Original job description
looking for someone with the following:
deep understanding of document retrieval / rag, tool calling, benchmarking and evaluating language models, building automations, workflows and agents
experience designing reliable ai systems, testing outputs, measuring accuracy, understanding failure cases and putting proper checks around probabilistic systems
deep understanding of building products that are actually polished and useful, able to make strong product decisions and design directly in code using and extending the existing design kit
leverages ai heavily to move at a high velocity, while keeping rigorous checks around code quality and maintaining a strong understanding of the code, architecture and decisions being made
experience building scalable production systems, including databases, apis, background jobs, queues, caching, integrations, observability and performance
strong understanding of testing and software quality, including unit/integration testing, ai evaluations, regression testing and monitoring systems after they ship
comfortable and enjoys owning problems end to end
strong react, typescript and nestjs experience, python
comfortable working across frontend, backend, ai systems and infrastructure
open to devs of all levels, likely hiring a senior lead and a jr/intermediate.
please include desired rate and seniority in your application
More about this job
Responsibilities
Design and build reliable AI systems, including RAG workflows, agents, and polished product interfaces. Develop and maintain scalable production infrastructure across the frontend, backend, and AI layers.
Requirements
Requires deep expertise in AI evaluation, probabilistic systems, and full-stack development using React, TypeScript, NestJS, and Python. Candidates must have experience building scalable production systems and a strong commitment to software quality and testing.
Skills
- RAG
- Tool Calling
- LLM Evaluation
- AI Agents
- React
- TypeScript
- NestJS
- Python
- Scalable Production Systems
- API Design
- Database Management
- Unit Testing
- Integration Testing
- Observability
- Performance Optimization
- Frontend Development
Visa sponsorship
Not detected in the job text
Categories
- Software
- Technology
- Engineering
- Data & Analytics
Keywords
- Full-Stack
- AI Developer
- RAG
- Document Retrieval
- Tool Calling
- LLM
- AI Agents
- React
- TypeScript
- NestJS
- Python
- Scalable Systems
- APIs
- Background Jobs
- Queues
- Caching
- Observability
- Unit Testing
- Integration Testing
- Regression Testing
- AI Evaluations
- Infrastructure
- Frontend
- Backend
- Product Design
- Code Quality
- Architecture
- Toronto
