Patrick Clery

Workforce management platform using AI and IoT to remove complexity from scheduling and compliance.

• Led application security hardening for SOC 2 compliance (Ruby, TypeScript, Auth0), enforcing modern password policies, brute force protection, and eliminating legacy default credentials
• Designed and built Permit.io ReBAC integration (Ruby, Docker, Sidekiq), mapping 9 domain resources into a relationship-based authorization model with feature-flagged sync pipeline
• Built supervisor delegation backend end-to-end (Ruby, gRPC, Protobuf), delivering CRUD operations, access-level filtering, and delegated-tag support across 8 stories
• Enhanced importLocations GraphQL API across 3 microservices (Ruby, TypeScript, gRPC), adding association support and actionable error messages for enterprise branch imports
• Implemented invitation audit logging (Ruby, PostgreSQL, RSpec), delivering full onboarding traceability with 49 TDD-driven tests across 3 invitation types
• Root-caused flaky CI failures by analyzing 709 runs (Ruby, RSpec, GitHub Actions), identifying materialized view transaction leaks and stabilizing the parallel test pipeline

B2B SaaS for past-due payment collection via email campaigns and branded payment portals.

• Built analytics dashboard analyzing 1M+ records in under 1s
• Led team of 5 engineers with code reviews and pair programming
• Split payments API from Rails monolith, scaling team from 3 to 15 engineers
• Integrated 15 payment gateways (Stripe, Square, Moneris, etc.)
• Presented 50+ live coding demos that became the engineering handbook

Fisheries management SaaS for accurate catch reporting to government bodies.

• Modeled fishing industry supply-chain in PostgreSQL
• Built real-time SPA with Turbolinks and WebSockets