Full Stack TypeScript Engineer – Next.js & AI

About this role

This role is open to candidates based in LATAM, Africa, and Eastern Europe. Please note that as this role supports U.S.-based clients, candidates must be available to work during U.S. business hours aligned with the client’s time zone.   Our client is a growing technology company building modern web applications powered by real-time data and AI-driven functionality. As the company continues to develop its technology infrastructure and digital products, they are seeking a Full Stack TypeScript Engineer – Next.js & AI to build and maintain scalable applications across both frontend and backend systems. ROLE OVERVIEW The Full Stack TypeScript Engineer – Next.js & AI will be responsible for developing, maintaining, and improving web applications across both frontend and backend systems. The Full Stack TypeScript Engineer – Next.js & AI will build responsive user interfaces using Next.js and React, develop backend functionality using TypeScript, Convex, and serverless functions, and integrate Claude LLM APIs to create AI-powered features and automated workflows. This role is ideal for a hands-on developer who enjoys solving technical problems, working across the entire application stack, and experimenting with modern AI technologies to build reliable and scalable products. LOCATION Fully Remote | 9:00 AM - 5:00 PM EST KEY RESPONSIBILITIES FRONTEND DEVELOPMENT - Develop responsive and dynamic user interfaces using Next.js 16 with App Router, React 19, and TypeScript. - Build modern web experiences using Tailwind CSS 4. - Implement animations and interactive experiences using Framer Motion. - Ensure applications perform reliably across different devices and browsers. - Build reusable and maintainable frontend components. - Optimize frontend performance, responsiveness, and overall user experience. - Integrate frontend applications with backend services, APIs, and real-time data. - Support AI-driven frontend experiences, including dynamic content and personalization. BACKEND DEVELOPMENT - Develop and maintain backend functionality primarily using TypeScript. - Build backend services using Convex real-time database and serverless functions. - Design and implement scalable APIs and database integrations. - Develop systems capable of supporting real-time data processing and application updates. - Integrate backend services with frontend applications and external platforms. - Troubleshoot backend issues and continuously improve system reliability and performance. AI INTEGRATION & AUTOMATION - Integrate Claude LLM APIs into applications and backend workflows. - Develop AI-powered functionality that supports automation, data processing, and dynamic application experiences. - Build workflows that use AI to improve internal processes and application capabilities. - Implement AI-driven features for content generation, personalization, and customer engagement. - Evaluate opportunities to incorporate AI into existing and future application functionality. - Maintain strong quality control when implementing AI-generated or AI-assisted functionality. FULL STACK APPLICATION DEVELOPMENT - Own development tasks across frontend and backend systems. - Ensure seamless communication and data flow between application layers. - Build complete application features from user interface through backend functionality. - Collaborate with design, product, and other stakeholders to translate requirements into working features. - Maintain scalable and maintainable application architecture. - Identify technical issues and implement practical solutions across the stack. TESTING & DEBUGGING - Test frontend and backend functionality before deployment. - Debug application issues and identify root causes across the technology stack. - Implement automated testing and quality assurance practices where appropriate. - Identify and resolve performance, integration, and reliability issues. - Use modern development and AI-assisted tools to improve debugging and development efficiency. - Maintain high standards for application stability and code quality. DOCUMENTATION & COLLABORATION - Maintain clear technical documentation across frontend, backend, database, API, and AI integrations. - Use Git and established version-control practices to manage code changes. - Collaborate effectively with product, design, and technical stakeholders. - Communicate technical progress, requirements, and potential blockers clearly. - Participate in technical discussions and contribute recommendations when appropriate. - Help maintain development standards and best practices as the technology stack evolves. QUALIFICATIONS EXPERIENCE - 2+ years of professional full stack development experience. - Experience developing both frontend and backend web applications. - Experience building and shipping production web applications. - Experience developing APIs and integrating applications with databases and external services. - Experience working with real-time data or serverless architectures is strongly preferred. - Experience integrating AI or LLM functionality into applications is preferred. SKILLS - Strong proficiency with TypeScript. - Hands-on experience with Next.js and App Router. - Strong experience developing applications with React. - Experience with Tailwind CSS or comparable modern CSS frameworks. - Experience implementing frontend animations using Framer Motion or similar technologies. - Experience with Convex or comparable real-time database technologies. - Experience developing and working with serverless functions. - Strong understanding of API development and integrations. - Experience working with real-time data and database integrations. - Familiarity with Claude LLM APIs or comparable LLM APIs. - Understanding of AI-powered application development a