Senior Full-stack Engineer

Build and maintain event-driven backend services using Kafka, Node.js, NestJS, and TypeScript Design database schemas and write efficient, scalable queries in MySQL or PostgreSQL Write secure code for a fraud-sensitive platform, following PCI DSS best practices Develop and maintain REST APIs, ensuring seamless integration with frontend applications Contribute to the evolution of a microservices-based architecture Build frontend components and views using React and Tailwind CSS based on Figma designs Use AI coding tools (e.g. Cursor, etc.) to speed up development Collaborate with product and design teams to deliver user-facing features

6+ years of full-stack development experience Hands-on experience with Kafka in production environments Deep understanding of secure coding practices Experience with Node.js, NestJS, and TypeScript Experience with React and Tailwind CSS Experience with MySQL or PostgreSQL, including schema design and query optimization at scale Experience building and integrating REST APIs Experience translating Figma designs into production-ready components Proficiency with AI coding tools (e.g. Cursor, etc.) and effective prompting Strong communication skills in both spoken and written English

Startup experience Experience with microservices and event-driven architectures Experience with fraud detection, anomaly detection, or financial data modeling Familiarity with PCI DSS standards Broader knowledge of message queue systems beyond Kafka Background in fintech, payments, or e-commerce Experience with Ruby and Ruby on Rails Experience with Bootstrap Bachelor's Degree or Advanced Degree (Ph.D. or Master’s) in Computer Engineering, Computer Science, or equivalent