Senior Frontend Engineer (JavaScript)

TL;DR

Senior Frontend Engineer (JavaScript): Drives the development of fast, accessible, and elegant interfaces for global products with an accent on UI performance optimization, accessibility, and scalability. Focus on translating complex business flows into delightful interactions and championing frontend best practices.

Location: This is a hybrid role that will be based in San Mateo, CA or Bellevue, WA and requires an in-office presence three days per week (Tuesday - Thursday).

Salary: $127,500 – $157,500 yearly

Company

hirify.global builds uncomplicated service software that delivers exceptional customer and employee experiences to over 72,000 companies worldwide.

What you will do

• Build modular, high-performance UI components using JavaScript frameworks.
• Collaborate with design, product, and backend teams to deliver features.
• Translate business and UX requirements into scalable frontend architecture.
• Lead accessibility, rendering, and UI performance optimization across browsers/devices.
• Review code, guide prototyping efforts, and implement frontend best practices.
• Drive cross-browser compatibility, responsiveness, and seamless interaction.

Requirements

• 3 to 5 years of frontend development experience in product teams.
• Expertise in HTML, CSS, and JavaScript fundamentals, including UI prototyping and core JS concepts.
• Strong grasp of JavaScript framework concepts (component architecture, state management).
• Ability to implement UI optimizations, ensure web accessibility, performance tuning, and address frontend security concerns.
• Proven skill in solving and optimizing medium-level coding problems, with a strong understanding of time and space complexity.
• Proficiency in Object-Oriented Programming (OOP) for building extensible, clean, and well-structured frontend code.

Nice to have

• Degree in Computer Science, Engineering, or a related field.
• Passionate about design systems, UX patterns, and microinteractions.
• Solid grasp of data structures and basic algorithms in a frontend context.
• Experience with tools like Chrome DevTools, Lighthouse, Jest, Storybook.

Culture & Benefits

• Equity + ESPP, flexible PTO, flexible spending, commuter, and wellness benefits.
• Adoption and parental leave benefits.
• Commitment to providing equal opportunity and workplace diversity.
• Fosters an environment for true potential, purpose, and passion.
• Multiple options for dental, medical, vision, disability and life insurances.