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What is the best way to conduct an architecture evaluation for application development?

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An architecture evaluation is a systematic and objective assessment of the quality and suitability of an application's architecture. It can help you identify potential risks, gaps, trade-offs, and improvements in your design decisions, as well as align your architecture with your business goals and requirements. In this article, you will learn what is the best way to conduct an architecture evaluation for application development, and what are the key steps and methods involved.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.…
Yuvaraj Madheswaran

GM Financial
Surya Prabhakaran Lakshmanasamy

Enterprise Architect @ European Commission | Designing Cloud Solutions, Emerging Tech Research

1 Define the scope and purpose

The first step in conducting an architecture evaluation is to define the scope and purpose of the evaluation. This means clarifying what aspects of the architecture you want to evaluate, such as its performance, security, scalability, maintainability, or usability. You also need to define the purpose of the evaluation, such as validating your architecture against the stakeholders' needs, comparing different architecture alternatives, or identifying improvement opportunities. By defining the scope and purpose, you can focus your evaluation on the most relevant and important criteria and goals.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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It's very important to Clearly outline the goals of the architecture evaluation, such as performance, scalability, maintainability, and security. Include key stakeholders like developers, architects, and business representatives to provide diverse perspectives.

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Marco Antonio Cortés Monteagudo

Arquitecto independiente-consultor, docente en Universidad Politécnica de El Salvador
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bueno por mi experiencia personal que estuve involucrado en un par de proyectos donde se busco crear aplicaciones para el area de arquitectura importantisimo definir el alcance y el proposito de esto, tomar en consideracion y mucho el tipo de usuario y los requerimientos que estos puedan solicitar, no es lo mismo desarrollar aplicaciones de dibujo, de "dise?o" y pongo dise?o en comillas porque el proceso de dise?o siempre a mi juicio personal es más integral no hacerlo en una aplicación, ya que esas aplicaciones lo que hacen es simular un volumen o concepto, aplicaciones de presentacion o renderizado, presupuestos y otros por eso es importante conocer ante todo el usuario y sus necesidades

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2 Choose an evaluation method

The next step is to choose an evaluation method that suits your scope and purpose. There are different methods and frameworks for architecture evaluation, such as the Architecture Trade-off Analysis Method (ATAM), the Scenario-based Architecture Analysis Method (SAAM), the Cost-Benefit Analysis Method (CBAM), or the Quality Attribute Workshop (QAW). Each method has its own advantages and disadvantages, depending on the complexity, maturity, and availability of the architecture and its documentation. You should choose a method that matches your evaluation objectives, resources, and constraints.

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Yuvaraj Madheswaran

GM Financial
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Considering Maturity of Architecture: The maturity of the architecture, whether it's a new development or a migration of a legacy system, influences the choice of evaluation method. For instance, a legacy system migration might require a more comprehensive analysis, making Cost-Benefit Analysis Method (CBAM) a suitable choice to assess the impact on both cost and benefits. Alignment with Evaluation Objectives: The selected method should align with the specific evaluation objectives. If the focus is on assessing how well the architecture meets non-functional requirements, ATAM could be beneficial, as it explicitly addresses quality attributes and their trade-offs.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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Assess if the architecture aligns with best practices, design patterns, and industry standards. If not then please make sure to take the necessary action.

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3 Prepare the evaluation plan and materials

The third step is to prepare the evaluation plan and materials. This includes defining the evaluation team, roles, and responsibilities, as well as the schedule, budget, and logistics of the evaluation. You also need to prepare the evaluation materials, such as the architecture documentation, the evaluation criteria and metrics, the scenarios and questions, and the tools and techniques for data collection and analysis. You should ensure that the evaluation plan and materials are clear, consistent, and comprehensive, and that they are communicated and agreed upon by all the stakeholders involved.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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Performance is one of the major point in all application development. As an architect it's important to Analyze the system's performance characteristics, considering factors like response times, throughput, and scalability. Ensure the architecture supports future growth by assessing its scalability, both horizontally and vertically.

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4 Conduct the evaluation

The fourth step is to conduct the evaluation according to the plan and method. This usually involves reviewing the architecture documentation, interviewing the architects and other stakeholders, applying the scenarios and questions, collecting and analyzing the data, and identifying the strengths, weaknesses, risks, and trade-offs of the architecture. You should follow the evaluation method's guidelines and best practices, and use appropriate tools and techniques to facilitate the evaluation process and ensure its validity and reliability.

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Surya Prabhakaran Lakshmanasamy

Enterprise Architect @ European Commission | Designing Cloud Solutions, Emerging Tech Research
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1. Assess individual components and their interactions. Verify that components meet the specified requirements and are scalable. 2. Conduct a thorough review of security measures implemented in the architecture.Assess data protection, authentication, authorization, and encryption practices.Identify potential vulnerabilities and propose mitigation strategies.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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Security Assessment: Evaluate the security measures in place, including data protection, authentication, and authorization mechanisms. Maintainability: Examine how easily the system can be maintained, extended, or modified over time.

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5 Report and communicate the results

The final step is to report and communicate the results of the evaluation. This includes documenting the evaluation process, methods, data, findings, and recommendations, as well as presenting and discussing them with the stakeholders. You should use clear, concise, and objective language to report and communicate the results, and highlight the key insights, issues, and actions that emerged from the evaluation. You should also solicit feedback and suggestions from the stakeholders, and plan for follow-up actions and improvements based on the results.

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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Provide constructive feedback to the development team and iterate on the architecture if necessary. Establish a feedback loop for continuous improvement, incorporating lessons learned from each architecture evaluation into future projects.

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6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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Shiv Ranjan

Head of Competence Center HRCules (HR Technology & Digitalization) bei Deutsche Telekom Services Europe SE (Dream.. Believe..Achieve)
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An effective architecture evaluation involves a collaborative effort and a holistic view of the system to ensure it aligns with both technical and business requirements.

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What is the best way to conduct an architecture evaluation for application development?

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1 Define the scope and purpose

2 Choose an evaluation method

3 Prepare the evaluation plan and materials

4 Conduct the evaluation

5 Report and communicate the results

6 Here’s what else to consider

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