Remote AI/ML Engineer - Conversational Agents

Resolv Global; Oaxaca de Juárez; Remote; MXN 462,000 - 739,000; Full time

Job summary

Resolv Global is hiring junior AI/ML engineers to build agents for customer conversations via voice and chat. You’ll work on retrieval, orchestration, APIs, and integrations to turn prototypes into reliable production solutions.

You’ll collaborate with engineers, CX designers, and operations to deliver practical, secure AI-powered experiences. We welcome candidates with internships, research, or hands-on projects who want to grow in real-world AI applications and contribute to scalable systems.

Qualifications

• 1–3 years of experience in software engineering or ML engineering.
• Solid Python skills and familiarity with Git, Docker, and basic SQL.
• Experience with at least one cloud platform: Microsoft Azure, AWS, or Google Cloud.
• Hands-on experience with an LLM API, such as OpenAI, Anthropic, Gemini, or Azure OpenAI.
• Experience building an AI agent that calls tools or APIs, using a framework such as LangChain, LangGraph, or Semantic Kernel.
• Experience building a RAG pipeline, including document chunking, embeddings, vector search, and retrieval tuning.
• Experience building and consuming REST APIs, including authentication, rate limits, and versioning, with some exposure to API gateways.
• Experience connecting systems through webhooks, SDKs, or message queues, such as integrating an application with a CRM or database.
• Understanding of ML fundamentals, including embeddings, train/test splits, and evaluation metrics such as precision and recall.
• Professional written and spoken English and Spanish.

Responsibilities

• Build AI agents: Develop conversational agents that interact with users, call tools and APIs, and hand conversations off to human agents when needed.
• Develop retrieval pipelines: Build retrieval-augmented generation (RAG) pipelines that help AI agents answer questions using approved information sources.
• Integrate systems: Connect AI agents with CRMs, ticketing systems, databases, and messaging channels.
• Build and manage APIs: Work with API gateways, authentication, rate limits, and versioning.
• Support voice AI development: Help build voice agents using speech-to-text, large language models (LLMs), and text-to-speech in English and Spanish.
• Test and improve quality: Use evaluations, automated tests, and guardrails to improve accuracy, reliability, and safety.
• Support deployment and monitoring: Ship and maintain solutions through CI/CD, monitoring, and documentation.
• Collaborate across teams: Work with engineering, CX design, and operations colleagues to turn prototypes into production-ready solutions.

Skills

Python

Git

Docker

SQL

Cloud platforms

LLM APIs

LangChain

RAG pipelines

REST APIs

Webhooks

CRM integration

Embeddings

ML fundamentals

Tools

Azure OpenAI

OpenAI API

Anthropic API

Gemini API

Job description

Resolv Global is hiring junior AI/ML engineers to build agents for customer conversations via voice and chat. You’ll work on retrieval, orchestration, APIs, and integrations to turn prototypes into reliable production solutions.

You’ll collaborate with engineers, CX designers, and operations to deliver practical, secure AI-powered experiences. We welcome candidates with internships, research, or hands-on projects who want to grow in real-world AI applications and contribute to scalable systems.