Principal Software Engineer - Full-Stack Leader

Ally-Financial; Detroit (MI); Hybrid; USD 110,000 - 180,000; Full time

Benefits offered by this job

Total Rewards program

Job summary

Ally Financial seeks a Principal Software Engineer to lead hands-on full-stack engineering for dealer-facing applications, spanning front-end, back-end, APIs, and cloud infrastructure with a focus on usability, reliability, and performance.

You will mentor engineers, define architecture standards, and collaborate with product, business, and engineering teams to deliver scalable solutions that improve dealer workflows and customer experiences.

Qualifications

• 7+ years of relevant experience or equivalent combination of education and experience.
• Bachelor’s Degree in Computer Science or equivalent.
• 3+ years in a technical lead or principal engineer role with ownership of architecture, delivery, and engineering standards.
• Proven ability to lead end-to-end engineering for dealer-facing applications with strong focus on usability, reliability, performance, and business impact.
• Mentor and coach junior and mid-level developers through technical guidance, code reviews, and hands-on collaboration.

Responsibilities

• Lead end-to-end full-stack engineering across front-end, back-end, APIs, data, and cloud infrastructure for dealer-facing applications, with a focus on usability, performance, resiliency, security, and maintainability.
• Own and coordinate release management activities for dealer-facing applications, including planning, dependency tracking, deployment readiness, rollback strategy, production validation, and post-release support.
• Identify technical risks related to architecture, scalability, security, production stability, and dealer impact, and propose practical mitigation strategies.
• Participate in sprint planning, technical estimation, dependency management, support prioritization, and delivery commitments with clear engineering ownership.
• Liaison between product, architecture, and development team members.

Skills

Technical leadership

Mentor engineers

Architectural guidance

Release management

Cross-functional collaboration

Education

Bachelor’s Degree in Computer Science or equivalent

Tools

Node.js

NestJS

TypeScript

React.js

Next.js

AWS

Lambda

API Gateway

Step Functions

S3

CloudFront

Terraform

IAM

Secrets Manager

Parameter Store

CloudWatch

Postgres

Oracle

Job description

Ally Financial seeks a Principal Software Engineer to lead hands-on full-stack engineering for dealer-facing applications, spanning front-end, back-end, APIs, and cloud infrastructure with a focus on usability, reliability, and performance.

You will mentor engineers, define architecture standards, and collaborate with product, business, and engineering teams to deliver scalable solutions that improve dealer workflows and customer experiences.