Company:
Oliver Wyman

Description:

Job Overview:

The Senior Applications Developer is a senior technical contributor responsible for designing, developing, and delivering modern enterprise applications that simplify business processes, improve user experiences, and increase operational efficiency.

The role combines strong full-stack application development using the MERN stack — MongoDB, Express.js, React, and Node.js — with workflow engineering, API and system integration, cloud technologies, and emerging agentic AI capabilities.

The idóneo candidate is an experienced software engineer who can translate complex business requirements into intuitive, scalable, secure, and maintainable applications. This individual will own solutions across the application lifecycle—from architecture and user experience through business logic, workflow orchestration, integrations, data, deployment, monitoring, and continuous improvement.

A key focus of the role will be designing applications that orchestrate work across users, systems, data, APIs, automation,



and increasingly AI agents and intelligent services. The Senior Applications Developer will help establish patterns for incorporating generative AI and agentic technologies into enterprise applications where they deliver measurable business value.

Key Responsibilities

• Lead the design and development of enterprise-grade applications from concept through production, supporting business, analytics, automation, and data-driven use cases.
• Design, build, and maintain full-stack applications using the MERN stack: MongoDB, Express.js, React, Node.js, JavaScript, and TypeScript.
• Develop modern, responsive, accessible, and high-performing user experiences using React and contemporary front-end development patterns.
• Design application architecture spanning user interfaces, business logic, workflows, APIs, integrations, data services, cloud components, and AI-enabled capabilities.
• Design and implement application workflows t

📌 Oliver Wyman (Ciudad de México)
🏢 Marsh Mclennan
📍 Ciudad de México