Senior Fullstack Developer

We are seeking an experienced Senior Fullstack Developer to join our client's team and play a vital role in developing a cutting-edge service for electric vehicle (EV) drivers. This platform provides end-users with advanced EV route planning and highly accurate range predictions. As a key driver in our evolution into a seamless full-stack team, your primary focus will be on frontend development. You will partner directly with our Lead Developer to deliver core features, actively propose architectural improvements across the stack, and seamlessly transition to support our Java-based backend and AWS cloud infrastructure when needed. Core Responsibilities Frontend Development: Design, build, and optimize scalable user interfaces using React and TypeScript. Technical Leadership: Act as a mentor and take the lead in frontend architecture and design discussions. API & Integration: Build, maintain, and integrate robust APIs (REST and GraphQL) alongside external third-party integrations. Cloud Operations: Implement cloud-native solutions, deploying and operating applications within an AWS environment. Backend Contribution: Actively contribute to the Java/TypeScript backend and cloud infrastructure as project demands require. Quality Assurance: Ensure top-tier application security, performance, and overall system scalability. Required Qualifications 5+ years of professional experience as a developer working with both React and Java. Expert-level proficiency in React, JavaScript, and TypeScript. Solid, hands-on experience with AWS cloud services and architecture. Strong working knowledge of Java and Spring Boot. Familiarity with modern state management (e.g., Redux) and GraphQL. Proven track record with test automation and testing frameworks (e.g., Jest, Cypress). Highly Valued Skills (Nice-to-Haves) Experience building and maintaining map-based applications or tools. Familiarity with DevOps practices and CI/CD pipelines. Experience utilizing AI development tools (e.g., AWS Kiro). Knowledge of MongoDB, Docker, and Git. A strong understanding of efficiency and cloud cost engineering Exceptional communication skills with a highly collaborative mindset. Fluent in English (written and spoken). Work Setup Location: Primarily on-site, with flexible hybrid work benefits available.