Who is involved in architecture design?

Several key roles take part in architecture design, each responsible for its own aspect of the future system. The goal of this stage is to combine business goals, technical constraints, and the team's real capabilities into a single, stable product structure.

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#Main participants in architecture design

1. Software Architect The person primarily responsible for the architecture. Defines the system structure, the principles of module interaction, technologies, design patterns, and code standards. Responsible for the balance between development speed, performance, security, and scalability. Put simply, the architect decides "how the system will be built and why exactly that way".

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2. Tech Lead Leads developers at the level of a specific project or direction. Takes part in design, proposing solutions that match the team's capabilities and real deadlines. If the architect sets the strategy, the tech lead is responsible for the tactics: how exactly to implement architectural decisions in code.

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3. Developers Take part in discussing the architecture from the point of view of practical implementation. Their experience helps identify potential difficulties, tool incompatibilities, or excessive solutions. It is often the developers who give feedback on which approaches will actually work in practice.

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4. DevOps engineers Responsible for the infrastructure side - environments, deployment, CI/CD, containerization, monitoring. They help the architect understand how the system will live "in the real world": where to store data, how to ensure fault tolerance, how to update the application without downtime.

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5. Business analyst and Product Owner Represent business interests. Their task is to make sure architectural decisions do not hinder business goals and remain economically justified. They help the architect understand which features are truly critical and which can be implemented later.

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6. QA engineers (testers) Take part at the architecture level when the testing strategy is discussed. It is important to define in advance how modules, interfaces, and integrations will be tested so the system is verifiable and predictable.

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#Result of the joint work

The team forms an architectural decision that includes:

• a description of components and their relationships,
• the technologies and frameworks used,
• interaction diagrams,
• an approach to scalability, security, and testing.

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#Conclusion

Architecture design is teamwork, where the architect sets the direction, the tech lead and developers provide the implementation, and analysts, DevOps, and QA ensure the system is viable, stable, and useful for the business at the same time.