Front End Engineer - Observable Plot
About Messari.
Messari is the leading provider of crypto market intelligence products that help professionals navigate crypto/Web3 with confidence. We bring transparency and smarter qualitative and quantitative analytics to the industry by combining a global research database with a comprehensive suite of data visualization and asset discovery tools. We help drive smarter participation in crypto from individuals and institutions alike.
The name “Messari” came from the Franciscan monks who declared "clean books" a moral imperative during the renaissance and pushed merchants to use proper accounting methods. This led to the flourishing of investment via "trust but verify" methods and industry growth throughout Europe. That's what we aim to do. Provide participants, investors, builders, platforms, and everyone else with reliable information to better participate in the crypto ecosystem.
Our users range from some of the most prominent analysts, investors, and crypto individuals to top organizations including Coinbase, BitGo, Anchorage, 0x, Chainanalysis, Ledger, Compound, MakerDAO, and many more.
Position Overview:
We are looking for a skilled Front-End Engineer specializing in creating data entensive visualizations using Observable Plot. In this role, you will collaborate with cross-functional teams, including designers, data engineers, and backend developers, to build intuitive and responsive interfaces that present complex datasets in clear and engaging ways.
* This is a short term contract ranging from 1-3 months.
Key Responsibilities:
- Design and develop interactive data visualizations using Observable Plot, D3.js, and ReactJS.
- Work closely with designers to translate visual concepts into functional and interactive data representations.
- Collaborate with backend engineers to fetch, process, and display dynamic data from various sources.
- Ensure the scalability, performance, and accessibility of web applications across different devices and browsers.
- Optimize and refactor existing code to improve performance, maintainability, and modularity.
- Stay up-to-date with the latest trends and best practices in front-end development and data visualization.
- Write clean, maintainable, and well-documented code that follows industry standards and best practices.
- Conduct code reviews and provide constructive feedback to peers.
- Troubleshoot and resolve issues related to web application performance, bugs, and user experience.
Required Qualifications:
- Proven experience with Observable Plot and D3.js for creating interactive data visualizations.
- Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
- 3+ years of experience in front-end development, with a strong focus on JavaScript, HTML, and CSS.
- Experience with version control systems, particularly Git.
- Proficiency in modern JavaScript frameworks and libraries (e.g., NextJS).
- Strong understanding of web performance optimization, including experience with lazy loading, bundling, and caching.
- Familiarity with RESTful APIs, WebSockets, and other data-fetching techniques.
- Excellent problem-solving skills and attention to detail.
- Strong communication skills and the ability to work effectively in a collaborative team environment.