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GitLab Core Engineering: Architecture, MCP & CI/CD Deep Dives Series' Articles

Back to Pavan Kumar Sadashiv's Series

Pavan Kumar Sadashiv

Nov 11

Part 1: Taming GitLab's EE::Project God Object — Extracting Ai::Catalog and Dodging the let_it_be Trap

#gitlab #ruby #rails #architecture

6 min read

Pavan Kumar Sadashiv

Nov 11

Part 2: Decoupling EE::Group URL Routing into Ai::DuoSettings::Paths Across 22 Files

#gitlab #ruby #rails #architecture

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 3: Supporting Non-ASCII Branch Names in GitLab Workspaces — AppSec CWE-78 & CWE-116 Deep Dive

#gitlab #security #ruby #devsecops

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 4: Exposing Grape REST Endpoints to GitLab's MCP Server — list_pipeline_schedules, Annotations & Auth Spec Traps

#gitlab #ruby #api #ai

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 5: Catching Vacuous RSpec Mocks & Adapting to Mid-Flight Feature Flag Cleanups (SecretsHelperSpec)

#gitlab #testing #rspec #ruby

4 min read

Pavan Kumar Sadashiv

Nov 11

Part 6: Sequential Patch Edits (description_edits) & Whole-Document Quick-Action Defense in MCP save_work_item

#gitlab #ruby #security #ai

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 7: Self-Correcting MCP Errors, Required-Param Prompts & Strict JSON Schema Fixes in GitLab

#gitlab #ai #ruby #api

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 8: Consolidating SavePipelineService & Scoping Active-Pipeline Polling Hints in GitLab MCP

#gitlab #ruby #cicd #ai

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 9: Surviving GitLab's CI/CD, Dangerfile, Trailers, omniscient_classes & Predictive Pipelines

#gitlab #cicd #devops #ruby

5 min read

Pavan Kumar Sadashiv

Nov 11

Part 10: High-Impact Bug Fixes Across GitLab & Mastering Upstream Maintainer Review Etiquette

#gitlab #opensource #ruby #architecture

4 min read