Senior AI Developer

Summary

Join RouteThis, a company revolutionizing technical support with AI-powered solutions, as a Senior AI Developer. You will build agentic AI systems to solve connectivity problems, lead LLM evaluation efforts, design robust prompts for voice and text interactions, mentor other engineers, and collaborate with product and CX teams. The ideal candidate possesses hands-on experience building AI products, familiarity with LLM evaluation techniques, and understanding of RAG and multi-modal inputs. Experience in startup environments and proven ability to design scalable software systems are essential. RouteThis offers flexible work arrangements, competitive compensation, stock options, and a supportive environment.

Requirements

• Hands-on experience building and shipping AI-powered products
• Familiarity in LLM evaluation techniques: tool correctness, grounding, hallucination detection, prompt tuning, safety, etc
• Understanding of RAG, multi-modal inputs, prompt engineering, and customer-specific customization
• Practical knowledge of LLM observability, model selection, and cost-performance tradeoffs
• Experience working in startup or high-speed product environments, where ownership and iteration are key
• Proven experience designing and building robust, scalable software systems
• Experience using AI developer tools (e.g., Cursor, Copilot, Surfboard) as part of your day-to-day workflow—and a willingness to share those practices to uplift the entire team
• A natural coach and mentor—someone who makes the team better by sharing insights, patterns, and feedback

Responsibilities

• Build agentic AI systems that solve real-world connectivity and support problems through planning, tool use, and multi-step reasoning
• Lead the effort in evaluating LLM usage for safety, correctness, hallucination, contextual relevance, and performance—ensuring the right model is used for the job
• Design robust prompts and workflows to support voice and text-based interactions across a wide variety of customer environments
• Guide and mentor other engineers, elevating the team’s ability to build agentic systems through design reviews, pairing, and shared tooling
• Partner with product and CX teams to deeply understand customer problems and drive intelligent solutions
• Prototype quickly to learn what works—and scale what does

Preferred Qualifications

• Voice interface or voice UX experience is a strong plus
• Familiarity with modern dev stacks (e.g., AWS, Python, Node.js, React) and CI/CD pipelines

Benefits

• Flexible work arrangements across Canada
• Competitive compensation
• Stock options
• A supportive environment for high-impact builders