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Valtech

AI Engineer

Valtech

. Design and build agentic AI systems that facilitate conversational workflows for seller enablement .

Posted 6/11/2026full-timeRemote • 🇦🇷 ArgentinaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
MongoDBPython

About the role

Key responsibilities & impact
  • Design and build agentic AI systems that facilitate conversational workflows for seller enablement
  • Develop a chat-based seller assistant that:
  • Answers seller questions using enterprise data
  • Provides insights on ordering, pricing, and customer behavior
  • Generates pre-visit one-pagers to guide sales conversations
  • Integrate large language models (e.g., Claude, ChatGPT) with internal data sources and APIs
  • Apply prompt engineering, context engineering, and agent orchestration techniques to improve reliability and usefulness
  • Build and evolve the platform using LangChain and LangGraph (initially in Python)
  • Design persistence and data access layers using Mongo or other data stores
  • Collaborate closely with product, analytics, and engineering partners to shape both technical direction and use cases
  • Serve as a champion for modern AI coding assistant tools (e.g., Cursor) within the team
  • Help define standards and best practices as this AI capability scales

Requirements

What you’ll need
  • Experience as a full-stack or backend engineer building production systems
  • Strong foundation in software engineering fundamentals (APIs, data modeling, system design)
  • Familiarity with databases, data stores, and data modeling concepts (experience with MongoDB is a plus, but not required)
  • Hands-on experience working with LLMs (via OpenAI, Anthropic, or similar), including prompt design and evaluation
  • Experience integrating applications with enterprise data sources (APIs, databases, analytics platforms)
  • Comfort working in early-stage, ambiguous problem spaces where patterns are still emerging
  • Ability to communicate clearly with technical and non-technical stakeholders
  • Willingness to work on a Mac-based development environment
  • Experience using AI-assisted development tools (Cursor, Copilot, etc.) as part of daily workflow
  • Advanced English skills

Benefits

Comp & perks
  • Flexibility, with remote and hybrid work options (country-dependent)
  • Career advancement, with international mobility and professional development programs
  • Learning and development, with access to cutting-edge tools, training and industry experts
  • Medical, dental, and vision insurance for you and your family, plus employer contributions to Health Savings Accounts

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
PythonAPIsdata modelingsystem designprompt engineeringcontext engineeringagent orchestrationMongoDBLLMsenterprise data integration
Soft Skills
communicationcollaborationproblem-solvingadaptabilitystakeholder engagement