Principal Frontend Engineer (ReactJS/NextJS)

Must-Have Skills: 6+ years of experience in web development with React, with at least 3+ years of experience in web development with Next.js. 3+ years of experience leading a team of 4+ engineers to successfully build, deliver, and operate projects while fostering a collaborative and high-performance culture using Agile methodologies. Strong understanding of JavaScript/HTML/CSS fundamentals. Comprehensive knowledge of web security best practices. Familiarity with RESTful APIs and backend integration. Experience with frontend testing frameworks (Jest, Mocha, etc…) Experience in designing system architecture. Experience in designing and maintaining UI components (Storybook, Visual Regression Test, etc…) Familiarity with CI/CD pipelines and Docker. Strong product mindset with a solid sense of ownership and accountability. Excellent verbal communication skills in English. Nice-to-Have Skills: Hands-on expertise in application performance monitoring and optimization. Experience in designing and building backend applications, especially using Ruby on Rails Previous experience working in a multi-cultural environment. Knowledge of automation testing and end-to-end testing frameworks. Tech Stack: Fronted: TypeScript, Next.js Backend: Ruby, Ruby on Rails, Golang Infrastructure: AWS, Terraform, Kubernetes, Kafka Repositories: GitHub Project management: Asana, Jira Monitoring: Datadog, Rollbar CI/CD: CircleCI, ArgoCD, GitHub Actions Analytics: BigQuery, Google Analytics Communication Tools: Zoom, Slack, Figma, Miro