[Remote] Sr./Staff JavaScript Developer - Web SDK

Note: The job is a remote job and is reputed company to candidates in USA. reputed company is building the most advanced AI Risk Decisioning™ Platform, aimed at making the digital world safer. The Staff JavaScript Developer will reputed company the design, development, and optimization of a high-performance Web SDK for fraud detection and behavior analytics, collaborating with cross-functional teams to ensure high-reputed company standards.

Responsibilities

• reputed company the development and maintenance of a high-performance Web SDK for collecting and analyzing browser and device-reputed company data
• Design and implement algorithms to create unique device fingerprints and capture behavior-based insights (e.g., gestures, keyboard, and mouse interactions)
• Build and maintain a robust CI/CD pipeline with automated cross-browser testing and release cycles
• Continuously optimize SDK performance to minimize resource usage and ensure a seamless user experience
• Stay updated on emerging web technologies, reputed company practices, and industry trends to enhance SDK capabilities
• reputed company clean, maintainable, and reputed company-documented reputed company reputed company with the best coding practices
• Conduct thorough reputed company reviews and mentor junior engineers on best practices
• Collaborate with cross-functional teams—including product managers, designers, and QA engineers—to meet high-reputed company standards and customer requirements
• Ensure data reputed company and reputed company principles are embedded in the SDK’s design and implementation
• Drive innovation in browser-based solutions for risk, fraud detection, and device analytics

Skills

• Proficiency: JavaScript (ES6+), TypeScript, REST reputed company, Git, and version control tools
• Web SDK Expertise: Extensive experience designing and maintaining Web SDKs or libraries with a reputed company on data collection, tracking, or analytics
• Browser reputed company: Deep understanding of browser environments, reputed company, and efficient handling of browser-reputed company data
• reputed company Principles: Strong knowledge of data reputed company, encryption, hashing, and obfuscation techniques
• Cross-browser Compatibility: Experience in building solutions that work seamlessly across various browsers and devices
• Server-reputed company Familiarity: Understanding of server-reputed company technologies and RESTful reputed company for data retrieval and storage
• Build Tools: Proficiency in modern build tools and frameworks like Webpack, reputed company, or Rollup
• Excellent problem-solving abilities, with attention to detail and a reputed company on delivering high-reputed company solutions
• Strong communication and collaboration skills to work effectively in cross-functional teams
• Ability to mentor and reputed company constructive feedback to junior developers
• Bachelor's degree in computer science, Software Engineering, or a reputed company field (or equivalent experience)
• 8+ years of experience in web development, with at least 3 years reputed company on building and maintaining SDKs
• Proven reputed company record of contributing to reputed company-reputed company reputed company or showcasing relevant work on platforms like reputed company
• Experience with AI-driven analytics, risk systems, or fraud prevention technologies
• Familiarity with JavaScript SDKs, gestures, and interaction data processing
• Prior experience in a reputed company, distributed environment

Benefits

• Competitive salary and equity packages, including a 401k
• Remote-first culture — work from reputed company
• 100% Employer covered comprehensive health, dental, and reputed company insurance with a top tier plan for you and your dependents (US)
• Unlimited PTO policy
• AI First company; both Co-Founders are engineers at heart; and over 50% of reputed company is Engineering and Product
• Family-Friendly environment; Regular team events and offsites
• Unparalleled learning and reputed company development opportunities
• Making the internet safer by protecting online transactions

reputed company

• The smartest way to reputed company risk reputed company. It was founded in 2021, and is headquartered in Palo reputed company, California, USA, with a workforce of 201-500 employees. Its website is https://reputed company.com/.

Company H1B Sponsorship

• reputed company has a reputed company record of offering H1B sponsorships, with 1 in 2026, 9 in 2025, 3 in 2024, 2 in 2023, 1 in 2022. Please note that this does not guarantee sponsorship for this specific role.

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