iFood

Staff Software Engineer - Full Stack (Agent Cris)

iFood
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2 days ago
Brazil (city not specified)Staff+

Responsibilities

  • Design and implement AI agents serving restaurants through WhatsApp for investment acquisition and order growth.
  • Develop prompting, tool-calling, retrieval-augmented generation, and embedding-management pipelines.
  • Integrate agents with WhatsApp Business API, messaging systems, webhooks, and backend services.
  • Build and maintain scalable backend APIs and conversational-flow and state orchestration.
  • Implement observability, metrics, logs, and tracing to monitor agent performance and business impact.
  • Define and execute quality evaluations and automated tests for integrations and models.
  • Deploy and operate solutions on AWS or GCP using reliable engineering practices.
  • Apply data privacy and security practices to conversational data in compliance with LGPD.
  • Collaborate with product, design, and operations teams to prioritize hypotheses, validate quickly, and iterate based on results.
  • Investigate incidents, identify root causes, and implement structural improvements.

Requirements

  • Solid knowledge of Python or Golang.
  • Proficiency with LLMs and agents, including prompting, tool calling, RAG, and evaluation execution.
  • Experience with WhatsApp Business API, messaging integrations, and webhooks.
  • Strong backend development experience and experience building scalable APIs.
  • Familiarity with AWS or GCP and deployment pipelines.
  • Experience applying observability to AI systems, including metrics, logs, and tracing.
  • Experience with automated testing for integrations and model validation.
  • Knowledge of security, privacy, conversational data protection, and LGPD compliance.
  • Ability to decompose complex problems into high-impact deliveries using 80/20 prioritization.
  • Clear technical communication and ability to work with cross-functional teams.
  • Ownership mindset and commitment to continuous learning and post-incident improvement.
  • Experience with agent orchestration and autonomous agents is preferred.
  • Experience using LLMs for task automation, prompt generation, and evaluation pipelines is preferred.
  • Familiarity with Kubernetes and containerization for production operations is preferred.
  • Experience with large-scale messaging products or fintech and payments is preferred.
  • Open-source contributions, active participation in AI technical communities, and AI or conversational-systems publications or conference presentations are preferred.
iFood

About iFood

10,000+ employees

iFood builds a marketplace and logistics platform for food delivery and local commerce, connecting consumers, restaurants, and delivery partners across Brazil. Founded in 2011 and headquartered in Osasco (SP), it is backed by Movile and Prosus. The company monetizes via restaurant commissions, delivery fees, advertising, and financial services such as iFood Pago and meal-benefit cards, and handles on the order of 100 million customer orders each month.

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