Composable Commerce architecture
The AI Commerce Cloud platform is built on a Composable Commerce architecture, giving businesses complete freedom to choose the best technologies on the market and integrate them seamlessly into their operations. This modular architecture allows you to assemble your eCommerce solution from the components that best support your current and future business goals — without compromising on usability or performance.
Composable Commerce architecture
The AI Commerce Cloud platform is built on a Composable Commerce architecture, giving businesses complete freedom to choose the best technologies on the market and integrate them seamlessly into their operations. This modular architecture allows you to assemble your eCommerce solution from the components that best support your current and future business goals — without compromising on usability or performance.

Lauri Koskensalo
Head of Growth
4
min read
18.3.2025



What is Composable Commerce?
Composable Commerce architecture means that the digital whole is assembled from individual and independently functioning components (microservices) instead of using a single monolithic system. Each component has a clear task: for example, product management, customer management, orders, search functions, payment solutions, or payment traffic.
Analogy to "building a dream home"
Instead of a ready-made house package, you can design your dream home exactly the way you want. Composable Commerce provides the same freedom for building online stores: you assemble only those "pieces" that are truly beneficial and support your business goals.
What is Composable Commerce?
Composable Commerce architecture means that the digital whole is assembled from individual and independently functioning components (microservices) instead of using a single monolithic system. Each component has a clear task: for example, product management, customer management, orders, search functions, payment solutions, or payment traffic.
Analogy to "building a dream home"
Instead of a ready-made house package, you can design your dream home exactly the way you want. Composable Commerce provides the same freedom for building online stores: you assemble only those "pieces" that are truly beneficial and support your business goals.
What is Composable Commerce?
Composable Commerce architecture means that the digital whole is assembled from individual and independently functioning components (microservices) instead of using a single monolithic system. Each component has a clear task: for example, product management, customer management, orders, search functions, payment solutions, or payment traffic.
Analogy to "building a dream home"
Instead of a ready-made house package, you can design your dream home exactly the way you want. Composable Commerce provides the same freedom for building online stores: you assemble only those "pieces" that are truly beneficial and support your business goals.
Why choose Composable Commerce?
The e-commerce playing field is changing rapidly and customers expect more than ever. Traditional, monolithic systems slow down development where agility is key. The Composable Commerce model offers:
Flexibility: New features can be created or old ones updated without needing to overhaul the entire system.
Rapid innovation: Partners and developers can bring new extensions as independent microservices and deploy them to users swiftly.
Ease of maintenance: Each component is a clear entity. When troubleshooting, it's known where to look for issues.
Competitiveness: You can leverage new technologies more agilely – for example, search engines, payment solutions, or analytics services.
The e-commerce playing field is changing rapidly and customers expect more than ever. Traditional, monolithic systems slow down development where agility is key. The Composable Commerce model offers:
Flexibility: New features can be created or old ones updated without needing to overhaul the entire system.
Rapid innovation: Partners and developers can bring new extensions as independent microservices and deploy them to users swiftly.
Ease of maintenance: Each component is a clear entity. When troubleshooting, it's known where to look for issues.
Competitiveness: You can leverage new technologies more agilely – for example, search engines, payment solutions, or analytics services.
The e-commerce playing field is changing rapidly and customers expect more than ever. Traditional, monolithic systems slow down development where agility is key. The Composable Commerce model offers:
Flexibility: New features can be created or old ones updated without needing to overhaul the entire system.
Rapid innovation: Partners and developers can bring new extensions as independent microservices and deploy them to users swiftly.
Ease of maintenance: Each component is a clear entity. When troubleshooting, it's known where to look for issues.
Competitiveness: You can leverage new technologies more agilely – for example, search engines, payment solutions, or analytics services.
Key components of Composable Commerce architecture
One of the main advantages of Composable Commerce thinking is that a business can choose the technologies that best serve its operations. Examples of the “pieces” are:
PIM (Product Information Management): Product data management and enrichment.
ERP (Enterprise Resource Planning): Inventory management, pricing, and order processing.
Headless frontend: Separating the user interface from the backend system, which improves performance and flexibility.
CMS (Content Management System): Management of the site and content.
Checkout and payment systems: Smooth payment and customer experience.
Analytics and reporting tools: Measuring and improving business performance through data.
Marketing automation: Managing customer journeys and executing targeted marketing.
One of the main advantages of Composable Commerce thinking is that a business can choose the technologies that best serve its operations. Examples of the “pieces” are:
PIM (Product Information Management): Product data management and enrichment.
ERP (Enterprise Resource Planning): Inventory management, pricing, and order processing.
Headless frontend: Separating the user interface from the backend system, which improves performance and flexibility.
CMS (Content Management System): Management of the site and content.
Checkout and payment systems: Smooth payment and customer experience.
Analytics and reporting tools: Measuring and improving business performance through data.
Marketing automation: Managing customer journeys and executing targeted marketing.
One of the main advantages of Composable Commerce thinking is that a business can choose the technologies that best serve its operations. Examples of the “pieces” are:
PIM (Product Information Management): Product data management and enrichment.
ERP (Enterprise Resource Planning): Inventory management, pricing, and order processing.
Headless frontend: Separating the user interface from the backend system, which improves performance and flexibility.
CMS (Content Management System): Management of the site and content.
Checkout and payment systems: Smooth payment and customer experience.
Analytics and reporting tools: Measuring and improving business performance through data.
Marketing automation: Managing customer journeys and executing targeted marketing.
Traditional Monolith vs. Composable Commerce
Monolithic e-commerce is one large “system package” where all functions – inventory management, customer management, product data, payment solutions, analytics, marketing – are intertwined. This may initially seem easy (a bit like a “ready-made house package”), but:
Updates and modifications can be expensive, slow, or impossible.
Changing one small piece can break the whole.
Implementing extensive custom integrations is laborious or impossible.
Composable Commerce breaks down the whole into microservices that communicate with each other through API interfaces. Each service is developed and maintained independently, allowing:
You can choose the services that best fit your needs from the market.
The system is significantly easier to update and expand.
Different teams or partners can develop their own segment in parallel, without coordinating a “massive” release rhythm.
Monolithic e-commerce is one large “system package” where all functions – inventory management, customer management, product data, payment solutions, analytics, marketing – are intertwined. This may initially seem easy (a bit like a “ready-made house package”), but:
Updates and modifications can be expensive, slow, or impossible.
Changing one small piece can break the whole.
Implementing extensive custom integrations is laborious or impossible.
Composable Commerce breaks down the whole into microservices that communicate with each other through API interfaces. Each service is developed and maintained independently, allowing:
You can choose the services that best fit your needs from the market.
The system is significantly easier to update and expand.
Different teams or partners can develop their own segment in parallel, without coordinating a “massive” release rhythm.
Monolithic e-commerce is one large “system package” where all functions – inventory management, customer management, product data, payment solutions, analytics, marketing – are intertwined. This may initially seem easy (a bit like a “ready-made house package”), but:
Updates and modifications can be expensive, slow, or impossible.
Changing one small piece can break the whole.
Implementing extensive custom integrations is laborious or impossible.
Composable Commerce breaks down the whole into microservices that communicate with each other through API interfaces. Each service is developed and maintained independently, allowing:
You can choose the services that best fit your needs from the market.
The system is significantly easier to update and expand.
Different teams or partners can develop their own segment in parallel, without coordinating a “massive” release rhythm.
Composable Commerce vs. Headless Commerce
Although the terms are often mentioned together, headless commerce essentially means that the frontend or user interface of the online store is separated from the backend. The backend system handles the logic and data storage, while the user interface (e.g., React, Vue, or Svelte application) fetches the necessary data through APIs.
Composable commerce, on the other hand, takes the headless model even further:
Each component (such as product management, search functionality, marketing features) can be selected or swapped separately.
Updating or replacing a single component does not take down the entire online store.
Headless is therefore a kind of “first step” towards a complete Composable Commerce architecture.
Although the terms are often mentioned together, headless commerce essentially means that the frontend or user interface of the online store is separated from the backend. The backend system handles the logic and data storage, while the user interface (e.g., React, Vue, or Svelte application) fetches the necessary data through APIs.
Composable commerce, on the other hand, takes the headless model even further:
Each component (such as product management, search functionality, marketing features) can be selected or swapped separately.
Updating or replacing a single component does not take down the entire online store.
Headless is therefore a kind of “first step” towards a complete Composable Commerce architecture.
Although the terms are often mentioned together, headless commerce essentially means that the frontend or user interface of the online store is separated from the backend. The backend system handles the logic and data storage, while the user interface (e.g., React, Vue, or Svelte application) fetches the necessary data through APIs.
Composable commerce, on the other hand, takes the headless model even further:
Each component (such as product management, search functionality, marketing features) can be selected or swapped separately.
Updating or replacing a single component does not take down the entire online store.
Headless is therefore a kind of “first step” towards a complete Composable Commerce architecture.
Benefits for business
Modularity: Each component functions as an independent service, allowing for quick adoption of new features and replacement of old ones.
Flexibility: If requirements change, the overall system scales and adapts – components can be added or removed as needed.
Open standards: Composable commerce is based on API interfaces and microservices, making integrations with third-party systems easy.
Business-driven approach: The solution is tailored entirely to the company's strategic goals, not the other way around.
Fast time to market: According to Gartner, users of the Composable Commerce model can achieve up to 80% faster feature adoption than competitors using traditional models.
Vendor independence: The company is not tied to a single technology vendor, but can choose and switch to the most suitable solutions without the risk of vendor lock-in.
Modularity: Each component functions as an independent service, allowing for quick adoption of new features and replacement of old ones.
Flexibility: If requirements change, the overall system scales and adapts – components can be added or removed as needed.
Open standards: Composable commerce is based on API interfaces and microservices, making integrations with third-party systems easy.
Business-driven approach: The solution is tailored entirely to the company's strategic goals, not the other way around.
Fast time to market: According to Gartner, users of the Composable Commerce model can achieve up to 80% faster feature adoption than competitors using traditional models.
Vendor independence: The company is not tied to a single technology vendor, but can choose and switch to the most suitable solutions without the risk of vendor lock-in.
Modularity: Each component functions as an independent service, allowing for quick adoption of new features and replacement of old ones.
Flexibility: If requirements change, the overall system scales and adapts – components can be added or removed as needed.
Open standards: Composable commerce is based on API interfaces and microservices, making integrations with third-party systems easy.
Business-driven approach: The solution is tailored entirely to the company's strategic goals, not the other way around.
Fast time to market: According to Gartner, users of the Composable Commerce model can achieve up to 80% faster feature adoption than competitors using traditional models.
Vendor independence: The company is not tied to a single technology vendor, but can choose and switch to the most suitable solutions without the risk of vendor lock-in.
Summary
Composable Commerce is the future e-commerce architecture that offers:
Flexibility to develop and deploy new features quickly.
The ability to leverage exactly those technologies that best support the business.
The Serverless Lambda development environment offered by AI Commerce Cloud allows your partners to introduce new logic and extensions without needing to touch the core code. Everything operates as a unified system, and the end customer receives a seamless, high-performing user experience.
The Composable Commerce model is like building a dream home. Even the smallest details can be chosen freely – and as the business expands or changes, extensions can be made to the house without breaking existing structures.
If you want to ask more about the Composable Commerce model get in touch. Our experts will gladly help you get started and ensure that you get the most out of the Composable Commerce solution for both your current and future needs.
Composable Commerce is the future e-commerce architecture that offers:
Flexibility to develop and deploy new features quickly.
The ability to leverage exactly those technologies that best support the business.
The Serverless Lambda development environment offered by AI Commerce Cloud allows your partners to introduce new logic and extensions without needing to touch the core code. Everything operates as a unified system, and the end customer receives a seamless, high-performing user experience.
The Composable Commerce model is like building a dream home. Even the smallest details can be chosen freely – and as the business expands or changes, extensions can be made to the house without breaking existing structures.
If you want to ask more about the Composable Commerce model get in touch. Our experts will gladly help you get started and ensure that you get the most out of the Composable Commerce solution for both your current and future needs.
Composable Commerce is the future e-commerce architecture that offers:
Flexibility to develop and deploy new features quickly.
The ability to leverage exactly those technologies that best support the business.
The Serverless Lambda development environment offered by AI Commerce Cloud allows your partners to introduce new logic and extensions without needing to touch the core code. Everything operates as a unified system, and the end customer receives a seamless, high-performing user experience.
The Composable Commerce model is like building a dream home. Even the smallest details can be chosen freely – and as the business expands or changes, extensions can be made to the house without breaking existing structures.
If you want to ask more about the Composable Commerce model get in touch. Our experts will gladly help you get started and ensure that you get the most out of the Composable Commerce solution for both your current and future needs.
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