Browser Infra Engineer

As a Browser Infra Engineer at Yutori, your main responsibilities will include setting up and maintaining a scalable headless browser infrastructure that our AI agents rely on for evaluations and product functionality. You'll also be tasked with creating automated monitoring systems that promptly detect any browser provider failures, allowing for automatic retries and maintaining performance despite issues like bot detection and captchas. This role is vital in ensuring smooth operations and the robustness of our AI-driven products.

To qualify for the Browser Infra Engineer role at Yutori, you should have a deep understanding of web technologies and HTTP protocols. Experience with tools like Playwright and Puppeteer is crucial since these will be your primary technologies for building our infrastructure. Familiarity with browser extensions and the capability to work in a collaborative team of high-potential individuals will also serve you well. We welcome candidates with varying levels of experience, so don't hesitate to apply if you’re passionate and eager to learn!

Yes, Yutori does provide a relocation stipend for the Browser Infra Engineer position. We understand that moving to a vibrant city like San Francisco can be a big step, so we’re here to support you throughout the transition, ensuring you have a smooth arrival and are set up for success in your new role with us.

As a Browser Infra Engineer at Yutori, you'll receive a comprehensive benefits package that includes a competitive salary and equity in the company. This is complemented by generous health, dental, and vision insurance for you and your dependents. Additionally, you’ll enjoy 20 days of paid time off each year, daily team lunches, commuter benefits, and the provision of a work laptop and budget to set up your office space. We’re committed to your overall well-being both inside and outside of work.

The team culture at Yutori is built on collaboration, creativity, and a shared passion for innovation. As a Browser Infra Engineer, you'll be part of a small, focused team of individuals who are not only high-potential but also dedicated to pushing the boundaries of AI technology. We thrive on open communication, support each other’s growth, and strive for excellence, making every day an inspiring opportunity to contribute to our mission of revolutionizing web interaction.

When answering this question, highlight any specific projects or tasks where you've utilized Puppeteer or Playwright. Make sure to discuss the goals of the projects, the challenges you faced, and how these frameworks helped you achieve those goals. Provide examples, such as automating tasks or testing web applications, to showcase your practical experience. Be sure to convey your comfort level with these tools and willingness to tackle complex scenarios.

For this question, discuss your strategies for implementing automated monitoring and retrial mechanisms when addressing browser failures or captchas. Explain how you've previously set up systems that effectively manage these situations, such as using error tracking, logging, or automated alerts. Highlight your ability to stay calm under pressure and your problem-solving skills to ensure minimal disruption to the AI agents’ tasks.

In your response, reference any specific techniques or tools that you’ve used to enhance browser performance, such as optimizing resource loading, reducing latency, or using caching effectively. Explain how you analyze performance metrics and apply improvements iteratively, maintaining a balance between functionality and speed to ensure that the browser environment operates efficiently for the AI agents.

When addressing this, explain the basics of the HTTP protocol, including request and response structures, status codes, and how it facilitates communication between browsers and servers. Emphasize its importance in ensuring efficient and reliable web interactions, particularly in the context of AI agents relying on web data. Provide examples of how a strong grasp of HTTP has positively affected your decision-making in previous roles.

For this question, recount a specific challenge you faced, relating to technical difficulties or project constraints. Emphasize the steps you took to diagnose the issue, the strategies you employed to resolve it, and any lessons learned from that experience. This not only showcases your problem-solving skills but also illustrates your resilience in the face of challenges as a Browser Infra Engineer.

Discuss your approach to implementing security best practices, such as avoiding exposure to vulnerabilities through careful coding and adhering to secure data transmission protocols. Mention any specific security measures you’ve implemented in past projects, such as input validation or secure API usage, and reiterate the importance of being proactive about security in your role as a Browser Infra Engineer.

Here, describe your approach to automating browser testing, including the tools and frameworks you have used. Discuss how automation can enhance testing efficiency and reduce manual effort. Share examples of test scenarios you've automated and how you analyze results, ensuring thorough coverage and dependable outcomes for projects. It will demonstrate your understanding of both the technical and strategic aspects of browser testing.

Share your strategies for staying abreast of new developments, such as following relevant technical blogs, participating in online communities, attending webinars, or engaging in continuous learning through courses. Highlight specific sources you trust and any recent trends or technologies you’ve incorporated into your work. This shows your proactive approach toward personal and professional growth as a Browser Infra Engineer.

When answering, provide specific examples of web extensions you have developed or contributed to, detailing how they functioned and the problem they aimed to solve. Discuss your role in the development process, the technologies used, and any challenges you faced. This showcases your hands-on experience and showcases your ability to contribute effectively as a Browser Infra Engineer.

Express your preferences for monitoring tools, such as Google Lighthouse, WebPageTest, or any other performance tracking software you've utilized. Explain the criteria you consider when selecting monitoring tools, such as ease of use, integration capabilities, and reporting features. Align your answer with how these tools contribute to optimizing browser performance for the AI agents' tasks in your role.