Principal Full-Stack Software Engineer

Position Purpose

The Principal Full-Stack Software Engineer serves as a senior technical leader responsible for designing, evolving, and scaling critical customer-facing and operational systems across First Fed’s digital banking ecosystem. This hands-on role is focused on delivering high-quality, cloud-native systems with an emphasis on customer experience, frontend development, and platform reliability. The role operates at a systems level—owning complex integrations, improving existing workflows, and modernizing legacy solutions without disrupting the business. This engineer will also help elevate engineering practices and leverage AI-assisted development and intelligent automation to improve delivery speed, system quality, and user outcomes.

Essential Functions

• Engineering & System Ownership

• Design, build, and maintain cloud-native applications and services in Azure.
• Own systems end-to-end across frontend, backend, APIs, and data flows.
• Write high-quality, maintainable production code.

• Customer Experience & Frontend

• Build modern, responsive web applications using React, TypeScript, and modern UI patterns.
• Create intuitive, performant, and accessible user experiences.
• Partner with Product and Design to translate workflows into high-quality digital experiences.

• API & Integration Development

• Design and implement RESTful and event-driven APIs.
• Integrate with core banking systems, fintech partners, and internal platforms.
• Build resilient data flows for ingestion, validation, and reconciliation.

• Modernization & Reliability

• Improve and modernize legacy systems and workflows.
• Strengthen system reliability through monitoring, alerting, and observability.
• Develop internal tools to improve operational visibility and efficiency.

• DevOps & Engineering Productivity

• Build and maintain CI/CD pipelines using GitHub and modern DevOps practices.
• Apply automation and Infrastructure-as-Code for scalable deployments.
• Improve developer experience and delivery velocity.

• AI-Augmented Engineering

• Use AI-assisted tools to improve development speed and code quality.
• Earnest practical AI capabilities into systems (e.g., validation, routing, decision support).
• Identify high-impact use cases for AI in customer and operational workflows.

• Technical Leadership

• Set engineering standards and best practices.
• Lead design discussions and influence architecture decisions.
• Mentor engineers and contribute to team growth.

Qualifications & Requirements

• Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field.
• 15+ years of software engineering or full-stack development experience.
• Strong experience with Microsoft Azure (Functions, Container Apps, Event Hub, APIM).
• Deep experience with frontend development (React, TypeScript, JavaScript, HTML/CSS).
• Hands-on experience with backend languages (C#, Go, or Node.js).
• Experience with automation and workflow technologies (Power Automate, GitHub Actions).
• Familiarity with SQL/NoSQL databases (PostgreSQL, MongoDB, Azure SQL).
• Experience implementing secure development patterns and OAuth2/Azure AD security.
• Experience with CI/CD, GitHub, Docker, and Terraform.
• Strong understanding of system reliability, scalability, and observability.
• Familiarity with AI-assisted development and applied AI use cases.
• Experience in banking, fintech, or regulated industries.
• Excellent analytical, debugging, communication, and cross-team collaboration skills.

• Requirements

• Physical Requirements
• Pay Range
• Benefits
• Equal Opportunity Employer