GrepJob
Wizeline

Senior AI Agent Engineer 

Wizeline
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about 4 hours ago
Remote, ArgentinaSenior
H1B Sponsor

Responsibilities

  • Design and deliver tool-augmented AI agents and multi-step reasoning pipelines.
  • Integrate agents with business systems, tools, and data sources.
  • Own the agent development lifecycle from scoping through monitoring and iterative tuning.
  • Develop LLM orchestration, planning, model selection, prompt engineering, and evaluation workflows.
  • Harden AI agents for scale, safety, reliability, and maintainability.
  • Implement security guardrails and PII protection for enterprise-facing AI products.
  • Continuously optimize agent performance and contribute to AI engineering best practices.

Requirements

  • At least five years of production software engineering experience using TypeScript/Node, Go, or Python, with strong API design, testing, and debugging practices.
  • Hands-on experience with LLMs such as GPT, Claude, Gemini, or fine-tuned open-source models, including prompt engineering, function/tool calling, model selection, and evaluation.
  • Experience designing Retrieval-Augmented Generation systems, embedding pipelines, and semantic search using tools such as Pinecone or Weaviate.
  • Expertise with agent orchestration frameworks such as LangChain/LangGraph, OpenAI Agents SDK, or CrewAI.
  • ML and DevOps literacy covering containerization, CI/CD, GPU/AI infrastructure, caching, and automated evaluation of nondeterministic systems.
  • Experience enforcing security guardrails and protecting PII in user-facing AI products.
  • Advanced English proficiency at B2 or C1 level, plus strong communication and collaboration skills.
  • Real-time or voice agent delivery experience, familiarity with MCP, A2A, or supervisor/critique agent patterns, relevant domain experience, and automated prompt or agent regression testing experience are preferred.

Benefits

  • Continuous learning and professional development opportunities
  • Global collaboration opportunities
  • Flexible and collaborative culture
  • Benefits vary by employment type and location
Wizeline

About Wizeline

1,001-5,000 employees

Wizeline, a global technology services provider, builds the best digital products and platforms at scale. We focus on measurable outcomes, partnering with our customers to modernize core technologies, mature data-driven capabilities, and improve user experience.