Senior Frontend Engineer (AI)

Location: Remote, USA only

Salary: $140,000–$170,000 annually plus profit-share bonus

Company

hirify.global, an LSI company, operates a large online live auction marketplace connecting bidders and buyers with auction houses worldwide for antiques, fine art, and collectibles.

What you will do

• Build and ship customer-facing features across the platform from implementation through testing and deployment.
• Refactor legacy Backbone, Handlebars, and jQuery areas while reducing technical debt through incremental modernization.
• Diagnose production issues, resolve bugs, and improve frontend performance, reliability, and user experience.
• Drive frontend architecture, standards, tooling, and conventions for long-term maintainability.
• Use approved AI tools, particularly Claude and Claude Code, to plan, build, test, debug, review, and document work while verifying all output.
• Collaborate with Product, Design, and Engineering through pairing, code reviews, shared problem-solving, and mentoring.

Requirements

• 5–7+ years of professional frontend engineering experience, or equivalent practical experience.
• Strong JavaScript skills and modern frontend development experience, including significant production experience with React and ideally Redux.
• Experience with Node/Express environments, including local tooling, server-rendered integrations, and API coordination.
• Experience improving legacy codebases such as Backbone, Handlebars, and jQuery.
• Experience writing and maintaining React Testing Library unit tests and Cypress end-to-end tests, with a focus on meaningful coverage.
• Daily hands-on use of AI coding tools, preferably Claude or Claude Code, across the development lifecycle, with practical understanding of LLM context, prompting, hallucinations, and limitations.
• Ability to protect credentials, customer data, and personal information when using AI and follow approved tools and company policy.
• Strong technical judgment, including proposing solutions, explaining tradeoffs, making pragmatic decisions, and knowing when to use AI.
• Collaborative and kind approach to pairing, code reviews, knowledge sharing, learning, and teaching.

Nice to have

• Experience with ecommerce, marketplace products, or other high-traffic consumer experiences.
• Familiarity with UI systems, Figma, design systems, accessibility, and design collaboration workflows.
• Experience improving frontend performance and observability in production.
• Experience with agentic AI workflows and context engineering, including Claude Code, CLAUDE.md files, skills, or MCP integrations.
• Measurable productivity or quality gains from AI adoption.
• BA/BS in a STEM-related field and 5–7 years of related experience, or an equivalent combination of education and professional experience.

Culture & Benefits

• 100% remote work, limited to the USA.
• Approachable leadership and a supportive, collaborative team.
• Health, dental, vision, life, and disability insurance.
• 401(k) matching, tuition reimbursement, employee assistance plan, and paid parental leave.
• Competitive compensation with profit-share bonus.

Hiring process

• Applicants from underrepresented backgrounds are encouraged to apply if they meet the minimum qualifications, even without every preferred qualification.