Underdog · 12 hours ago
Frontend Engineer
United States
Full-time
Remote
Mid Level
$135K/yr - $165K/yr
3+ years expUnderdog is a rapidly growing sports company focused on enhancing the sports experience through innovative products. The Frontend Engineer will work on cutting-edge projects to gamify user experiences, build performant front-end features, and collaborate with cross-functional teams to deliver high-quality web applications.
eSportsFantasy SportsGaming
Responsibilities
Work on cutting-edge projects that gamify and enhance the user experience across our products
Design and build clean, reusable, and performant front-end features that will be used by millions of sports fans
Collaborate closely with product managers, designers, and backend engineers to deliver elegant and responsive web experiences
Contribute to the upkeep and ongoing development of our design system and components
Write well-tested, high-quality code while participating in code reviews and ensuring engineering best practices
Work in a high-agency environment where your voice matters in technical discussions and product direction
Learn from talented engineers and leaders in the fantasy and sports betting space while contributing your own unique perspective and expertise
Qualification
Required
3+ years of professional experience building modern web applications
Solid understanding of React and its ecosystem (React Hooks, Context API, functional components, etc.)
Solid grasp of JavaScript (ES6+), TypeScript, and state management libraries such as Redux
Experience working with RESTful APIs
Comfortable collaborating cross-functionally with designers, product managers, and backend engineers
Strong attention to detail and commitment to delivering high-quality, user-focused experiences
Familiarity with testing frameworks (Jest, React Testing Library, etc)
Experience using GitHub and modern build tools (Webpack, Vite, or similar)
Strong communication skills and a collaborative, product forward mindset
Preferred
Experience with tools like Amplitude, DataDog and Storybook
Benefits
Unlimited PTO for full-time employees (we're extremely flexible with the exception of the first few weeks before & into the NFL season)
16 weeks of fully paid parental leave
Home office stipend
A connected virtual-first culture with a highly engaged distributed workforce
5% 401k match, FSA, company paid health, dental, vision plan options for employees and dependents
Company
Underdog
We’re the fastest-growing sports gaming company ever. Our mission is to build innovative games and products for American sports fans.
201-500 employees
H1B Sponsorship
Underdog has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
2023 (1)
Funding
Current Stage
Growth StageTotal Funding
$115MKey Investors
Spark CapitalBlackRockKevin Carter
2025-03-26Series C· $70M
2022-07-26Series B· $35M
2021-05-03Series A· $10M
Leadership Team
Jeremy Levine
Founder & CEO
Rishi Garg
Chief Financial Officer
Recent News
Mergers & Acquisitions
2025-10-19
2025-10-18
Company data provided by crunchbase