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Senior UI Front-End Developer

Seeking Alpha

Seeking Alpha

Software Engineering, Design
Posted on Monday, July 8, 2024

Senior UI Front-End Developer

  • Tech
  • Poland
  • Mid-to-Sen
  • Full-time


Why we’re a great company to work for:

Seeking Alpha is the leading online destination for engaged investors. We have an awesome product. Our crowdsourced research and cutting-edge investing tools are helping nearly 300,000 paying subscribers exceed their financial goals.

We care about work-life balance: We work primarily from home, provide lots of perks, and insist that you enjoy them.

We invest in people. We consider each employee a long-term investment, and we see value in continuously nurturing and training our teammates.

About The Role:

You will be responsible for creating visually appealing and user-friendly web interfaces. You will work closely with our design and development teams to implement high-quality web applications. The ideal candidate should be proficient in JavaScript, TypeScript, ReactJS, CSS3, Responsive design, Storybook, Git.


  • Proven experience as a Frontend Developer or similar role 4 years min.
  • Strong proficiency in JavaScript and TypeScript - 4 years min.
  • Extensive experience with ReactJS min 2 years and related technologies.
  • Implement responsive design principles to ensure applications work well on a variety of devices and screen sizes.
  • Collaborate with designers to translate UI/UX wireframes into high-quality code.
  • Use Storybook to develop and document UI components.
  • Optimize web applications for maximum speed and scalability.
  • Ensure cross-browser compatibility and resolve front-end performance issues.
  • Participate in code reviews and contribute to team best practices.
  • Use Git for version control and collaborative development.


  • Proven experience as a Frontend Developer or similar role.
  • Strong proficiency in JavaScript and TypeScript.
  • Extensive experience with ReactJS and related technologies.
  • In-depth knowledge of CSS3, including Flexbox, Grid.
  • Experience with responsive design and mobile-first development.
  • Familiarity with Storybook for UI component development.
  • Proficient with Git and version control systems.
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and teamwork abilities.
  • Ability to work in a fast-paced, agile development environment.

Nice to have:

  • Knowledge of modern build tools and workflows (e.g., Webpack, Babel).
  • Familiarity with testing frameworks and tools (Jest, RTL).
  • Experience with RESTful APIs.