Senior/Lead Full Stack Engineer - TypeScript, AWS - Ecommerce ScaleUp - React, Node.js, Serverless We''re working with a fast-growing E-commerce scale-up building a modern, cloud-native platform at real scale. They''re looking for a Senior/Lead Full Stack Engineer to help shape the technology, mentor engineers, and drive high-quality delivery across the product. This role offers real ownership, technical influence, and the chance to work on meaningful problems in a product-led environment. What You''ll Do Own and deliver impactful features end-to-end across Front End, Back End, and cloud Design scalable solutions using React, Node.js, TypeScript, and AWS Build and evolve serverless services using modern AWS tooling Drive continuous improvement through experimentation and A/B testing Contribute to and improve CI/CD and continuous delivery practices Mentor junior engineers and help raise the technical bar across the team Work closely with product and non-technical stakeholders to turn ideas into production-ready solutions What They Need Strong experience as a Senior or Lead Full Stack Engineer Deep hands-on experience with TypeScript, React, and Node.js Proven experience building serverless applications on AWS Familiarity with services such as Lambda, DynamoDB, API Gateway, SQS, AppSync, EventBridge, S3, and Cognito Comfortable owning technical decisions in ambiguous, fast-moving environments Strong communication skills and a collaborative mindset Passion for ment