# Patrick Duchesneau

Senior SAP & AI-Assisted Development Lead  
Saint-Hubert / Greater Montreal | pilotmontreal@gmail.com

## Summary
- Experienced SAP development lead with 33 years of programming, project leadership, and enterprise integration expertise.
- Recent focus on AI-assisted development, GPT-based tools, automation, agents, and custom-built platforms.
- Strongest market fit: SAP leadership modernized with AI-assisted delivery.

## Experience
### Founder / Engineer — Bookiji Inc
11/2022 - Present
- Independent AI product development studio under Bookiji Inc
- Building AI-assisted platforms with deterministic guardrails and production discipline

### SAP Development Team Lead / Architect — Deloitte Canada
01/2021 - 01/2026
- Led and managed SAP development and integration delivery for a team of ABAP and PI/PO consultants in S/4HANA environments
- Owned SAP integration solutions (PI/PO, APIs, middleware) across multiple systems
- Technical lead and escalation point for SAP development and integration challenges
- Planning, prioritization, and coordination across multiple SAP projects; primary client contact on development and integration topics
- Mentorship, technical guidance, and architectural decisions for SAP development and integration strategy
- Final six months dedicated exclusively to Deloitte's AI practice, contributing to the design and delivery of internal generative-AI assistants
- Contributed to an RFP assistant automating proposal drafting and response generation
- Contributed to a legal assistant supporting contract and document-review workflows

### Math & Science Teacher — École Marie-Laurier
09/2020 - 01/2021
- Taught Mathematics to 5th-grade students and Science to Secondary 1 & 2 students
- Developed adaptive teaching methods and curriculum-aligned lesson plans

### Career Pause — —
03/2020 - 09/2020
- Professional break due to the global pandemic

### SAP ABAP Developer (Freelance) — IATA
07/2019 - 03/2020
- High-performance ABAP programs for large-scale SAP data migrations
- Enhanced IDOC frameworks for reliable real-time system communication
- SAP Gateway services integrated with Fiori apps; custom PO approval flows and workflow tuning
- Rebuilt internal SharePoint site structure for document access and collaboration

### Service Delivery Manager — CGI
03/2018 - 07/2018
- Managed a team of 14 SAP SD consultants and business analysts
- Delivered consulting for SAP optimization and resource planning

### SAP Development Manager — Domtar Inc.
06/2008 - 03/2018
- Managed SAP ABAP team and cross-functional SAP integrations
- Led development standards, delivery planning, and production support

### SAP Programmer & Team Lead (Freelance) — Various Clients
06/1995 - 06/2008
- Developed custom reports, interfaces, and ABAP conversion programs
- Delivered SAP solutions across multiple client engagements

## Projects
### BestOfMe
Personal career site with SAP/AI resume variants and evidence-backed claims
- Career profile layouts, resume exports, and approved-facts pipeline in production.

### JobHunt
AI-assisted career-search dashboard
- Structured job-search workflows, tracking, and resume tooling in production.

### Foodaloo
Food discovery and ordering experience
- Product UX and platform flows for food discovery and ordering use cases.

### Kinetix
Biomechanics-aware run analysis and coaching
- Cross-platform watchOS, iOS, and web coaching with scoring and analytics primitives.

### MyChessCoach
AI-assisted chess analysis and coaching
- Stockfish integration with analysis pipelines and model-assisted coaching flows.

### SubShield
Recurring-charge protection product
- Recurring-charge visibility and protection use cases.

## Skills
SAP Technical Architecture, ABAP & ABAP Objects, S/4HANA, SAP ECC & HANA, SAP Gateway, OData & Fiori Integration, IDoc, BAPI, RFC & Enterprise APIs, SAP PI/PO Integration, Reports, Interfaces & Data Conversions, Enhancements & SAP Workflow, Performance Tuning & Technical Debugging, Development Standards & Code Review, Integration Design & Delivery Governance, Team Leadership & Delivery Planning, Production Support & Technical Escalation, AI-Assisted SAP Delivery, LLM Application Architecture, Agent & Workflow Orchestration, Prompt & Context Engineering, Tool Calling & Structured Outputs, RAG & Evidence-Grounded Generation, Human-in-the-Loop Approval Flows, AI Guardrails & Output Validation, OpenAI, Claude & Vercel AI Gateway, AI-Assisted Engineering — Cursor & Codex, Next.js, React & TypeScript, Supabase, PostgreSQL & Row-Level Security, API, Authentication & Entitlement Design, AI Usage Metering & Cost Controls, CI/CD, Docker & Vercel