AI Applications Developer

Company:

Description:

AI Applications Developer

We are seeking an AI Applications Developer to join our team at Marsh. This role will be based in Mexico City. This is a hybrid role that has a requirement of working at least three days a week in the office. As an AI Applications Developer at Marsh you will be design build and deploy production-grade AI applications that automate and enhance finance operations. Youll work end-to-end from solution design to deployment and monitoring. Candidates from diverse backgrounds are welcome; proven success delivering ML and DS projects and LLM-powered applications matters most.

We will count on you to:

• AI App Delivery: Architect and deploy LLM-powered applications with secure backends and integrations.
• LLM & Agents: Use LLM APIs (OpenAI Azure OpenAI Anthropic Google).
• Implement tool/function calling multi-turn flows guardrails and error recovery using agent frameworks.
• Prompt Engineering: Design system prompts tool schemas guardrails; maintain prompt versioning.
• Memory & Context: Implement conversation/session memory summarization/distillation caching and cost-aware context strategies.
• Evaluations: Define golden sets and automated LLM evaluations (grounding hallucinations latency cost) plus human-in-the-loop gates.
• MLOps & Ops: CI/CD monitoring (quality latency cost) tracing/observability rollback/fallbacks; enforce security compliance and data privacy.
• Collaboration & Documentation: Translate business needs into technical designs; write clear documentation and mentor peers.

What you need to have:

• Must have real production experience deploying Agentic Applications.
• 5 years of experience delivering machine learning and data science projects in production including modeling deployment and monitoring.
• Strong Python skills for application and service development; solid API design experience.
• Hands-on experience with LLM APIs prompt engineering and agent frameworks (extra points for in-depth LangChain/LangGraph experience).
• Cloud experience (Azure or AWS) for secure deployments (serverless or containerized) secrets/configuration IAM.
• Proficiency with Git/GitHub and SQL; rigorous data handling and privacy practices.
• Excellent communication skills in English (C1).

What makes you stand out:

• Orchestration (Airflow/Dagster) feature stores event buses.
• Kubernetes/Docker API gateways OAuth.
• Finance domain exposure (forecasting anomalies reconciliation commentary) useful context not mandatory.

Why join our team:

• We help you be your best through professional development opportunities interesting work and supportive leaders.
• We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues clients and communities.
• Our scale enables us to provide a range of career opportunities as well as benefits and rewards to enhance your well-being.