication |
| Disputes and refunds | Resolution |
| Admin tools | Moderation and support |
| Analytics | Liquidity metrics |
Common integrations
Where the value usually comes from.
| System | What we connect |
|---|---|
| Payments | Split payments and seller payouts |
| Identity | Seller verification |
| Search | Faceted and geo search |
| Shipping | Rates and labels |
| Tax | Sales tax calculation |
| Email and SMS | Transaction messages |
Payments and trust obligations
Marketplaces move other people’s money.
- Seller identity verification through the payments provider.
- PCI-compliant payments.
- Sales tax and marketplace facilitator rules by state.
- Clear terms, dispute and refund policies.
Our marketplace development process
We model supply, demand and take rate, design trust features, build seller tools and buyer experiences with payments early, seed supply before launch and track liquidity after.
How much does marketplace development cost?
As a planning range, a marketplace MVP commonly costs $80,000-$200,000 and a full web-and-mobile marketplace $200,000-$400,000+.
| Scope | Typical range | Timeline |
|---|---|---|
| Marketplace MVP (web) | $80,000-$200,000 | 4-6 months |
| Marketplace with mobile apps | $150,000-$300,000 | 6-9 months |
| Full marketplace platform | $250,000-$400,000+ | 8-12 months |
Technology we typically use
Mainstream, maintainable choices.
| Layer | Choice |
|---|---|
| Web | Next.js |
| Mobile | React Native |
| Backend | Node.js or Python |
| Data | PostgreSQL, search engine |
| Payments | Stripe Connect or similar |
| Hosting | Cloud |
Mistakes to avoid
Common causes of overruns and low adoption.
- Launching demand before supply.
- Building payments late.
- No trust features.
- Ignoring sales tax rules.
- Too many categories at once.
- No liquidity metrics.
Why choose Progression Agency for marketplace development?
Engineering, design and go-to-market in one team.
- Payments-first marketplace architecture.
- Two-sided growth marketing.
- Web and mobile under one team.
- You own the code, data and accounts.
- Headquartered in New York City, working nationwide.
Related services
See ecommerce app development, MVP development and SaaS development.
Marketplace revenue models
How a marketplace earns money shapes its product design, from checkout to the seller dashboard.
| Model | How it works | Fits |
|---|---|---|
| Commission | A percentage of each transaction | Goods and services with on-platform payment |
| Subscription | Sellers or buyers pay monthly | B2B and professional services |
| Listing fees | A fee per listing | High-value, low-volume items |
| Lead fees | Sellers pay per enquiry | Local services |
| Featured placement | Paid visibility | Crowded categories |
Solving the chicken-and-egg problem
Most successful marketplaces seed one side first, usually supply, in a single niche or city before expanding.
Ready to scope it?
Tell us the users, workflow and systems involved. We will propose a first release and planning estimate.
Getting found in search
AI, AEO and what is changing
Paid media and lead generation
Websites and design
Choosing and working with an agency
Software and app development
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Web development, platforms and hosting
Social, content and brand
By industry and by situation
Frequently asked questions
What is marketplace development?
How much does it cost to build a marketplace?
How long does marketplace development take?
How do marketplaces make money?
What is a split payment?
Can you build a multi-vendor marketplace?
Can you build a service marketplace?
Can you build a B2B marketplace?
How do you verify sellers?
Who handles sales tax?
Should we use marketplace software or build custom?
What features does a marketplace need?
What tech stack do you use?
How do you get the first sellers?
What is liquidity?
Can you add mobile apps?
How much maintenance is required?
What should I look for in a marketplace developer?
Who owns the marketplace?
Where is Progression Agency located?
What is marketplace app development?
What does a marketplace development service include?
Need software built?We design, build and support custom software, web apps and SaaS platforms, with a written scope first.
Get a free marketing proposal
Tell us what you are trying to grow and we will come back with a plan, not a pitch deck. Same-day reply on weekdays.