ISV202IntermediateBreakout sessionISV & Partners Playbook 5 live updates

Architecting for growth and resilience: Cell based design deep dive

What this session is about

As business demands evolve, architectural patterns must evolve too. SafetyCulture and Buildkite implemented cell-based architectures driven by distinct business objectivesscaling for hypergrowth and enhancing infrastructure resilience. SafetyCulture's expansion plans required proactive architectural evolution to unlock unlimited scaling capacity. Buildkite needed to meet stringent security isolation requirements while achieving scale through repeatable deployment units. This session shares real-world experiences as both companies designed and implemented cell-based architectures for their SaaS platforms. Discover how SafetyCulture identified bottlenecks, redesigned systems for isolation and resilience, and aligned technical capabilities with business growth targets. Learn how Buildkite leveraged cell-based design to achieve both scale and security isolation. Walk away with actionable patterns for building resilient, scalable architectures.

Playbook

Editorial commentary · what to actually do about this on Monday

The concept
Cell-based architecture: SafetyCulture for hypergrowth scaling, Buildkite for security isolation + scale. Repeatable deployment units.
Why it matters
Cells solve scaling and blast-radius simultaneously. Avoid both single-cluster bottlenecks and single-point-of-failure risks.
The hard parts
Migrating an existing system to cells is brutal. The pattern works best when designed in from day one.
Playbook moves
(1) Identify cell boundaries early. Common axes: tenant size, region, security tier. Don't mix axes. (2) Migrate progressively; don't try to flip a whole estate. (3) Standardise the cell — heterogeneous cells defeat the purpose.
The surprise
Cells aren't just an architecture pattern — they're an *organisational* pattern. The team structure must mirror the cells, or operational complexity explodes. Most cell migrations fail because the org didn't move with the architecture. Conway's Law applies in reverse here too. ---

Independent editorial perspective — not an official AWS or speaker statement. Designed for executives evaluating what to brief their teams on next.

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