Principal Engineer, Digital Experience & AI Platforms

Marsh; New York (NY); On-site; USD 140,000 - 279,000; Full time

Benefits offered by this job

Health benefits

401K plan

Tuition assistance

Employee assistance programs

Job summary

Marsh is seeking a highly experienced Digital Experience & App Dev Engineer to provide principal-level technical leadership for digital experience and application development initiatives supporting our CFO organization.

Based in our US main office, this role will be strongly hands-on and will help guide architecture, engineering standards, technical design, and delivery across AI, ML, data, and application engineering efforts.

Qualifications

• 15+ years of software engineering experience.
• Proven track record as a principal engineer, distinguished technical lead, or senior architect.
• Deep hands-on expertise in modern application, platform, and digital product engineering.
• Strong experience with Python, FastAPI or equivalent backend frameworks, ReactJS or similar frontend technologies.
• Strong experience with Kubernetes, Docker, MongoDB, PostgreSQL, CI/CD, and Git-based workflows.
• Experience with Databricks, ML-enabled products, forecasting/predictive use cases, and AI/agentic solutions such as LangChain and GPT-based applications.
• Strong understanding of software architecture, observability, scalability, security, and production operations.
• Demonstrated ability to mentor engineers and provide technical direction across multiple workstreams.

Responsibilities

• Provide principal-level technical leadership for the design and delivery of digital products, applications, and AI/ML-enabled platforms.
• Stay hands-on in architecture, design reviews, code reviews, prototyping, troubleshooting, and solving complex engineering challenges.
• Guide engineering direction across solutions built with Python, FastAPI, ReactJS, Kubernetes, Docker, MongoDB, PostgreSQL, GitHub, CI/CD, pipelines, and Databricks.
• Partner with data and ML engineers to support forecasting, predictive analytics, and finance-oriented data workflows.
• Mentor engineers, influence technical direction across multiple workstreams, and elevate engineering practices across the team.

Skills

Principal engineer

Hands-on engineering leadership

Software architecture

Mentoring engineers

Modern app engineering

Data & AI familiarity

Observability & production ops

Tools

Python

FastAPI

ReactJS

Kubernetes

Docker

MongoDB

PostgreSQL

GitHub

CI/CD

Databricks

LangChain

GPT-based apps

Job description

Marsh is seeking a highly experienced Digital Experience & App Dev Engineer to provide principal-level technical leadership for digital experience and application development initiatives supporting our CFO organization.

Based in our US main office, this role will be strongly hands-on and will help guide architecture, engineering standards, technical design, and delivery across AI, ML, data, and application engineering efforts.