Senior Back End Engineer

Reposted 14 Days Ago
Hiring Remotely in San Francisco, CA, USA
In-Office or Remote
200K-250K Annually
Senior level
Software
We’re on a mission to help people move faster, think deeper, and do more.
The Role
Design and develop robust, scalable backend systems for an AI-powered platform, focusing on performance, security, and optimization of data pipelines.
Summary Generated by Built In

About Us

At You.com, we are building the AI Search Infrastructure that powers modern AI systems. Our goal is to create the trusted knowledge layer that agents, applications, and enterprises rely on to retrieve real-time, accurate, and citation-backed information.

Our platform combines proprietary vertical indexes with LLM-optimized retrieval systems to power AI agents, applications, and enterprise workflows. We are solving hard problems across search, large language models, and large-scale infrastructure to make AI systems more reliable, transparent, and useful.

Our team includes engineers, researchers, product builders, and operators who care about solving meaningful problems and delivering real-world impact. Whether you are improving core infrastructure, shaping product experiences, or helping bring new AI capabilities to market, your work will help define how modern AI finds and uses knowledge.

About the Role

Are you passionate about building scalable architectures, improving platform performance, and contributing to cutting-edge technology? We’re looking for a Senior Backend Engineer 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.

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.

Responsibilities

  • Architect and Build Scalable Systems: Design, build, and maintain backend systems and infrastructure that support web-scale AI-driven products.
  • Improve Platform Performance: Focus on scalability, reliability, and security to ensure our systems can handle millions of users seamlessly.
  • Contribute to Open Source: Work on open-source projects and integrate cutting-edge technologies into our platform.
  • Optimize Data Pipelines: Develop and maintain production databases (SQL and NoSQL) and ensure performant query patterns that scale effectively.
  • Eliminate Technical Debt: Refactor and improve existing systems to enhance maintainability and scalability.
  • Establish Best Practices: Help define architectural patterns and team practices that enable long-term growth and innovation.
  • Collaborate Across Teams: Work with infrastructure and DevOps teams to ensure robust deployment and monitoring strategies.

Qualifications

  • Technical Expertise: Proven experience building and deploying mission-critical REST/RPC services with a focus on scalability and performance.
  • Infrastructure Knowledge: Familiarity with Kubernetes (k8s), deployment pipelines, and debugging system-level issues.
  • Database Proficiency: Expertise in designing and maintaining scalable SQL and NoSQL databases.
  • Open Source Contributions: Experience contributing to or maintaining open-source projects is a plus.
  • Problem-Solving Skills: Ability to tackle complex technical challenges and deliver elegant, maintainable solutions.
  • Collaboration Skills: Strong communication and teamwork abilities to work effectively with cross-functional technical teams.

Our salary bands are structured based on a combination of geographic tiers and internal leveling. Compensation is determined by multiple factors assessed during the interview process, with the final offer reflecting these considerations.

Salary Band
$200,000$250,000 USD
Company Perks:
  • Hubs in San Francisco and New York City offering regular in-person gatherings and co-working sessions

  • Flexible PTO with U.S. holidays observed and a week shutdown in December to rest and recharge*

  • A competitive health insurance plan covers 100% of the policyholder and 75% for dependents*

  • 12 weeks of paid parental leave in the US*

  • 401k program, 3% match - vested immediately!*

  • $500 work-from-home stipend to be used up to a year of your start date*

  • $600 technology stipend to support a portion of our hybrid/remote team's cell phone and internet expenses*
  • $1,200 per year Health & Wellness Allowance to support your personal goals*

  • The chance to collaborate with a team at the forefront of AI research

*Certain perks and benefits are limited to full-time employees only

You.com participates in E-Verify. We will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee’s Form I-9 to confirm work authorization. (English/Spanish: E-Verify Participation/Right to Work) We are also an inclusive, equitable, and accessible workplace. Please let us know if you require accommodation for any portion of the recruitment and hiring process.

Beware of recruiting scams: You.com will only contact you through official @You.com email addresses and will never ask for payment or sensitive personal information during the hiring process.

Skills Required

  • Experience building and deploying REST/RPC services
  • Familiarity with Kubernetes and deployment pipelines
  • Expertise in SQL and NoSQL databases
  • Experience with open-source contributions
  • Strong problem-solving and collaboration skills

You.com Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about You.com and has not been reviewed or approved by You.com.

  • Fair & Transparent Compensation Pay is considered competitive for a high‑growth AI startup, aligning with market snapshots that indicate mid‑to‑upper‑tier bands for key technical roles.
  • Healthcare Strength Health coverage is described as comprehensive, with multiple plan options, HSA/FSA availability, and wellness and mental‑health programs from partners like One Medical, Carrot, and Function Health. Some listings indicate the employer fully covers employee premiums with partial dependent coverage, which typically supports perceived value.
  • Wellbeing & Lifestyle Benefits Ongoing work‑from‑home and technology stipends, a home‑office setup allowance, and an annual wellness stipend reinforce day‑to‑day support for remote and hybrid work. These extras complement the core package and often contribute to overall rewards satisfaction.

You.com Insights

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The Company
HQ: San Francisco, CA
100 Employees
Year Founded: 2025

What We Do

You.com is an AI-powered search and productivity platform that helps users find information, create content, and accomplish tasks efficiently - all in one place. By combining advanced AI technology with a customizable search experience, You.com empowers people to search, write, code, and summarize content while maintaining control over their privacy and data. The company’s mission is to make the internet more useful, transparent, and user-centric, giving everyone the tools they need to be more productive and informed online.

Why Work With Us

You.com empowers users with a customizable, privacy-first AI search and productivity platform. Join a diverse, collaborative team building ethical, cutting-edge technology that puts people, not advertisers, first. Make a real impact on how the world interacts with information.

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