[Remote] Senior Full Stack Software Engineer - AI First

Note: The job is a remote job and is open to candidates in USA. Yahoo is a leading technology company connecting brands and partners with a vast audience. They are seeking a Senior Full Stack Engineer to build secure, scalable Identity systems while leveraging AI-augmented engineering practices.

Responsibilities

• Design, build, and operate high-scale Identity systems (React, TypeScript, Java/Node) with a focus on security and global availability
• Orchestrate an AI-first workflow, utilizing Spec-Driven Development (SDD) and AI-assisted tools (e.g., CodeWhisperer Professional) to accelerate implementation while maintaining architectural integrity
• Identify and implement AI-driven efficiencies in the development lifecycle, replacing manual testing and boilerplate generation with automated, AI-validated workflows
• Own complex features end-to-end, from initial requirements and system design to production monitoring and operational excellence
• Improve system reliability and performance by identifying systemic bottlenecks and proactively suggesting AI-assisted diagnostics or optimizations
• Mentor engineers across the squad, raising the bar for engineering standards and scaling AI-first best practices through peer reviews and design sessions
• Exercise judgment in balancing AI-generated outputs with manual oversight, ensuring all implementations meet Yahoo's rigorous security and performance standards

Skills

• 5–8 years of full stack development experience with React, TypeScript, and Java/Node
• Strong fundamentals in system design, APIs, distributed systems, and modern web technologies
• Proven expertise in prompt engineering and structured interaction with AI tools to drive software implementation
• Demonstrated ability to independently lead and deliver complex, multifaceted features in a production-grade environment
• Deep experience with testing frameworks and a track record of maintaining high-quality, secure codebases
• Commitment to evaluating and refining AI-generated outputs, ensuring the detection of errors, hallucinations, or security vulnerabilities
• Experience with identity/auth systems (OAuth, OIDC, SAML, or FIDO)
• Cloud platform experience (GCP, AWS, or Azure)
• Experience with Spec-Driven Development (SDD) or structured engineering workflows using tools like Claude Code or Copilot
• Familiarity with CI/CD, observability (Splunk/Grafana), and performance optimization at scale
• Exposure to accessibility (a11y), internationalization (i18n), or large-scale consumer systems

Benefits

• Healthcare
• A great 401k
• Backup childcare
• Education stipends
• Much (much) more

Company Overview

Yahoo is a technology and media company that serves users through its portfolio of digital platforms, products, and services. It is a sub-organization of Verizon Media. It was founded in 1994, and is headquartered in Sunnyvale, California, USA, with a workforce of 5001-10000 employees. Its website is http://www.yahoo.com.

Company H1B Sponsorship

Yahoo has a track record of offering H1B sponsorships, with 197 in 2023, 646 in 2022, 381 in 2021, 463 in 2020. Please note that this does not guarantee sponsorship for this specific role.