Lead Full Stack Engineer - Remote US Based

About the role

The Lead Full Stack Engineer will help lead a cross-functional team to design, implement, and maintain the entire application stack, working in TypeScript from the back-end (serverless Node.js) through the front-end (ReactJS). The ideal candidate has significant experience in creating mature, supportable systems, as well as strong collaboration and leadership skills. This is a remote, US‑based position. The role is not eligible for sponsorship; candidates must be authorized to work in the United States.

Responsibilities

• Be a primary contributor to the development of a full-stack TypeScript application
• Implement, maintain, and support a back-end using Azure Functions
• Implement a secured data abstraction layer using GraphQL, SQL, and NoSQL
• Assist with creating the application front-end using ReactJS, building reusable components
• Define error handling and alerting patterns to maximize the supportability of the application
• Collaborate with the DevSecOps team to continuously improve observability and optimize software delivery
• Author unit tests, maintaining a high code coverage standard
• Work with the product team and key business partners to create and refine user stories
• Translate designs and wireframes into clean, scalable, and secure high-quality code, meeting functional requirements and architectural direction
• Develop software documentation and maintain architectural decision records for developed source code
• Conduct peer reviews of code for standard pull request activity
• Aid in support of production systems while driving continuous improvement to increase system resiliency and security
• Tackle complex technical implementations
• Provide guidance and mentorship for team members
• Be a key contributor to architectural planning and maintain associated documentation
• Influence technical strategy and own implementation and delivery against roadmap
• Help establish and champion code and pull request standards

Skills

• TypeScript
• JavaScript
• ReactJS (3+ years)
• Node.js (significant experience)
• GraphQL (professional experience)
• SQL/MySQL or PostgreSQL
• Unit testing
• Cloud platforms (Azure a plus)
• Third‑party API integration
• Resiliency patterns, error handling, logging, observability, scalability, security
• Azure Functions (plus)
• Automated testing beyond unit tests (end‑to‑end regression, integration) (plus)
• Financial services / fintech experience (plus)
• Event‑driven solutions (service bus, event hubs)
• Application Performance Management (APM)
• DevOps practices and tooling
• Strong Git source control
• Understanding of business use cases driving software features

Qualifications

• 10+ years overall web development experience
• 3+ years ReactJS development
• Strong proficiency in JavaScript and substantial experience with TypeScript
• Significant experience selecting and employing resiliency patterns, error handling, and logging strategies
• Substantial experience driving elements of resiliency, observability, and scalability
• Professional experience with GraphQL
• SQL experience (queries, schemas, ORMs)
• Experience designing event‑driven solutions (service bus, event hubs)
• Experience implementing and supporting third‑party integrations
• Experience building and shipping reliable/performant software, including proactive alerting and monitoring
• Experience in Application Performance Management