Senior React.js Engineer (offline)

Requirements:
• Must have 4+ years of experience in web-based user-interface design;
• Deep understanding of React.js environment with 2+ years experience in commercial development;
• Deep knowledge and working experience with Redux, Typescript, Websockets;
• Experience with data visualization and data analysis as an advantage;
• Experience with interactive graphics (using SVG or Canvas), D3.js as a big plus;
• Flexibility, and willingness to ask questions, learn and try new approaches;
• Positive and able to adapt quickly to change;
• English — Upper-Intermediate.

Responsibilities:
• Creating high-scale, highly-performant interactive visualizations (graphs, maps, charts);
• Transform large and complex datasets to beautiful visualizations;
• Optimize application for maximum speed and scalability;
• Collaborate with other team members and stakeholders;
• Build reusable code and libraries for future use.

We offer:
• We strive to create an open environment where problems are solved by honest and rigorous discussion;
• A small team at a fast-growing fintech startup where each person has a big impact;
• Flexible work schedule;
• Modern coworking space in the center of Kyiv;
• Generous salary and bonus potential;
• Health Insurance;
• Team Events;
• Extra days of vacations.

About Koyfin

Koyfin is a rapidly growing fin-tech startup backed by some of the largest investors in Silicon Valley. Koyfin is building analytical tools for investors to research stocks and other investment ideas. The company has offices based in New York and Kyiv

Company website:
https://www.koyfin.com/about

DOU company page:
https://jobs.dou.ua/companies/koyfin/