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Performance & speed for more conversions
E-Commerce Performance Optimization
Your online shop is running – but are all processes, applications, and services truly performing at their best? Through a comprehensive performance analysis for E-Commerce optimization, we identify bottlenecks and sustainably enhance your overall system performance – ensuring reliable stability under high load, fast page load times, and seamless customer experiences from product search to checkout.
Fewer errors, more conversions: Why optimal e-commerce performance matters
Incomplete product information, outdated availability data, or slow-loading checkout pages –customers quickly lose trust when disruptions or errors occur during the digital shopping experience and may abandon their purchase. Reliable, high-performing e-commerce systems are therefore essential for smooth processes and conversion-driven customer journeys.
Do you know which applications and infrastructure components are currently limiting your platform’s performance or could cause bottlenecks under increased load? That’s exactly what we uncover in a performance analysis!
Comprehensive performance analysis for focused enhancements
With the goal of sustainably and measurably improving the performance of your entire system, we examine all technical aspects that are relevant to the success of your online business.
The focus of our analysis lies on the application level – particularly on the structural review of the source code, internal processes, and queries from external systems such as databases and APIs. In addition, we assess the surrounding infrastructure, focusing on individual server components and services as well as their interaction.
Key aspects of our analysis:
Incorrect or suboptimal architectural decisions often lead to performance limitations in e-commerce systems – for example, due to unnecessary synchronous queries, missing caching strategies, or complex calculations within the request context. We analyze the entire architecture and identify opportunities for optimization.
Even well-developed applications can lose performance if the associated infrastructure is misconfigured or if services are poorly coordinated – whether web servers, databases, caching systems, or message brokers. Through a detailed review of all server services, their configurations, and interactions, we identify faulty settings, resource allocation bottlenecks, and inefficient communication paths.
Third-party services and external platforms such as PIM, ERP, and CRM systems often cause performance issues due to excessive or slow queries, inefficient data flows, or poorly designed interfaces. We evaluate the impact of such bottlenecks and develop targeted measures to stabilize and accelerate the overall system.
Slow queries from external data sources or APIs can significantly impair overall system performance. We identify these weak points using logs, query plans, or direct code analysis and assess process scalability for larger data volumes.
Regular import or batch processes can create load peaks or blockages that go unnoticed during normal operations. We analyze these processes with realistic data volumes and provide recommendations for optimization.
Incorrectly configured caches can cause unnecessary load peaks when their contents are invalidated too early or too frequently. We review the caching logic, analyze the causes of cache invalidations, and provide recommendations for sustainable improvements.
Complex calculations within the request context can significantly increase response times. We examine whether these processes can be efficiently offloaded to background tasks or external services – for example, through precomputation, caching, or decoupling.
From application analysis to PoC: Our approach to optimal e-commerce performance
Performance analyses can be conducted as a one-time audit or as ongoing reviews – for example, during new releases or version updates. Depending on the agreed scope of services, we accompany the entire journey toward improved system performance.
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1
Performance analysis
We examine all defined applications and infrastructure components.
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2
Documentation and results presentation
A clearly structured, transparent report provides an overview of identified bottlenecks and highlights potentially critical, previously unnoticed areas that could cause performance drops under increased load, larger data volumes, or higher request rates.
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3
Optimization proposals
You receive concrete, immediately actionable recommendations for improving code, database queries, and overall architecture.
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4
Targeted adjustments
In an iterative process, we repeat analysis and troubleshooting until all predefined system requirements are fully met.
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5
Proof of Concept
Optionally, we implement selected performance optimization measures as a Proof of Concept (PoC) to make the impact measurable for your e-business.
The result:
Outstanding performance – sustainable value
Operational reliability
Early detection and elimination of performance issues prevent system outages and avoid performance degradation.
Conversion Rate Optimization (CRO)
Faster load times and seamless processes enhance the customer experience, increase conversion potential, and reduce abandonment rates.
Scalability & growth
Your e-commerce system adapts to rising or fluctuating demands and remains performant with an increasing number of users, growing data volumes, and additional integrations.
Stability
Targeted adjustments holistically improve system performance, ensuring reliable stability and consistent operation.
Efficiency gains
Insights from the analyses lead to concrete optimization measures that contribute to measurably greater overall system efficiency.
Discover our success stories and expertise for holistic Quality Assurance
Success stories
ESA improves its online store with automated E2E tests
Ready to optimize your
shop system performance?
Blog
Performance Check: Quality assurance for long-term composable commerce success
QA-Checklist for Composable Commerce (German)
Test management for consistently high performance
Success stories
DELTA-V: tradition meets contemporary functionality
FAQ: Frequently Asked Questions about E-Commerce Performance Optimization
Regular or continuous performance analyses are particularly useful when:
- System performance during normal operations or critical processes is noticeably degraded – for example, during data imports, search queries, or checkout procedures
- Headless or API-first architectures are exposed to high loads
- Systems such as microservices handle large volumes of data processing
- Systems have many integrations or external dependencies
Precise optimizations are based on data from APM (Application Performance Monitoring) tools, web server log files, and results from load and performance tests. In addition, targeted analysis benefits from access to the following areas:
- Application code, e.g., Git repository or SSH access to the system
- Log / protocol files
- SQL database access, e.g., for query analysis
To implement optimizations directly, access to local development environments is advantageous. In some cases, temporary access to the production environment may also be required – especially when specific bottlenecks occur only under live conditions and cannot be reproduced locally.
