Associate Director, MERN/MEAN, GenAI

Marsh McLennan

Senior Full-Stack Engineer, Generative AI role at Oliver Wyman to design and build enterprise-grade AI-enabled solutions in a hybrid work environment. Seeking experienced engineers with a strong background in software development and LLMs.

Posted 6/30/2026full-timeGurugram • 🇮🇳 IndiaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in leading the design and delivery of AI-enabled features, with a strong focus on full-stack application development, API design, and cloud deployment. Proven ability to mentor engineers and champion best practices in software engineering within Agile environments.

Highest-signal resume keywords

AI-Enabled Feature DeliveryFull-Stack Application DevelopmentLarge Language Model (LLM) IntegrationNodeJS / NestJS and Python (FastAPI) ProficiencyAPI Design and Distributed Systems

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentAPI DesignNodeJSNestJSPythonFastAPIReactTypeScriptCloud DeploymentAgile Methodologies

Soft Skills

Strong Communication SkillsMentorshipCollaborationSound Engineering JudgmentDelivery-Focused Mindset

Tools & Technologies

CI/CDObservability ToolsTesting FrameworksDocumentation Tools

Industry Keywords

Production SystemsService-Oriented ArchitecturesDistributed SystemsEnterprise Constraints

Tech Stack

Tools & technologies

CloudDistributed SystemsDjangoNode.jsPythonReactTypeScript

About the role

Key responsibilities & impact

Lead the technical design and delivery of complex, AI-enabled features or services.
Design, build, and evolve full-stack applications using modern frontend and backend frameworks.
Build and maintain robust, high-performance APIs using NestJS / NodeJS or FastAPI / Python.
Integrate Large Language Model (LLM) capabilities into production systems, selecting appropriate patterns, tools, and architectures.
Guide the evolution of proofs of concept into production-ready, scalable solutions within enterprise constraints.
Own technical solutions end-to-end, including design, implementation, deployment, and operational readiness.
Make sound engineering decisions that balance security, scalability, reliability, maintainability, and testability.
Act as a hands-on engineer: write production code, review code, and contribute to testing and observability.
Champion strong engineering practices, including code quality, testing, CI/CD, and documentation.
Identify opportunities for reuse and contribute to shared components, patterns, and standards.
Collaborate closely with product, architecture, security, and platform teams in an Agile delivery environment.
Provide technical guidance and mentorship to other engineers through design discussions and example.
Contribute to continuous improvement of engineering practices within the team or domain.

Requirements

What you’ll need

13+ years of professional software engineering experience, including building and operating production systems.
2+ years of hands-on experience working with Large Language Models (LLMs) in applied or production contexts.
Strong proficiency in a modern frontend framework, ideally React with TypeScript.
Deep hands-on experience with NodeJS / NestJS and/or Python (FastAPI or Django).
Strong understanding of API design, distributed systems, and service-oriented architectures.
Proven experience deploying, operating, and supporting systems in cloud environments.
Experience working in Agile delivery teams and collaborating across disciplines.
Strong communication skills, with the ability to explain technical concepts to a range of audiences.
Sound engineering judgment and a pragmatic, delivery-focused mindset.

Benefits

Comp & perks

Meaningful technical ownership without people-management responsibilities
A collaborative, inclusive engineering culture with strong technical peers
Ongoing learning and professional development opportunities
Competitive compensation and benefits aligned with local market practices