Demand Planners Inc. | Remote (Canada) | Must work Eastern Time (Toronto) hours | Full-time

About UsDemand Planners Inc. supports CPG brands selling into major Canadian retailers, including Walmart, Loblaws and Sobeys, as well as ethnic grocery channels. We are building an in-house platform that automates the full order-to-invoice cycle, forecasts demand, and brings everything onto one live operations dashboard. We also want a modern, animated public website.

What You Will Do

- Build and maintain automation for orders, shipments, invoicing and reconciliation across retailers and distributors
- Integrate ERP systems (SAP, FocusX) with retailer portals, APIs and our internal platform
- Develop demand forecasting and replenishment models using POS, order, inventory and retailer forecast data
- Integrate retailer portals and APIs (e.g., Walmart Retail Link and Walmart APIs), EDI documents (850, 855, 856, 810) and third-party logistics partners
- Design data pipelines and a reliable data warehouse on AWS
- Build the operations dashboard, with KPIs such as sales vs forecast, POS sales and order fill rate
- Build a fast, responsive, animated marketing website for Demand Planners
- Apply AI/LLM tooling (agents, document extraction, anomaly detection) to reduce manual work
- Write clean, tested, documented code

Required Skills and ExperienceExperience

- 3+ years as a full-stack developer
- Experience in supply chain, distribution, CPG or retail technology
- Working knowledge of demand planning, replenishment, fill rate, OTIF and inventory health

ERP

- Hands-on experience with ERP systems such as SAP and FocusX:



data extraction, integrations, and order, invoice and inventory modules

Programming

- Solid JavaScript/TypeScript (Node.js plus Angular or React)
- Strong Python (pandas, NumPy, FastAPI/Flask)
- Strong SQL (PostgreSQL or similar) and data modelling

Forecasting and Machine Learning

- Time-series forecasting (Prophet, ARIMA/ETS, LightGBM/XGBoost)
- Deploying and monitoring models in production, including accuracy tracking (MAPE, WAPE, bias)

Cloud and Integrations

- AWS: Lambda, ECS, S3, RDS, API Gateway, EventBridge, IAM
- REST API design and integration, webhooks, OAuth
- EDI and SFTP file-based integrations

AI and Automation

- Experience building with LLM APIs (Claude, OpenAI), including document parsing of invoices and purchase orders
- Track record of replacing manual processes with reliable automation

Front-End and Website

- Data visualization (Chart.js, ECharts or D3)
- Web animation: GSAP, Framer Motion, Lottie, CSS animations
- Responsive, high-performance UI with SEO basics

Engineering Practices

- Git, CI/CD, Docker, automated testing
- Security fundamentals: secrets management and least-privilege access

Nice to Have

- Experience with Canadian retailers (Walmart Canada, Loblaw, Sobeys, Metro)
- Power BI or Tableau
- Experience as an early engineer at a small company

Details

- Location: Remote; must work Toronto (EST/EDT) hours

How to Apply

1. Your resume
2. A cover letter explaining your skills and relevant experience, especially in supply chain, ERP and automation
3. Your GitHub and/or portfolio link (animated web work is a plus)

📌 Full-Stack Developer, Supply Chain Automation & AI (Canada)
🏢 Demand Planners
📍 Canada