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Software Engineer Intern

Cresta· Engineering
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Hybrid (Toronto, Canada)CA$30/hr - CA$50/hrinternshipPosted 3mo ago

About the role

Software Engineer Intern at Cresta building systems that power real-time, AI-driven customer interactions in contact centers, focusing on latency, reliability, and measurable business outcomes.

Responsibilities

  • Design and build systems that support real-time AI-powered customer interactions
  • Work on features combining LLMs, data systems, and user-facing applications
  • Collaborate with engineers, product, and ML teams to ship production-ready solutions
  • Build systems for evaluation, monitoring, and continuous improvement of AI behavior
  • Optimize for low latency, high throughput, and reliability at scale
  • Take ownership of problems end-to-end—from identifying gaps to shipping solutions

Qualifications

  • Experience with one or more programming languages (e.g., Python, Go, Java, JavaScript, TypeScript)
  • Interest in building user-facing products, backend systems, or real-time/data-intensive applications
  • Familiarity with modern web development (frontend and/or backend), APIs, or system design fundamentals
  • Understanding of building reliable, maintainable systems—UI/UX quality, API design, or performance considerations
  • Curiosity about LLMs, AI agents, or production AI systems (no prior ML experience required)
  • Experience using AI-powered developer tools (e.g., Cursor, Claude Code) to accelerate development workflows
  • Strong proficiency in agentic coding workflows—collaborating with AI tools to design, implement, and iterate (a strong plus)
  • A driver mindset—proactive problem identification and initiative
  • Strong problem-solving ability and bias toward action

Skills

Required:PythonAI/LLMs
Nice to have:GoJavaJavaScript/TypeScriptReal-time systems

Benefits

  • Lunch and dinner can be expensed (up to $25 each) while in the office
  • Well-stocked office with snacks and drinks
  • Convenient downtown location near Union Station (public transit accessible)
  • PTO: 4 days
  • Exposure to cutting-edge AI systems in production
  • Potential return offer
  • Remote-friendly; no in-office mandate, but in-person collaboration encouraged
Last updated Sep 17, 2026. Interested? Apply on the company site.

About Cresta

AI Agents for Every Customer Conversation | Cresta

AI Agents for Every Customer Conversation | Cresta

AIAI AgentAutomationCXCrestaCustomer ExperiencePlatformorchestration
Company profileWebsite

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