Underdog Logo

Underdog

Senior Frontend Engineer

Sorry, this job was removed at 11:09 a.m. (CST) on Wednesday, Mar 11, 2026
Remote
Hiring Remotely in United States
Remote
Hiring Remotely in United States

Similar Jobs

3 Days Ago
Easy Apply
Remote
United States
Easy Apply
145K-175K Annually
Senior level
145K-175K Annually
Senior level
Cannabis • eCommerce • Enterprise Web • Logistics • Payments • Software • Database
Design, build, and maintain scalable frontend applications using Vue 3 and TypeScript. Own feature delivery from design through production, build reusable components and architecture, improve performance and accessibility, collaborate with backend teams on APIs, write tests, mentor engineers, and help shape frontend tooling, CI/CD, observability, and security practices.
Top Skills: Composition ApiCore Web VitalsCSSDockerEsbuildEvent-Driven ApisGraphQLHTMLJavaScriptKubernetesNpmPiniaPlaywrightPnpmRestTypescriptViteVitestVue 3Vue Test UtilsVueVuexWcagYarn
2 Days Ago
Remote
USA
24K-46K Annually
Senior level
24K-46K Annually
Senior level
Information Technology • Consulting
Design, develop, and maintain responsive frontend interfaces and data-visualization dashboards (Kibana) using React/Angular. Integrate with backend APIs, deploy with Docker and Kubernetes, and collaborate in Agile/Scrum using Atlassian tools.
Top Skills: AngularConfluenceDockerEclipseGitIntellijJavaJdkJIRAKibanaKubernetesMavenReact
8 Days Ago
Easy Apply
Remote
USA
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Own end-to-end frontend development for core crypto payment flows across web and mobile. Improve latency, availability, and SLOs; build user-facing features (contacts, real-time transaction status); identify and fix performance bottlenecks; partner with product/design/backend; mentor junior engineers to reduce customer friction at scale.
Top Skills: Generative AiReactReact Native

At Underdog, we make sports more fun.

Our thesis is simple: build the best products and we’ll build the biggest company in the space, because there’s so much more to be built for sports fans. We’re just over five years in, and we’re one of the fastest-growing sports companies ever, most recently valued at $1.3B. And it’s still the early days.

We’ve built and scaled multiple games and products across fantasy sports, sports betting, and prediction markets, all united in one seamless, simple, easy to use, intuitive and fun app. 

Underdog isn’t for everyone. One of our core values is give a sh*t. The people who win here are the ones who care, push, and perform. If that’s you, come join us.

Winning as an Underdog is more fun.

About the role and why it's unique
  • 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
Who you are
  • Product-minded engineer with 6+ years of professional experience building modern web applications
  • Excellent understanding of React and its ecosystem (React Hooks, Context API, functional components, etc.)
  • Strong 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)
  • Excellent communication skills and a collaborative, product forward mindset
Even better if you have
  • Experience with tools like Amplitude, DataDog and Storybook

Our target starting base salary range for this position is between $160,000 and $240,000, plus target equity. The starting base salary will depend on a number of factors including the candidate’s skills and experience, among other things.

What we can offer you:
  • 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

#LI-REMOTE


We're a remote-first company and value in-person connection. That said, we expect everyone to gather 2-3 times per year for team and company offsites, trainings, and more.

This position may require sports betting licensure based on certain state regulations.

Underdog is an equal opportunity employer and doesn't discriminate on the basis of creed, race, sexual orientation, gender, age, disability status, or any other defining characteristic.

California Applicants: Review our CPRA Privacy Notice here. 

What you need to know about the Austin Tech Scene

Austin has a diverse and thriving tech ecosystem thanks to home-grown companies like Dell and major campuses for IBM, AMD and Apple. The state’s flagship university, the University of Texas at Austin, is known for its engineering school, and the city is known for its annual South by Southwest tech and media conference. Austin’s tech scene spans many verticals, but it’s particularly known for hardware, including semiconductors, as well as AI, biotechnology and cloud computing. And its food and music scene, low taxes and favorable climate has made the city a destination for tech workers from across the country.

Key Facts About Austin Tech

  • Number of Tech Workers: 180,500; 13.7% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Dell, IBM, AMD, Apple, Alphabet
  • Key Industries: Artificial intelligence, hardware, cloud computing, software, healthtech
  • Funding Landscape: $4.5 billion in VC funding in 2024 (Pitchbook)
  • Notable Investors: Live Oak Ventures, Austin Ventures, Hinge Capital, Gigafund, KdT Ventures, Next Coast Ventures, Silverton Partners
  • Research Centers and Universities: University of Texas, Southwestern University, Texas State University, Center for Complex Quantum Systems, Oden Institute for Computational Engineering and Sciences, Texas Advanced Computing Center

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account