ECOMMERCE DEVELOPMENT SERVICES
Build custom ecommerce solutions with experts trusted by 1500+ companies.
Need an ecommerce development partner with production experience at scale? Our engineers have delivered custom storefronts, marketplaces, and commerce platforms for global brands. Onboard vetted ecommerce developers in 2 weeks.
AI Coding tools we use
ECOMMERCE DEVELOPMENT SERVICES
No matter what you're building, we can help.
Ecommerce takes many forms, from custom storefronts and B2B portals to native mobile apps and multi-channel retail platforms. Our ecommerce development services are built for the complexity behind all of them, whether you need a new platform from scratch or need to modernize what you already have.
Custom Ecommerce Platform Development
Off-the-shelf ecommerce platforms break down when your pricing model, catalog structure, or checkout flow doesn't fit their templates. Forcing complex business logic into rigid systems creates workarounds that compound over time. We build custom ecommerce platforms around your actual requirements.
Our ecommerce solutions support configurable product management, advanced pricing engines, multi-tenant storefronts, and custom checkout processes. We design for scale and reliability. So you get a platform that reflects how your business actually operates, not how a SaaS vendor assumed it would.
Ecommerce Mobile App Development
Mobile accounts for the majority of ecommerce traffic, but mobile web conversion rates consistently lag behind native apps. The gap usually comes down to performance and checkout speed. We develop native iOS and Android ecommerce mobile apps built specifically for your business.
Our engineers optimize product browsing, streamline checkout with digital wallets and saved payment methods, and integrate push notifications for promotions and order updates. We design every app to efficiently sync with your platform and provide a snappy user experience, helping you improve conversion.
Ecommerce Platform Migration & Modernization
Aging ecommerce websites increase maintenance costs and limit what your team can ship. At some point, you start losing customers while your engineers spend valuable time patching legacy systems. We help you modernize by planning and executing complex ecommerce platform migrations without disrupting revenue.
Our process covers data migration, URL mapping for SEO preservation, third-party integration, and parallel testing against the live environment. Customer accounts, order history, and product data carry over intact. This leaves your team with a modern stack that is easier to build on and maintain, without losing search rankings or customers during the transition.
Headless Commerce Architecture
When you need to span web, mobile, in-store kiosks, and emerging channels, a monolithic platform becomes a bottleneck. Every new touchpoint requires frontend workarounds against rigid templates. We architect headless ecommerce systems that decouple the storefront from the commerce engine.
Our teams build API-first ecommerce layers and custom storefronts optimized per channel, including progressive web apps and native mobile experiences. Content and commerce updates propagate across all touchpoints from a single backend, giving your team the ability to launch new channels without re-platforming every time.
Payment Gateway Integration & Checkout Optimization
Complex checkout processes drive cart abandonment, and limited payment options exclude customers who expect regional methods or buy-now-pay-later flexibility. The gap between "added to cart" and "order confirmed" is where most ecommerce revenue is lost. We integrate payment gateways and optimize checkout flows to close that gap.
Our engineers connect processors like Stripe, PayPal, Square, and regional providers, implement tokenization for PCI-compliant card storage, and configure fraud detection rules. We also handle international operations, implementing multi-currency and tax calculation features at the transaction level. This enables you to streamline the checkout process and convert more buyers and reduce cart abandonment.
Ecommerce Performance Optimization
Every 100ms of additional load time costs roughly 1% in conversion rate. Ecommerce websites that slow down during promotions or as catalogs grow are leaving revenue on the table. We identify and fix the bottlenecks that degrade storefront performance under real-world conditions.
Our engineers profile database queries, configure CDN distribution, implement caching strategies, and compress product imagery without visible quality loss. We conduct comprehensive load testing, simulating peak traffic scenarios and seasonal spikes before they happen in production. So you can rest assured that fast page loads will hold up on launch day, Black Friday, and every spike in between.
Multi-Channel Ecommerce Integration
Selling across your own ecommerce store, marketplaces like Amazon and eBay, social commerce channels, and physical locations creates data fragmentation. Without real-time synchronization, inventory mismatches lead to overselling, order errors, and inconsistent customer records. Our experts build the integration layer that keeps all of it in sync.
Our teams connect ecommerce platforms with ERPs, order management systems, shipping carriers, and marketplace APIs. We test integrations to make sure inventory updates propagate in real time across every sales channel. So you get unified operations across channels without manual reconciliation or stock discrepancies.
Product Catalog & Inventory Management Systems
Product catalogs with thousands of SKUs, variants, and complex attribute models become unmanageable without purpose-built systems. Poor inventory tracking leads to overselling, stockouts, and fulfillment delays that damage customer trust. We develop catalog and inventory management software tailored to how your business organizes and sells products.
We build catalog systems that handle complex attribute models, variant structures, and bulk operations without slowing down as your product line grows. Inventory syncs across warehouses and sales channels in real time, so your operations team stops reconciling stock manually.
Ecommerce Analytics & Reporting
Ecommerce platforms generate massive amounts of behavioral and transactional data, but most retailers lack the tracking and reporting to act on it. We implement analytics tracking for customer journeys, conversion funnels, product performance, and marketing attribution.
Our dashboards visualize key metrics, including average order value, customer lifetime value, cart abandonment rates, and channel performance. This gives your teams insights that inform better inventory decisions, marketing strategies, and customer experience improvements.
eCommerce case studies
Hundreds of ecommerce projects delivered.
From custom storefronts to platform migrations, we have the experience to build ecommerce systems that deliver real value. It's why 500+ clients choose us as their ecommerce development company.
- RETAIL & ECOMMERCE
Migrated Legacy Systems to Azure and Decreased Ecommerce Processing Time by 20%
A global apparel brand needed to migrate legacy systems to Azure and improve Shopify integration. We provided 17 senior developers who migrated 5 of 7 systems, automated API testing, and improved checkout UX with features like estimated delivery dates and gift card purchases. The rearchitected sales portal now processes 40k orders and 18k shipments per hour, a 20% improvement.
- Shopify
- MySQL
- .NET
- Azure
- Vue
- C#
- Next.js
- JavaScript
- React
- ECOMMERCE
Maintained Site Reliability and Performance for Groupon's 10M Annual Sales
Groupon operates in 500+ cities worldwide on a Ruby on Rails platform. They needed QA engineers with deep Rails knowledge to find vulnerabilities and improve reliability. We provided senior QA specialists over a 2-year staff augmentation engagement. The team executed automated and manual testing, identified and removed bugs, and performed comprehensive QA to help Groupon maintain site reliability and performance.
- Ruby
- Ruby on Rails
- Selenium
- ENTERTAINMENT
Replaced Ticket Galaxy’s Legacy Vendor Software With an AI-Powered Dynamic Pricing Tool
Ticket Galaxy needed to replace its old vendor-dependent brokerage tool with an in-house solution using dynamic pricing algorithms to increase broker profits. We provided 7 senior developers over a 2-year staff augmentation engagement. The team built the new pricing software from scratch, improved UX/UI, and eliminated the ongoing overhead of the legacy vendor platform.
- .NET
- C#
- Angular
Retail and E-Commerce
Urban Outfitters teamed up with us to build its new ecommerce platform.
- 4-Year Engagement
- 8-Person Dedicated Team
- 10/10 NPS
When the pandemic shuttered brick-and-mortar operations in early 2020, URBN needed to pivot to ecommerce fast. The portfolio (Urban Outfitters, Anthropologie, Free People) needed pure-play ecommerce operations with optimized website performance to accommodate traffic spikes and boost online conversion rates. We provided a dedicated team of 8 senior specialists.
Maximized revenue by reducing checkout errors across all brands
Improved site speed and navigation on mobile and desktop platforms
Achieved 38% increase in net profits in Q3 2020
Get expert help for your eCommerce project.
“Their engineers perform at very high standards. We've had a strong relationship for almost 7 years.”
Our top 1% tech talent.
Work with vetted senior software engineers.
With a decade of experience and dozens of complex builds under their belts, our software engineers raise the bar on every project they work on.
Federico S.
Buenos Aires, AR
Engineering Manager
Manuel C.
Buga, CO
Sr. Software Engineer
Lucas G.
Rio de Janeiro, BR
Sr. Full-Stack Engineer
Bruno S.
São Paulo, BR
Sr. Back-End Engineer
Ricardo A.
Buenos Aires, AR
Sr. QA Engineer
André P.
São Paulo, BR
Sr. Front-End Engineer
Gustavo A.
Marília, BR
Sr. DevOps Engineer
Javier V.
Quito, EC
Sr. Software Architect
Yuri B.
Blumenau, BR
Tech Lead
Diego N.
João Pessoa, BR
Sr. Mobile Engineer
Matheus C.
Rio de Janeiro, BR
Sr. Software Engineer
Onboard an ecommerce development team in weeks, not months.
About BairesDev
Why work with BairesDev? We’re trusted by the world’s top tech teams.
BairesDev is a US-based company powered by LATAM dev teams. Since 2009, we’ve built software for companies of all sizes—from scrappy startups to Fortune 500 giants. In fact, we’re one of the fastest-growing software development companies in the world. If you’re looking for onshore quality with nearshore benefits, we’re the partner for you.
1480+
Projects
Delivered
4000+
Developers
On Staff
96%
Client Retention
Rate
500+
Active
Clients
How we work
Here's what makes us easy to work with and hard to replace:
From code quality to compliance, we’ve optimized every part of how we work to support high-performing engineering teams. For you, that means clearer communication and smoother delivery. Plus, get peace of mind from having a development partner you can depend on.
Work with our ecommerce development experts.
- Vetted Senior TalentWe hire the top 1% of over two million applicants, so you only work with the best.We give you engineers who’ve already proven they can deliver. Our rigorous evaluation process includes technical tests, English assessments, soft skill screening, problem-solving simulations, and more. Out of over 2 million applicants who apply yearly, fewer than 1% get the chance to join our team. This is how we ensure you get highly qualified developers who are experts in their fields.
- Timezone AlignedWe work your team’s hours, which creates faster feedback loops and fewer blockers.Our nearshore software engineers share your workday, answering Slack messages, joining daily stand-ups, and presenting demos in real time. Project management is streamlined, questions are answered quickly, blockers are resolved as they come up, and simple code reviews take minutes, not days.
- Proficient in EnglishOur engineers have strong English skills, so communication and documentation are clear.Our engineers have 8+ years of experience collaborating with US teams. They excel at articulating complex technical concepts to diverse stakeholders, producing meticulous documentation, and driving technical discussions. This eliminates the ambiguity common with global teams.
- Full-stack CapabilitiesWith expertise in 100+ technologies, we have every specialist your project requires.We cover architecture, development, testing, DevOps, and everything in between—reducing hand-offs and creating better architecture decisions for a smoother path from concept to production.
- Scalable TeamsOur bench strength lets you scale engineering teams to meet new demands in weeks.With 4,000+ engineers on staff and thousands more in our pipeline, we can spin up pods or scale multiple teams across your company in days—so you hit aggressive timelines without bottlenecks.
- Standard MSAs & SOWSWe’re easy to onboard because we work the way your legal team expects us to.Because we’re based in the US, we follow the same legal standards your team already trusts—using MSAs, SOWs, and documentation that fit your procurement process.
- NDAs & IP ProtectionWe take data and IP seriously, with full protection baked into every engagement.Every engagement begins with a mutual NDA and clear IP ownership terms. Our secure workflows and confidentiality protocols also protect existing codebases and proprietary data.
- Enterprise-grade SecurityOur devs follow security protocols that meet even the strictest enterprise standards.Our engineers work only within the systems they need, using strict access control, audit-friendly workflows, secure repository storage, and more—bringing enterprise-grade protection to every engagement.
- Managed DeliveryWe actively track our devs’ work to make sure they consistently meet expectations.Delivery managers monitor progress, resolve blockers, and report regularly, so you never have to chase updates or second-guess performance.
Work with our ecommerce development experts.
Flexible engagement models
Need ecommerce development expertise?
Plug us in where you need us most.
We customize every engagement to fit your workflow, priorities, and delivery needs.
- Need a couple of extra software engineers on your team?
Staff Augmentation
Get senior, production-ready developers who integrate directly into your internal team. They work your hours, join your standups, and follow your workflows—just like any full-time engineer.
- Need a few teams to deliver several projects simultaneously?
Dedicated teams
Spin up focused, delivery-ready pods to handle full builds or workstreams. Together we align on priorities. Then our tech PMs lead the team and drive delivery to maintain velocity and consistency.
- Want to offload everything to us, from start to finish?
Software outsourcing
Hand off the full project lifecycle, from planning to deployment. You define the outcomes. We take full ownership of the execution and keep you looped in every step of the way.
Kick off ecommerce development projects in 2-4 weeks.
We have reps across the US.
Speak with a client engagement specialist near you.
- Discuss solutions and decide team structure.
Tell us more about your needs. We'll discuss the best-fit solutions and team structure based on your success metrics, timeline, budget, and required skill sets.
- Onboard your team and get to work.
With project specifications finalized, we select your team. We're able to onboard developers and assemble dedicated teams in 2-4 weeks after signature.
- We track performance on an ongoing basis.
We continually monitor our teams' work to make sure they're meeting your quantity and quality of work standards at all times.
ECOMMERCE SOLUTIONS
Build with ecommerce engineers who have experience in your industry.
We've delivered projects across 130+ industry sectors. You won't have to spend weeks getting us up to speed. Our engineers come in with a clear understanding of your industry's regulatory requirements and unique operational needs.
AI Experts
Work with AI-augmented developers.
Every developer we provide uses modern AI coding tools to ship faster than ever while producing cleaner, more consistent code.
ECOMMERCE DEVELOPMENT CAPABILITIES
We cover the ecommerce stack (and everything around it).
As a top ecommerce development company, we use a modern tech stack built for performance and scale, with a focus on proven tools. Our expertise spans 100+ technologies, so we're equipped to support your full roadmap: ecommerce and beyond.
Ecommerce Platforms
Ecommerce platform decisions shape every downstream technical choice. We configure, customize, and extend commercial platforms to match complex business requirements, and build custom ecommerce storefronts when off-the-shelf options fall short. Our implementations maintain upgrade compatibility as platforms evolve.Front-End Frameworks
Storefront performance directly affects conversion rates and search engine rankings. Our ecommerce web developers build server-rendered, SEO-optimized front-ends with sub-second load times, progressive enhancement, and responsive layouts that perform consistently across devices and network conditions.Backend & APIs
Ecommerce software relies on complex backends that process orders, manage inventory, and execute payment workflows without failure under load. We architect API layers that serve multiple storefronts from centralized business logic, supporting headless commerce, mobile apps, and third-party integrations from a single source of truth.Payment Processing
Checkout is where revenue is won or lost. We integrate payment processors, configure fraud detection rules, add regional payment methods and buy-now-pay-later options, and optimize checkout flows for conversion. All payment systems meet PCI-DSS requirements through tokenization and encrypted data handling.StripePayPalSquareBraintreeAuthorize.NetAdyenKlarnaAfterpayMobile Commerce
Over half of ecommerce traffic comes from mobile devices. We build native and cross-platform ecommerce mobile apps with offline-first architecture, push notifications, digital wallet integration, and checkout flows optimized for mobile. Every app syncs inventory, pricing, and order data with your web platform in real time.Search & Discovery
Product discovery drives average order value on any ecommerce store. We implement fast, relevant search with faceted navigation, typo tolerance, synonym handling, and personalized result ranking. Our search solutions handle catalogs with hundreds of thousands of SKUs without latency degradation.Content Management
Every ecommerce website needs content that marketing teams can update without filing engineering tickets. We integrate headless CMS solutions that decouple editorial content from the storefront codebase. This gives product, marketing, and merchandising teams direct control over pages, promotions, and landing experiences.Cloud Infrastructure
Scalable ecommerce platforms need infrastructure that absorbs traffic spikes during flash sales and promotional events without degradation. We architect cloud environments with auto-scaling, CDN distribution, multi-region redundancy, and disaster recovery. Our configurations handle Black Friday-level traffic with predictable cost management.Analytics & Tracking
Improving customer engagement and conversion requires more than page view counts. We instrument ecommerce platforms with event-level tracking across product views, cart actions, checkout steps, and purchase completion. Our analytics implementations feed conversion funnels, marketing attribution models, and merchandising decisions with reliable data.Google Analytics 4MixpanelSegmentAmplitudeHotjarFullStoryDevOps & CI/CD
Ecommerce platforms need deployment pipelines that support frequent releases without risking downtime during peak sales periods. We build automated testing, staging environments, and rollback procedures that keep production stable. Our teams operate within your existing CI/CD workflows or establish new pipelines matched to your release cadence.
ECOMMERCE DEVELOPMENT PROCESS
How we deliver ecommerce solutions that drive business value:
We've refined our ecommerce development services across hundreds of projects. Whether you need end-to-end execution or support for an internal team, we step in wherever you need us to move projects forward without friction.
Business Analysis & Requirements Gathering
We work with stakeholders to define target customers, product catalogs, pricing models, fulfillment requirements, and growth projections. Then we translate those into platform requirements.
Platform Selection & Architecture Design
Our architects evaluate ecommerce platforms against your business model, technical requirements, and scalability needs. We design architectures that balance time-to-market with total cost of ownership.
UX Design & Conversion Optimization
We design shopping experiences optimized for conversion through streamlined navigation, intuitive product discovery, and fast checkout. User research validates designs before development begins.
Development Environment & CI/CD Setup
We configure development, staging, and production environments with automated deployment pipelines, code quality checks, and testing frameworks for fast, consistent iteration.
Core Platform Implementation
Our engineers build product catalog management, shopping cart functionality, checkout processes, and account management with responsive design, accessibility, and ecommerce SEO built in.
Payment Gateway Integration
We integrate payment processors with PCI-compliant tokenization, configure fraud detection rules, add regional payment methods, and optimize checkout flows. Testing validates accuracy before go-live.
Third-Party System Integration
We connect the ecommerce platform with inventory systems, order management, shipping carriers, tax calculation services, and marketing tools. Real-time sync prevents overselling.
Mobile Commerce Development
We develop native mobile apps or progressive web apps with optimized product browsing, streamlined checkout, push notifications, and offline capabilities, tested across devices.
Performance Optimization & Load Testing
We optimize database queries, configure CDN distribution, implement caching, and compress assets. Load testing simulates peak traffic to validate the platform holds under real demand.
Security Hardening & PCI Compliance
We apply SSL, secure authentication, encrypted storage, and conduct security audits. Payment flows are validated against PCI-DSS requirements through documentation and testing.
Analytics & Conversion Tracking
We instrument tracking for product views, add-to-cart events, checkout abandonment, and purchase completion.
Launch Support & Continuous Optimization
We provide launch support including traffic monitoring, bug fixes, and rapid issue response. Post-launch work includes A/B testing, performance tuning, and feature enhancements based on user data.
Client testimonials
Get dev outcomes you can stand behind.
Our work holds up in reviews, in production, and in front of the board.
Global companies have trusted us to build and scale custom ecommerce solutions for over a decade.
Excellence.
Our minimum bar for client delivery.
Over 130 awards, accolades, and achievements showcase our quality and commitment to client success.
- 1,250+projects
delivered - 130+industry
sectors
America's Fastest-Growing Companies 2025 by Financial Times Top 100 U.S. IT Innovators 2025 by CIO100 Awards Nearshore North America Top Software Developers 2025 by Clutch Top 100 Global Outsourcing Providers 2024 by IAOP Global Outsourcing 100
What tech leaders ask about our ecommerce software development services:
How quickly can you staff an ecommerce development team?
We typically staff ecommerce development teams within 2-4 weeks. Our 4,000+ engineer bench includes senior ecommerce developers with experience across Shopify, Magento, WooCommerce, headless commerce, and payment integration. Our scale allows us to assemble the right team quickly based on your ecommerce platform and technical requirements.
What level of experience and expertise do your ecommerce developers bring?
We screen over 2 million applicants annually and hire less than 1%. Our vetted ecommerce developers average 8-10+ years of experience. They've built ecommerce websites processing millions of transactions for global brands, optimized checkout flows that increased conversion rates by double digits, and integrated complex inventory and fulfillment systems. Our experts understand payment security, ecommerce SEO, and cart abandonment optimization without needing guidance on fundamentals.
Will your team work in our time zone and integrate with our processes?
Yes. Our nearshore ecommerce developers work US business hours, communicate in English, and participate fully in your standups, sprint planning, and design reviews. We adopt your tools (Shopify admin, GitHub, Jira, Figma), follow your deployment procedures, and operate as an extension of your team.
Do you have experience in regulated industries?
We've delivered ecommerce solutions for healthcare, financial services, and consumer products under strict regulatory requirements. Our implementations include PCI-DSS compliant payment flows, data encryption, and secure checkout processes. We're ISO 27001 certified and have met healthcare privacy and financial transaction standards without slowing delivery.
How do you maintain team stability over long engagements?
We're structured for long-term partnerships. Most engineers stay on ecommerce projects for 2+ years, and our 96% client retention rate shows organizations continue working with us year after year. When team adjustments are needed, our bench depth (4000+ engineers) allows us to add specialists or backfill roles quickly while maintaining project momentum through documentation and structured handoffs.
Do you handle contracts and billing in the US?
Yes. We operate from US headquarters under US law and jurisdiction. All contracts, billing, and procurement flow through domestic channels, eliminating international complications and simplifying vendor management for your team.
Can you migrate our ecommerce platform without losing sales or SEO rankings?
We've executed migrations for live ecommerce websites using parallel running, URL mapping, and staged cutover strategies. Our ecommerce website development process includes comprehensive SEO preservation (301 redirects, structured data, canonical tags), data validation, and performance testing. So critical sales operations and your online store remain functional throughout migration.
What platforms do you recommend for different business models?
Platform selection depends on business model, technical requirements, and growth plans. We typically recommend Shopify for fast time-to-market and lower complexity, Magento for B2B and complex catalogs, WooCommerce for content-heavy sites, and headless ecommerce software for omnichannel experiences. If you’re not sure what you need yet, schedule a call and discuss your requirements with our experts.
How do you optimize ecommerce sites for conversion and performance?
We combine technical optimization with UX best practices for ecommerce website design and performance. Technical work includes database optimization, CDN implementation, image compression, and lazy loading. UX optimization focuses on streamlined checkout, clear product information, trust signals, and mobile-first design. We use A/B testing to validate improvements before full rollout across your ecommerce store.
What's your approach to ecommerce security and payment compliance?
Security is embedded throughout our ecommerce software development process. We apply PCI-DSS compliant payment tokenization, SSL encryption, secure session management, fraud detection rules, and regular security audits. Payment flows never store card data directly, and sensitive operations require multi-factor authentication. Our practices protect customer data and support business operations across all sales channels.
Useful eCommerce resources
See why the biggest names in tech choose our ecommerce development services.
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