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Frontend Engineer II

Mopub

Software Engineering

Herzliya, Israel

Posted on Jun 4, 2025

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About AppLovin

AppLovin makes technologies that help businesses of every size connect to their ideal customers. The company provides end-to-end software and AI solutions for businesses to reach, monetize and grow their global audiences. For more information about AppLovin, visit: www.applovin.com.

To deliver on this mission, our global team is composed of team members with life experiences, backgrounds, and perspectives that mirror our developers and customers around the world. At AppLovin, we are intentional about the team and culture we are building, seeking candidates who are outstanding in their own right and also demonstrate their support of others.

Fortune recognizes AppLovin as one of the Best Workplaces in the Bay Area, and the company has been a Certified Great Place to Work for the last four years (2021-2024). Check out the rest of our awards HERE.

We are seeking a motivated and experienced frontend engineer to join our small fast-moving team and work on our Ad Review product’s dashboard.

Responsibilities:

Work on new and existing features for our Ad Review dashboard using React, TypeScript, Ruby and SQL.
Maintain a high standard of code quality and follow modern web development best practices.
Collaborate with other engineers to deliver features.

Requirements:

2-4 years of experience in full stack web development.
Bachelor's degree in Computer Science.
Proficient with React and TypeScript: hooks, component patterns, state management.
Experience with modern Javascript/Typescript, HTML5 and CSS/Sass.
Experience with server-side and/or scripting languages (Python Flask/Django or Node.js/Express preferred).

Preferred Qualifications:

Good communication and collaboration skills
Experience with testing frameworks (Rspec, Jest, React Testing Library)
Familiarity with Docker and CI/CD pipelines (GitHub Actions, Jenkins, etc.).
Knowledge of authentication/security best practices (CORS, CSRF, OAuth).
Experience scaling web apps (caching, background job queues, CDN strategy).
Understand RESTful API design and can debug network/browser issues.

AppLovin has become aware of a scam targeting jobseekers with fake “app optimization” and similar roles. We do not ask our candidates to download apps or make any form of payment(s). AppLovin works with applicants through our Careers page and applovin.com email addresses. If you are contacted through other unofficial channels (such as WhatsApp or Telegram) or asked to download an app or make a payment, these contacts are not legitimate. Confirm the information here and contact us directly with any questions.

AppLovin is proud to be an equal opportunity employer that is committed to inclusion and diversity. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status, or other legally protected characteristics. Learn more about EEO rights as an applicant here.

If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send us a request at [email protected].

AppLovin will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law. If you’re applying for a position in California, learn more here.

Please read our Global Applicant Privacy Notice to learn more about how AppLovin processes your personal information.

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