Frontend Engineering Specialist at XAI LONDON LTD

Palo Alto, California, United States -

Full Time

Start Date

Immediate

Expiry Date

07 Jan, 26

Salary

100.0

Posted On

09 Oct, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

JavaScript, TypeScript, React, Vue, Angular, CSS, Tailwind, Responsive Design, UI Interactions, Animations, Performance Optimization, Accessibility Standards, SEO Best Practices, Debugging, Testing Frameworks, APIs, Client-Server Communication

Industry

technology;Information and Internet

Description

About xAI xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. About the Role We are seeking a highly skilled Software Engineering Specialist to join xAI’s Human Data team, where you will play a critical role in creating cutting-edge datasets to train, benchmark, and advance large language models. In this role, you will collaborate with technical staff to curate high-quality code examples, refine AI-generated code, and enhance enterprise-level AI-driven coding solutions. By leveraging your expertise in front-end development and data annotation across text, voice, and video formats, you will help teach AI models about human interactions, reactions, and problem-solving approaches. Ideal candidates are adaptable, detail-oriented, and passionate about driving innovation in a fast-paced environment to support xAI’s mission of building a trusted global digital public square. Responsibilities AI model training initiatives by curating code examples, offering precise solutions, and meticulous corrections in Python, JavaScript (including ReactJS), C/C++, Java, Rust and Go. The Front-End Specialist will focus on any and all Enterprise aspects, as listed in ‘Required Qualifications’ section. Evaluate and refine AI-generated code, ensuring it adheres to industry standards for efficiency, scalability, and reliability. Collaborate with cross-functional teams to enhance AI-driven coding solutions, ensuring they meet enterprise-level quality and performance benchmarks. Required Qualifications 5+ years of professional front-end development experience building responsive, user-facing web applications. Proficient in JavaScript (ES6+) and TypeScript. Strong experience with modern frameworks: React, Vue, Angular. Solid understanding of component lifecycle, hooks and state management. Expertise in CSS, Tailwind, responsive design, UI interactions and animations. Experience with performance optimization: lazy loading, caching strategies, asset optimization. Experience with accessibility standards (WCAG, ARIA roles, keyboard navigation). Familiarity with SEO best practices for web applications. Strong debugging skills using browser DevTools and performance monitoring tools. Experience with testing frameworks (Jest, Vitest, Playwright). Understanding of APIs and client-server communication (REST, GraphQL). Preferred Qualifications The ideal candidate for this role is adaptable, possesses strong logical reasoning skills, is detail-oriented, and thrives in a fast-paced work environment. Experience integrating analytics, monitoring and front-end security best practices. Experience with containerization technologies (Docker). Knowledge of backend technologies (python, Node.js, APIs, databases, authentication, etc.) to enable effective full-stack collaboration. Location, Hourly & Other Expectations US-based candidates cannot be hired in Wyoming or Illinois at this time. Visa sponsorship is not available. Team members are expected to work from 9:00am - 5:30pm PST for the first two weeks of training, and 9:00am - 5:30pm in their own timezone thereafter. For remote positions, candidates should have a reliable high-speed internet connection, along with a functioning camera and microphone for seamless participation in virtual meetings. Interview Process After submitting your application, our team will review your CV and statement of exceptional work. If your application advances, you will be invited to a 15-minute phone interview to discuss basic qualifications. Successful candidates will proceed to the main process, which includes: Technical deep-dive: Discussing your legal and compliance expertise and data annotation experience. A take-home challenge focused on legal or compliance data labeling or analysis. A meet-and-greet with the wider team. Our goal is to complete the main interview process within one week. Compensation $45/hour - $100/hour The posted pay range is intended for U.S.-based candidates and depends on factors including relevant experience, skills, education, geographic location, and qualifications. For international candidates, our recruiting team can provide an estimated pay range for your location. Benefits: Hourly pay is just one part of our total rewards package at xAI. Specific benefits vary by country, depending on your country of residence you may have access to medical benefits. We do not offer benefits for part-time roles. xAI is an equal opportunity employer. California Consumer Privacy Act (CCPA) Notice

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Responsibilities

The Frontend Engineering Specialist will curate code examples and refine AI-generated code to enhance enterprise-level AI-driven coding solutions. This role involves collaborating with cross-functional teams to ensure high-quality performance benchmarks are met.