Lead Sr Full Stack Engineer

Senior Full Stack Engineer Our client, a SaaS digital payment platform for the logistics industry, is looking for a Senior Full Stack Engineer for a lead role. This is a direct hire role with a hybrid schedule, located in Atlanta, GA. Day to Day: Lead the technical direction and architecture of our React-based web platform and Flutter mobile applications serving the logistics and payments industry Design and build scalable front-end features for our SaaS platform, including payment processing, invoice management, and carrier/fleet operations tools Establish and evolve our component library in Storybook, creating reusable, stateless components that accelerate feature development across the platform Drive the modernization of our codebase by leading migration efforts from legacy code to modern React patterns, TypeScript, and current best practices Leverage AI-assisted development workflows throughout the development lifecycle—from initial feature design and implementation to refactoring, test generation, and documentation Mentor and grow the front-end team through code reviews, pair programming sessions, and sharing best practices for both React development and effective AI-assisted workflows Champion engineering excellence by writing clean, well-tested code and establishing testing standards, including unit, integration, and end-to-end test coverage Collaborate with internal product managers, designers, and backend engineers to translate business requirements into technical solutions. Interact with customers and outside business teams as needed. Participate in Agile ceremonies including sprint planning, estimation, and retrospectives to maintain team velocity and delivery predictability Make key technical decisions on tooling, libraries, and architectural patterns that will shape the future of our front-end ecosystem Qualifications: 7+ years of professional front-end development experience with 4+ years of deep expertise in a front-end or back-end discipline Proven experience leading technical initiatives, making architectural decisions, and setting technical direction for front-end applications Strong understanding of React patterns, including hooks, context, component composition, and state management solutions (Redux, Zustand, Recoil, or similar) Experience building component libraries and design systems using Storybook, with a focus on creating stateless, reusable components that prioritize composition and performance Hands-on experience with AI-assisted coding tools (Claude Code, GitHub Copilot, Cursor, or similar) and well-developed opinions on effective AI interaction patterns and workflows Demonstrated ability to effectively prompt and collaborate with AI coding assistants to accelerate development, with experience integrating these tools into team workflows for code review, refactoring, test generation, or documentation Track record of mentoring and growing engineers through code reviews, pair programming, and technical guidance Experience with modern build tools (Webpack, Vite, Turbopack), testing frameworks (Jest, React Testing Library, Playwright), and CI/CD pipelines Experience working with APIs using Golang, Python, or a similar language. Experience with relational databases and developing transactional software. Serverless systems development experience working with AWS services like API Gateway, EC2, ECS, Lambda, S3, RDS, SQS, SNS, and Cognito. Demonstrated ability to write clean, testable code with strong automated testing practices, including unit, integration, and end-to-end tests Experience optimizing front-end performance including bundle size reduction, code splitting, lazy loading, and Core Web Vital Pluses: Demonstrated experience interacting with customers & external business teams outside of standard delivery Hands-on experience with Claude Code for development workflows such as code review, refactoring, or test generation Experience with Flutter for mobile development - we maintain several Flutter applications that need ongoing improvements and feature work Have experience in the logistics industry Have experience writing automation or other integration tests, or have experience with snapshot testing Salary Range - $185-200K. Compensation will depend on overall qualifications, education, experience, etc.