Job Directory Gumgum JavaScript Engineer

JavaScript Engineer Gumgum
Santa Monica, CA

GumGum delivers digital advertising inline with images and content, creating high engagement for brands and new revenue for publishers.

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About Gumgum

Job Description

As a JavaScript Engineer at GumGum, you'll build and maintain our main ad server client that is used on thousands of publisher sites. You'll create and implement new features and services, as well as improve existing code.

You are skilled at writing both vanilla JavaScript and using new libraries and packages. You're using ES6 and are comfortable with building tools. You enjoy working in a highly collaborative environment, sharing, and contributing to our team's collective knowledge, processes and code implementations.


* Design, develop, and maintain new features and improvements for GumGum's Ad Server JavaScript library
* Implement tests, ensuring proper functionality and graceful degradation on multiple browsers
* Support and troubleshoot implementations of the script on publisher sites
* Collaborate with a variety of teams including Big Data, DevOps, Product, and Publisher Development


* At least three years of JavaScript experience
* Core understanding of JavaScript, including ES6 and modern building tools
* Extensive knowledge of Web technologies like HTTP protocol, CDNs and server-side cache techniques
* Extensive experience working directly with the DOM and BOM, cross-frame communication and code injection and execution.
* Knowledge of HTML5 and CSS3 features, polyfills and graceful degradation
* Extensive experience with Cross-browser compatibility and browser developer tools
* Experience with embedded 3rd party scripts
* Experience with Git, automation tools and command-line style of work
* Strong communications skills and customer service attitude


* Server-side JS
* Interest in functional programming
* Experience with TDD, Unit test and UI test software, headless software
* Interest and experience in web and mobile advertising


* Strong medical, dental and vision plans
* Healthcare and dependent care FSA
* 401k plus match
* Pet wellness discount
* Commuter perks
* Generous paid parental leave
* Stock incentive program
* Unlimited paid time off and sick leave
* Fitness reimbursement
* Continuous learning and professional development
* Company-wide hackathons
* Stocked kitchen with plenty of snacks
* Dog-friendly office
* Located in hotbed of tech startups, just blocks from the beach!
* Plenty of gum!

About Gumgum

GumGum delivers digital advertising inline with images and content, creating high engagement for brands and new revenue for publishers.

500 employees

1314 7th street, floor 5

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