Senior JavaScript, Prebid Engineer - AdTech

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Design and enhance a custom header bidding stack utilizing Prebid.js.

• Create and sustain high-performance JavaScript integrations for publisher websites.

• Optimize latency, auction efficiency, and yield across various ad units.

• Develop and improve React-based widgets that display dynamic local listings.

• Collaborate on integrating bidders, adapters, and establishing connections with demand partners.

• Troubleshoot intricate issues across different browser environments, third-party scripts, and ad exchanges.

⛳️ Requirements

• Over 5 years of experience in JavaScript engineering.

• In-depth knowledge of browser performance, asynchronous loading, and script execution.

• Familiarity with AdTech ecosystems (Prebid, GAM, DSPs, SSPs) or substantial related experience (high-scale JavaScript, real-time systems).

• Understanding of header bidding principles (auctions, bid requests, latency trade-offs).

• Proficient in resolving conflicts with third-party scripts and enhancing page performance.

• Capability to thrive in a dynamic, product-focused environment.

🏝️ Benefits

• 30 paid days off annually — for vacation, holidays, or personal time.

• 5 paid sick days, up to 60 days of medical leave, and 6 paid days off for family-related events such as weddings, funerals, or childbirth.

• Partially subsidized health insurance after the probation period.

• Wellness bonus for gym memberships, sports nutrition, and related expenses.