Principal Frontend Engineer

Principal Frontend Engineer

KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for a Principal Frontend Engineer based in Denver, Co. The role is Hybrid with 3 days onsite each week.

We're looking for a Principal Frontend Engineer to help build and shape the user-facing side of our products. You'll bring deep expertise in modern frontend development, a strong understanding of clean architecture, and a collaborative mindset. In addition to writing high-quality code, you'll mentor other developers, help guide technical direction, and work closely with designers and stakeholders to deliver intuitive, polished interfaces.

This is a hands-on position for someone with at least five years of experience who takes ownership of code quality and enjoys raising standards across the team. Experience with Vue 3+ is preferred, but we're also interested in strong React or Angular engineers who are excited to transition to Vue. Experience in payments, foreign exchange, or another regulated industry is a plus.

• Build and maintain reliable, maintainable frontend applications using Vue 3+ and Type Script.
• Design scalable frontend solutions using clean architecture and coding practices.
• Conduct thorough code reviews and uphold high standards for quality across the team.
• Mentor other developers on architecture, best practices, and clean coding habits.
• Build responsive and accessible interfaces using Tailwind CSS, HTML5, and CSS
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• Write and maintain unit and integration tests using Vitest.
• Work with modern build tools and bundlers such as Vite.
• Collaborate with designers to turn UX/UI concepts into intuitive and visually polished experiences.
• Partner with engineers and stakeholders in an Agile/Scrum environment while contributing to the team's technical direction.
• Use AI development tools such as Claude Code or Git Hub Copilot to improve productivity.
• Communicate clearly with both technical and non-technical stakeholders.

• Five or more years of experience building production software.
• Proficiency with Vue 3+, or strong experience with React or Angular and an interest in transitioning to Vue.
• Strong Type Script knowledge.
• A demonstrated commitment to clean, maintainable code.
• Strong knowledge of frontend architecture and object-oriented programming and design.
• Experience conducting effective code reviews.
• Experience mentoring developers on best practices and code quality.
• Experience with modern Tailwind CSS.
• Experience writing unit tests using Vitest or Jest.
• Understanding of JavaScript build tools and module bundlers such as Vite, Rollup, or Webpack.
• Strong knowledge of HTML5, CSS3, responsive web design, and accessibility principles.
• Understanding of UX/UI design principles and the ability to collaborate closely with designers.
• Familiarity with Agile/Scrum methodologies and cross-functional collaboration.
• Experience with—or an open mindset toward—AI coding tools such as Claude Code and Git Hub Copilot.
• Strong written and verbal communication skills, including the ability to align engineers and stakeholders around a technical direction.

• Experience with PostCSS, Sass, SCSS, or similar CSS technologies.
• Knowledge of end-to-end testing frameworks such as Playwright.
• Experience with Storybook for component-driven development and UI documentation.
• Experience in payments, foreign exchange, or another regulated industry.

• Medical, dental, and vision insurance
• 401(k) plan with company match
• Employee stock purchase plan
• Paid vacation and sick leave
• Hybrid work schedule
• Tuition assistance
• Professional growth opportunities
• Company gatherings and team-building events
• Mental health and well-being support through Plumm
• One paid volunteer day for a charity of your choice