Staff Engineer, Platform

Summary

Join Cardata and become our Staff Full-Stack Engineer, building the future of mileage reimbursement solutions. You will design and develop scalable front-end and back-end systems using React, Next.js, TypeScript, and NestJS. This high-impact role requires architecting full-stack solutions, establishing best practices, and leading unit testing initiatives. You will collaborate with cross-functional teams and mentor other engineers. Success in this position demands strong proficiency in TypeScript, React, Next.js, and NestJS, along with experience with relational databases and AWS services. A product mindset and excellent communication skills are essential.

Requirements

• 8–12 years of experience building scalable, highly reliable software systems
• Strong proficiency in TypeScript, React, Next.js, and NestJS
• Solid experience with relational databases like PostgreSQL or MySQL
• Comfortable with TDD and unit testing frameworks, particularly JEST
• Understanding of Agile/Scrum and modern CI/CD practices
• Experience with AWS services (e.g., EC2, Lambda, SNS/SQS)
• Strong time management and the ability to estimate, scope, and deliver work reliably
• Excellent communication skills and the ability to collaborate across teams
• A product mindset—balancing technical decisions with business context
• Proven ability to take ownership of projects from concept to dep

Responsibilities

• Architect and implement full-stack solutions using React, Next.js, TypeScript, and NestJS
• Help stand up the foundational components of our new platform using a component library and design system
• Design, develop, test, and maintain new features of the platform
• Establish and advocate for best practices, design patterns, and coding standards
• Write clean, efficient, and maintainable code that adheres to best practices and standards
• Lead unit testing initiatives and ensure high test coverage (bonus points for experience with JEST)
• Participate in design discussions, RFC reviews, and pull request reviews to ensure technical excellence
• Collaborate cross-functionally with Product Managers, Designers, and Engineers to translate ideas into deliverables
• Stay current with industry trends, tools, and technologies—and share your knowledge with the team
• Provide mentorship and technical leadership to other engineers
• Break down complex problems into actionable steps and deliver on key milestones

Preferred Qualifications

Bachelor's or Master's degree in Computer Science, Software Engineering, or an equivalent educational experience