Jr. Web Technical Specialist (Intern) at Refinery89 | AdTechTalent
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Refinery89
Jr. Web Technical Specialist (Intern)
HTML CSS JavaScript browser developer tools web troubleshooting advertising technology programmatic advertising technical support publisher support data analysis Google Ad Manager Prebid SSPs APIs reporting technical account management
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Join Refinery89 and work on a role built for experienced AdTech operators.
Full job description Refinery89 is seeking a Junior Web Technical Specialist Intern for an onsite internship in Madrid, Spain. This role is designed for students, recent graduates, or early career candidates with foundational knowledge in HTML, CSS, and JavaScript who want to gain practical experience in web technologies, troubleshooting, data, and advertising technology. Responsibilities include investigating technical issues on publisher websites using browser developer tools, monitoring website performance, interpreting advertising metrics, and supporting communication with publishers. No prior AdTech experience is required; training will be provided. Candidates must be legally eligible to complete an internship in Spain and enrolled in an educational program or eligible for an internship agreement. The internship focuses on web troubleshooting, technical investigation, publisher support, and Technical Account Management rather than software development.
What you'll do Support investigation of technical issues affecting publisher websites Use browser developer tools to inspect HTML, CSS, JavaScript, scripts, network activity, and browser errors Similar jobs
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Identify issues related to page structure, styling, scripts, advertising tags, or website configuration
Reproduce technical problems and investigate their likely cause
Review browser console errors and network requests when diagnosing issues
Gather technical information before escalating complex problems
Support monitoring of publisher websites and identify unusual behavior
Perform regular technical health checks
Spot problems affecting advertising performance or website functionality
Investigate website changes affecting advertising delivery
Learn interaction of publisher website components with advertising technology
Interpret advertising metrics such as CPM, RPM, fill rate, impressions, and revenue
Identify unusual changes in performance
Support investigations into technical, commercial, or traffic-related issues
Use data to support technical investigations
Work with spreadsheets and internal reporting tools
Create clear technical handoffs including screenshots, URLs, browser information, and issue descriptions
Explain technical findings in simple language
Support communication with publishers in English about technical issues and resolutions
Collaborate with Technical Account Managers, developers, advertising specialists, and other internal teams Requirements Fluent professional English Practical knowledge of HTML, CSS, and JavaScript Basic understanding of website structure and front end technologies Experience using browser developer tools for inspection and troubleshooting Strong technical curiosity Strong problem solving skills Comfort investigating unfamiliar technical problems Clear written and verbal communication Basic numeracy and confidence working with percentages and data Reliability and attention to detail Genuine eagerness to learn Confidence to say 'I don't know yet, but I can investigate' Legally eligible to complete an internship in Spain Enrolled in an educational program or eligible to complete an internship agreement Tech stack HTML CSS JavaScript browser developer tools Google Ad Manager Prebid SSPs APIs advertising tags reporting platforms spreadsheets Git GitHub
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Company
Refinery89 Refinery89 is a Google Certified Publishing Partner and member of IAB Europe's Transparency and Consent Framework driven to revolutionize AdTech. As the #1 Publisher Network in Europe and Latam, we help Publishers monetize their websites in the easiest way possible with our premium solutions specially designed to maximize ad revenue. On top of that, we count on a Brands & Agencies team to further increase Publishers’ ad inventory value and optimize Advertiser’s ad campaigns with a Brandformance approach to achieve the best results! Born from Dutch roots and headquartered in sunny Madrid, Refinery89 has grown into a global team of passionate professionals of over 20 different nationalities prepared to give Publishers and Advertisers personalized attention every step of the way. Let's work together to bring in fantastic results! Meet our award-winning solutions: - Single Tag (Connect your website to over 25+ premium demand sources to maximize ad revenue): https://refinery89.com/single-tag-revenue-growth/ - Monetize App SDK (Access premium demand to monetize your app's ad space without breaking your head in the installation process): https://refinery89.com/monetize-app-sdk/ - Brand Building Outcome: Our new Brandformance solution for advertisers and media agencies that bridges the gap between awareness and performance. - Interest Driven Targeting Technology (Advertiser's new best friend for cookieless targeting): https://refinery89.com/advertisers/ Ready to step up your ad game? Reach out to us: https://refinery89.com/contact-us/ #Refinery89 #ForPublishersByPublishers #ProgrammaticAdvertising #AdTech
Industry
Advertising Services
Website
http://www.refinery89.com
Posted
Yesterday
Category: Ad Ops
Los Angeles, United States
•
4 months ago
sales leadership programmatic CTV
