Web App Development

Marketplace Development

Marketplace platforms are among the most complex web applications to build — they serve two distinct user groups with competing interests and require trust mechanisms, payment splitting, dispute resolution, and scalable search. Anubiz Labs has the engineering expertise to build marketplace platforms that grow from early traction to millions of transactions.

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Multi-Vendor Architecture

Marketplace architecture is fundamentally different from single-vendor e-commerce. Every feature must account for multiple sellers with different inventories, pricing strategies, shipping methods, and service levels. We build multi-tenant seller dashboards where vendors manage their own listings, orders, and customer communications independently.

Product catalog design handles variations across sellers — different photos, descriptions, and prices for the same underlying product. Search and filtering systems normalize this data so buyers find what they need regardless of how individual sellers organized their listings.

Seller onboarding workflows include identity verification, product quality checks, and policy agreement flows that protect your marketplace's reputation while keeping the process fast enough that good sellers do not abandon registration.

Payments and Commission Management

Payment splitting is the financial backbone of any marketplace. We integrate with Stripe Connect, PayPal for Marketplaces, or equivalent platforms to route buyer payments directly to seller accounts while automatically deducting your platform commission. Sellers see their earnings in real time, and payouts are scheduled automatically.

Commission structures can be flat percentages, tiered rates based on volume, category-specific rates, or any custom formula your business model requires. The system calculates commissions accurately for every transaction and provides financial reporting for both platform operators and individual sellers.

Trust and Reputation Systems

Marketplaces live or die by trust. We build reputation systems with verified reviews, seller ratings, buyer feedback, and transaction history displays. Review moderation tools prevent fake reviews while allowing genuine negative feedback that holds sellers accountable.

Dispute resolution workflows give both parties a structured process for handling problems — late shipments, damaged goods, misrepresented listings. Escalation paths involve marketplace administrators only when buyer and seller cannot resolve the issue independently, keeping operational costs low while maintaining fairness.

Fraud detection monitors transaction patterns, flagging suspicious activity like shill bidding, review manipulation, or account takeover attempts before they damage the marketplace ecosystem.

Search, Discovery, and Growth

Marketplace search must handle millions of listings with faceted filtering, relevance ranking, typo tolerance, and synonym matching. We implement search infrastructure using Elasticsearch or Meilisearch that returns results in milliseconds, even with complex filter combinations across categories, price ranges, ratings, and location.

Discovery features — personalized recommendations, trending listings, curated collections, and promotional placements — help buyers find products they did not know they were looking for. These features increase average order value and keep users browsing longer.

Why Anubiz Labs

100% async — no calls, no meetings
Delivered in days, not weeks
Full documentation included
Production-grade from day one
Security-first approach
Post-delivery support included

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Skip the research. Tell us what you need, and we'll scope it, implement it, and hand it back — fully documented and production-ready.