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# Senior Frontend Engineer

- **Company:** MarineTraffic
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $26,000.0
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Computer Animation, Geographic Information Systems, Artificial Intelligence, Cascading Style Sheets (CSS), Profiling, Computer Programming, Data Visualization, Github, Google Maps, Next.js, Responsive Web Design, Systems Integration, TypeScript, Web Applications, Web Performance Optimization, Web Usability, Wireless Networks, Link Control Protocol, Tailwind, ReactJS, Large Language Models, Git Flow, Material UI, Real Time Data, Front End Software Development, React Redux, Restful APIs, Software Version Control
- **Published:** July 8, 2026
- **Apply:** https://www2.jobdiva.com/portal/?a=j7jdnwgck4wulo816y7l865pzq556q05f5cqdk65b0o0dpy0m5p196w9a9ln1g3w&compid=0/jobs/32555127#/jobs/32555127

## About the Role

The ideal candidate has expert-level command of React, Next.js, and modern CSS/Tailwind, with a focus on mobile web optimization and reliability at scale. Success requires strong technical decision-making and clear communication to align engineering standards with product goals., * Programming Skills: Proficiency in JavaScript and TypeScript, with strong command of React and Next.js.

 * Mobile Web Expertise: Deep understanding of mobile web performance, responsive design patterns, touch interaction, and the constraints of low-bandwidth mobile environments.
 * Styling: Strong command of modern CSS - including layout, animation, and responsive design patterns.
 * API Integration: Experience consuming REST APIs, handling real-time data, and managing complex client-side state with tools such as React Query, Zustand, or Redux.
 * Performance: Hands-on experience optimizing Core Web Vitals and measuring performance with tools like Lighthouse, WebPageTest, or Chrome DevTools.
 * Version Control: Proficient in Git-based workflows and code collaboration via GitHub or similar platforms.
 * Strong problem-solving instincts and the ability to operate effectively in a self-directed, fast-paced, consumer-facing product environment.

Nice to Have

 * Experience with geospatial data, mapping libraries (e.g., Mapbox, Google Maps), or data visualization.
 * Familiarity with AI feature integration in web products, such as personalization or LLM-backed experiences.
 * Experience with Tailwind CSS or a similar utility-first CSS framework.

## Description

* Designing, building, and shipping features for client web applications using React and Next.js, with a mobile-first approach throughout.
 * Collaborating with product managers, designers, and data teams to translate weather data and AI capabilities into intuitive, responsive user experiences.
 * Owning performance profiling and optimization targeting Core Web Vitals (LCP, CLS, INP) to ensure smooth rendering, fast load times, and reliable behavior across mobile networks and devices.
 * Building responsive, accessible UI components that work seamlessly across screen sizes, with mobile web as the primary target.
 * Integrating with backend APIs and real-time data streams for weather data, mapping, and analytics.
 * Contributing to frontend architecture decisions, code standards, and review practices that maintain quality across an actively developed codebase.


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