Senior Back End Engineer
YouComSan Francisco (Remote)Posted 16 January 2026
Job Description
<div class="content-intro"><p><span class="AnswerParser_TextContainer__z_Iiv" data-testid="youchat-text"><strong>you.com is an AI-powered search and productivity platform designed to empower users with personalized, efficient, and trustworthy search experiences.</strong> As a cutting-edge technology company, we combine advanced AI models with user-first principles to deliver tools that enhance discovery, creativity, and productivity. At you.com, we are on a mission to create the most helpful search engine in the world—one that prioritizes transparency, privacy, and user control. </span></p>
<p><span class="AnswerParser_TextContainer__z_Iiv" data-testid="youchat-text">We’re building a team of innovators, problem-solvers, and visionaries who are passionate about shaping the future of AI and technology. </span><span class="AnswerParser_TextContainer__z_Iiv" data-testid="youchat-text"><strong>At you.com, you’ll have the opportunity to work on impactful projects, collaborate with some of the brightest minds in the industry, and grow your career in an environment that values creativity, diversity, and curiosity.</strong>&nbsp;If you’re ready to make a difference and help us revolutionize the way people search and work, we’d love to have you join us!</span></p>
<p>&nbsp;</p></div><p><span style="text-decoration: underline;"><strong>About the Role</strong></span></p>
<p>Are you passionate about building scalable architectures, improving platform performance, and contributing to cutting-edge technology? We’re looking for a <strong>Senior Backend Engineer</strong> to design and develop the foundational systems and platforms that power our LLM-based generative AI assistant. In this role, you’ll focus on creating robust, secure, and scalable backend systems, improving infrastructure, and contributing to open-source projects that drive innovation. Your work will directly impact the technology that millions of users rely on every day.</p>
<p>This is a remote position open to candidates based in the United States. We also have co-working spaces in the San Francisco Bay Area and New York.</p>
<p><span style="text-decoration: underline;"><strong>Responsibilities</strong></span></p>
<ul>
<li><strong>Architect and Build Scalable Systems:</strong> Design, build, and maintain backend systems and infrastructure that support web-scale AI-driven products.</li>
<li><strong>Improve Platform Performance:</strong> Focus on scalability, reliability, and security to ensure our systems can handle millions of users seamlessly.</li>
<li><strong>Contribute to Open Source:</strong> Work on open-source projects and integrate cutting-edge technologies into our platform.</li>
<li><strong>Optimize Data Pipelines:</strong> Develop and maintain production databases (SQL and NoSQL) and ensure performant query patterns that scale effectively.</li>
<li><strong>Eliminate Technical Debt:</strong> Refactor and improve existing systems to enhance maintainability and scalability.</li>
<li><strong>Establish Best Practices:</strong> Help define architectural patterns and team practices that enable long-term growth and innovation.</li>
<li><strong>Collaborate Across Teams:</strong> Work with infrastructure and DevOps teams to ensure robust deployment and monitoring strategies.</li>
</ul>
<p><span style="text-decoration: underline;"><strong>Qualifications</strong></span></p>
<ul>
<li><strong>Technical Expertise:</strong> Prov ... (truncated, view full listing at source)
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