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21 articles

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Dec 22, 2025 · R&D Management

Why Theory Beats Experience: Harnessing Concepts for Faster, Better Development

The article argues that in organizations, especially among developers, grounding daily work in solid theoretical frameworks—such as design patterns, SOLID principles, and non‑functional requirement models—enables faster, higher‑quality outcomes and guides long‑term strategic growth, whereas relying solely on ad‑hoc experience leads to inefficiency and technical debt.

Non-functional RequirementsPracticeProject Management

0 likes · 4 min read

Why Theory Beats Experience: Harnessing Concepts for Faster, Better Development

21CTO

Apr 14, 2024 · Fundamentals

8 Hard‑Won Lessons on Software Architecture Every Engineer Should Know

This reflective essay shares eight practical insights on software architecture—from the challenge of asking the right questions and deciding what not to build, to the pivotal role of non‑functional requirements, risk‑first design, and the paradox of simplicity—offering engineers actionable guidance for better architectural decisions.

Non-functional RequirementsSoftware Architecturecontinuous coding

0 likes · 13 min read

8 Hard‑Won Lessons on Software Architecture Every Engineer Should Know

JD Cloud Developers

Dec 5, 2023 · Fundamentals

Step-by-Step Guide to Mastering System Architecture for Large-Scale Projects

This article outlines a comprehensive methodology for system architecture design, covering principles, three development stages—preparation, conceptual, and detailed design—along with techniques for requirement structuring, constraint analysis, key quality and functionality determination, and multi-view refinement to ensure robust, scalable solutions.

Non-functional RequirementsSystem Designarchitectural patterns

0 likes · 14 min read

Step-by-Step Guide to Mastering System Architecture for Large-Scale Projects

Architects Research Society

Apr 10, 2023 · Fundamentals

Introduction to Software Requirements Engineering – Part 1

This article introduces software requirements engineering, covering its iterative process, the distinction between user and system requirements, functional versus non‑functional requirements, and the role of feasibility studies in guiding successful system development.

Non-functional Requirementsfeasibility studyfunctional requirements

0 likes · 8 min read

Introduction to Software Requirements Engineering – Part 1

Continuous Delivery 2.0

Mar 9, 2023 · Fundamentals

Ten Essential Software Architecture Quality Attributes

The article explains ten key non‑functional quality attributes of software architecture—such as scalability, availability, consistency, resilience, usability, observability, security, persistence, agility, and maintainability—describing their meanings, typical implementation techniques, and why selecting the right attributes is crucial for any system.

AvailabilityNon-functional RequirementsScalability

0 likes · 9 min read

Ten Essential Software Architecture Quality Attributes

DevOps

Jan 31, 2023 · R&D Management

Understanding Cross-Functional Requirements for Tech Leads

The article explains what cross‑functional (non‑functional) requirements are, illustrates common scenarios where they cause system failures, outlines the perspectives of different teams in identifying them, and advises Tech Leads on how to proactively address these requirements while noting an upcoming DevOps hackathon.

Non-functional RequirementsR&D managementSoftware Architecture

0 likes · 6 min read

Understanding Cross-Functional Requirements for Tech Leads

DevOps

Nov 9, 2022 · Fundamentals

Understanding Cross‑Functional Requirements for Tech Leads

The article explains what cross‑functional (non‑functional) requirements are, illustrates common scenarios where they cause issues, and provides guidance for tech leads on identifying, discussing, and prioritizing these requirements from multiple stakeholder perspectives to avoid technical debt and risk.

Non-functional RequirementsSoftware ArchitectureTech Lead

0 likes · 5 min read

DevOps

Jul 19, 2022 · R&D Management

Quality Assurance Strategies for Technical Improvement Projects

The article outlines comprehensive quality‑assurance approaches for technical improvement projects—such as large‑scale refactoring, architecture upgrades, and migrations—by emphasizing risk‑driven planning, automated testing, business‑centric reviews, non‑functional requirement validation, and continuous knowledge sharing.

Automated TestingNon-functional RequirementsR&D management

0 likes · 11 min read

Quality Assurance Strategies for Technical Improvement Projects

DevOps

Apr 29, 2022 · R&D Management

Quality Assurance Strategies for Technical Improvement Projects

The article outlines comprehensive quality assurance approaches for technical improvement projects, highlighting risk-driven processes, automated testing, business perspective integration, and the importance of addressing non‑functional requirements to ensure stable, reliable system upgrades.

Non-functional RequirementsR&D managementSoftware Testing

0 likes · 12 min read

IT Architects Alliance

Mar 5, 2022 · Operations

High Availability Overview and Design for Business Systems

This article explains the concepts, metrics, planning stages, and architectural components of high availability for business systems, covering reliability, performance, scalability, evaluation phases, performance modeling, and practical implementation guidelines to achieve four‑nine (99.99%) uptime.

Non-functional RequirementsPerformance ModelingSystem Architecture

0 likes · 17 min read

High Availability Overview and Design for Business Systems

ITFLY8 Architecture Home

Jun 21, 2021 · Fundamentals

Master Requirement Engineering: From Business Analysis to System Acceptance

This article outlines the complete requirement engineering process, covering requirement acquisition, modeling, specification, verification, and management, along with the architect’s perspective, analysis methodologies, business process analysis, system boundary definition, functional and non‑functional requirements, and clear system acceptance criteria.

Non-functional RequirementsRequirement Engineeringbusiness analysis

0 likes · 6 min read

Master Requirement Engineering: From Business Analysis to System Acceptance

21CTO

Jan 26, 2021 · Fundamentals

Mastering the 21 Essential Software Architecture Characteristics

This article explains the twenty‑one key non‑functional characteristics of software architecture—such as performance, reliability, scalability, security and maintainability—detailing their definitions, typical metrics, and practical techniques for improvement, while linking each trait to ISO‑25010 and real‑world engineering practices.

DevOpsNon-functional RequirementsReliability

0 likes · 20 min read

Mastering the 21 Essential Software Architecture Characteristics

Top Architect

Jan 26, 2021 · Fundamentals

Key Software Architecture Characteristics and Techniques to Improve Them

This article explains the most important non‑functional characteristics of software architecture—such as performance, reliability, availability, resilience, scalability, security, and many others—and provides practical techniques and best‑practice recommendations for enhancing each of these qualities in modern systems.

Non-functional RequirementsScalabilitysecurity

0 likes · 18 min read

Key Software Architecture Characteristics and Techniques to Improve Them

21CTO

Dec 12, 2017 · Fundamentals

Why Good Software Architecture Matters: From Definition to Success

This article explains what software architecture is, its lifecycle, why a solid architecture is crucial, how to distinguish good from bad designs, the roles and responsibilities of architects, and the skills—both technical and soft—needed to become an effective software architect.

Non-functional RequirementsSoftware ArchitectureSystem Design

0 likes · 12 min read

Why Good Software Architecture Matters: From Definition to Success

Architecture Digest

Dec 10, 2017 · Fundamentals

Understanding Software Architecture: Definitions, Lifecycle, Importance, and the Role of an Architect

This article explains the concept of software architecture, its definition, lifecycle, importance, characteristics of good and bad designs, essential technical knowledge for Java architects, functional versus non‑functional requirements, types of architects, required hard and soft skills, and guidance on becoming and maintaining an effective software architect.

Non-functional RequirementsSoftware Architecturearchitect role

0 likes · 13 min read

Understanding Software Architecture: Definitions, Lifecycle, Importance, and the Role of an Architect

ITFLY8 Architecture Home

Jul 2, 2017 · Fundamentals

Bridging Development and Architecture: How to Become a Software Architect

This article explores the blurry line between development and software architecture, outlines the responsibilities and evolution of a software architect, and provides practical guidance on defining architecture, managing non‑functional requirements, selecting technologies, evaluating designs, and leading teams toward successful releases.

Non-functional RequirementsSoftware ArchitectureTechnology Selection

0 likes · 12 min read

Bridging Development and Architecture: How to Become a Software Architect

dbaplus Community

May 4, 2017 · R&D Management

From Business Basics to Craftsmanship: An Engineer’s Growth Roadmap

The article outlines a software engineer’s evolution from focusing on business functionality and non‑functional requirements to mastering micro‑ and macro‑level concerns, embracing the "Shu‑Ha‑Ri" craftsmanship philosophy, and adopting the mindset, conditions, and practices needed for sustained professional growth.

Non-functional Requirementscraftsmanshipgrowth roadmap

0 likes · 18 min read

From Business Basics to Craftsmanship: An Engineer’s Growth Roadmap

21CTO

Apr 13, 2017 · Operations

Mastering Internet Performance Engineering and Capacity Planning

This article presents a comprehensive methodology for internet performance engineering, covering non‑functional quality goals, detailed metrics for application servers, databases, caches and message queues, a practical technical review outline, and a real‑world capacity‑planning case study with both maximal and minimal resource solutions.

Backend ArchitectureNon-functional RequirementsOperations

0 likes · 24 min read

Mastering Internet Performance Engineering and Capacity Planning

Architecture Digest

Apr 13, 2017 · Operations

Methodology for Internet Architecture Technical Review and Capacity/Performance Evaluation

This article presents a comprehensive methodology for reviewing internet‑scale system architectures, focusing on non‑functional quality attributes such as performance, availability, scalability, security, and maintainability, and provides detailed guidelines, metrics tables, and a classic case study for capacity and performance planning.

BackendNon-functional RequirementsOperations

0 likes · 27 min read

Methodology for Internet Architecture Technical Review and Capacity/Performance Evaluation

Tencent TDS Service

Jan 5, 2017 · R&D Management

What Every Tech Lead Must Do: From Hands‑On Coding to Team Management

This article shares a senior technical director’s hard‑won lessons on balancing hands‑on development, non‑functional requirements, architecture design, training, and management to boost team productivity and product quality in software projects.

Non-functional Requirementslead engineersoftware development

0 likes · 20 min read

What Every Tech Lead Must Do: From Hands‑On Coding to Team Management

21CTO

May 13, 2016 · Fundamentals

What Makes a Great Software Architecture? Insights for Aspiring Architects

This article explores the definition, lifecycle, importance, and best practices of software architecture, compares good and bad designs, outlines the roles and responsibilities of architects, and offers guidance on the skills and mindset needed to become an effective software architect.

Non-functional RequirementsSoftware ArchitectureSystem Design

0 likes · 12 min read

What Makes a Great Software Architecture? Insights for Aspiring Architects