AI Engineering Services: Custom LLMs & AI Systems
DevDec
DevDec designs custom LLMs, agentic workflows, and the production software around them. The studio was founded in 2012 by Junal Rahman and works from 6 Come by Chance Mews, Mississauga, ON L5N 1J8. Call (647) 895-3832. Teams in Toronto and the Greater Toronto Area use that practice for the AI system and for the app it needs.
Services
Agentic workflows, custom models, and the software those systems sit inside.
Agentic AI and workflows
Autonomous AI agents and intelligent workflows built to handle meaningful business tasks and automate operations.
AI integration and modernization
Custom LLMs and machine learning embedded into existing systems and daily workflows, including legacy platforms that need a modern path.
Intelligent custom software
New web platforms and cross-platform iOS and Android apps, with AI infrastructure where it adds a real return.
Applied AI on shipped products
Published work includes custom LLM and GPT integration, predictive data modeling, natural language processing, computer vision, and OCR.
Selected work
Published DevDec projects that already describe an AI, OCR, or large internal software build.
Coco
An AI-driven iOS and Android app that protects consumers across North America from unsafe products and scams.
SleepGofer
A custom AI-powered mobile app that tracks sleep and delivers intelligent insights.
Skantrix
A web and mobile app that helps healthcare professionals calculate gastric fluid volume from ultrasound images, built with AI and OCR.
Burrito Boyz Ecosystem
Custom restaurant inventory, prep tracking, and multi-location supply chain software for Burrito Boyz across Ontario.
Questions
Where is the DevDec AI engineering team based?
DevDec is based at 6 Come by Chance Mews, Mississauga, ON L5N 1J8. The studio works with clients in Mississauga, Toronto, the Greater Toronto Area, the rest of Ontario, and across Canada.
How long has DevDec been engineering software?
DevDec was founded in 2012 by Junal Rahman. The company has 14 years of engineering work and has served more than 200 clients.
What kind of AI engineering does DevDec do?
DevDec builds agentic AI and workflows, integrates custom LLMs and machine learning into existing systems, and ships the web and mobile software around that intelligence. Published examples include Coco, SleepGofer, and Skantrix.
How do we start an AI engineering project?
Send the project through the quote form at devdec.ca/get-quote, call (647) 895-3832, or email contact@devdec.com. A fixed-price repair for an app that is already built is a separate offer at devdec.ca/rescue.
Related services
- AI agents for one business task
A custom agent for follow-ups, intake, booking, or CRM updates. One task, live in about 2 weeks, from $4,000. A $500 Launch Audit maps where to start, and that fee is credited toward a build.
- Custom software development
When the work is an internal platform or a legacy system, rather than a model, it is scoped as custom software for Mississauga, Toronto, and the GTA.
Start a project
Tell us about the product on the quote form, call (647) 895-3832, or email contact@devdec.com.