Principal Engineer, Customer Messaging Platform

fis; Florida; On-site; USD 150,000 - 210,000; Full time

Benefits offered by this job

Competitive salary and benefits

Inclusive, diverse work environment

Resources to give back to your comunit

Job summary

FIS is seeking a principal engineer to shape the platform teams use to reach customers through email, push notifications and SMS. You will define messaging architecture, theming across brands, personalization and orchestration, and make it easy for engineers to deliver compliant, timely communications.

You will lead decisions on vendors and infrastructure, own deliverability and reliability, coach engineers, and translate business and regulatory needs into platform capabilities.

Qualifications

• Extensive experience architecting and delivering production-grade messaging platforms at scale.
• Hands-on experience with email delivery, push notifications and SMS.
• Knowledge of email deliverability and authentication (SPF, DKIM, DMARC) and SMS compliance.
• Strong experience with TypeScript and API design.
• Proven technical leadership across architecture, standards and cross-team delivery.
• Hands-on experience with AI coding tools and a point of view on how they change engineering work.
• Degree in computer science, engineering or a related field, or equivalent practical experience.

Responsibilities

• Define the architecture and technical strategy for customer messaging across email, push notifications and SMS.
• Build shared services for message templating, multi-brand theming, personalization and orchestration across channels.
• Own deliverability and reliability: email authentication, push delivery through Apple and Google, SMS carrier compliance, retries and failover.
• Lead decisions on messaging vendors and infrastructure, including build, buy or adopt tradeoffs.
• Build preference, consent and opt-out management that meets regulatory requirements for financial services.
• Make delivery, engagement and failure metrics visible to teams and stakeholders.
• Serve as the primary technical partner for business and product stakeholders who depend on customer messaging.
• Translate business, product and compliance needs into platform capabilities, roadmaps and clear tradeoffs.
• Enable AI agents and AI-assisted workflows to compose, personalize and send messages safely.
• Partner with design, web, mobile, security and platform teams to deliver consistent customer experiences.
• Shape the content platform that supplies copy and assets to messaging, web and mobile channels.
• Coach engineers and technical leads while strengthening engineering practices.

Skills

Messaging architecture

Email delivery

Push notifications

SMS

APNs/FCM

TypeScript

API design

AI tooling

Leadership

Education

Degree in computer science or engineering

Tools

Twilio

SendGrid

Braze

APNs system

Job description

FIS is seeking a principal engineer to shape the platform teams use to reach customers through email, push notifications and SMS. You will define messaging architecture, theming across brands, personalization and orchestration, and make it easy for engineers to deliver compliant, timely communications.

You will lead decisions on vendors and infrastructure, own deliverability and reliability, coach engineers, and translate business and regulatory needs into platform capabilities.