> Markdown version of [/jobs/ext/2704206-ui-engineer](https://www.wearedevelopers.com/jobs/ext/2704206-ui-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # UI Engineer - **Company:** ONE STOP COLLECTIBLE CORP - **Location:** United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Automation of Tests, Cascading Style Sheets (CSS), Continuous Integration, Relational Databases, Linux, Github, Apache Maven, NoSQL, Systems Development Life Cycle, Selenium, Software Engineering, Subversion, Web Application Frameworks, ReactJS, Build Management, AngularJS, Integration Tests, Information Technology, Production Code, Front End Software Development, Software Version Control - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/sr-ui-engineer-sovrn-com-8254623 ## About the Role * 3+ years' experience designing and developing software products with focus on front-end UI * Proficient in JavaScript, HTML, CSS * Experience with single page application development using modern JS frameworks such as Angular, React, Backbone * Knowledge of web and internet fundamentals * Understanding of both relational databases and NoSQL databases * Development experience on Linux platforms * Experience with source control tools (GitHub, svn, etc) * Experience with build and deployment tools (Maven, etc) * Experience with full SDLC * Ability to work within a fast-paced, agile development environment * Excellent written and verbal communication skills * B.S. in Computer Science, or equivalent work experience Bonus Points! * Advertising industry experience * Experience with automation test frameworks such as selenium * Knowledge in Java and Python ## Description * Work within an agile team to develop publisher utilities * Work with data science team to deliver value to our publishers * Translate requirement and use cases into functional applications * Design, build and maintain efficient, reusable and reliable code * Write unit and integration tests to support continuous integration ## Related Videos - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Building the Right Product and Building It Right: A Glimpse into Extreme Programming, Atomic Design ](https://www.wearedevelopers.com/videos/398-building-the-right-product-and-building-it-right-a-glimpse-into-extreme-programming-atomic-design) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 113 - Debugging above the cloud](https://www.wearedevelopers.com/magazine/422-dev-digest-113-debugging-above-the-cloud) - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Dev Digest 106 - DHH in HD](https://www.wearedevelopers.com/magazine/394-dev-digest-106-dhh-in-hd)