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.


About the Role

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.

What You'll Do

• Build and maintain reliable, maintainable frontend applications using Vue 3+ and TypeScript.
• 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 CSS3.
• 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 GitHub Copilot to improve productivity.
• Communicate clearly with both technical and non-technical stakeholders.

Required Qualifications

• 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 TypeScript 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 withâ€"or an open mindset towardâ€"AI coding tools such as Claude Code and GitHub Copilot.
• Strong written and verbal communication skills, including the ability to align engineers and stakeholders around a technical direction.

Preferred Qualifications

• 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.

Perks and Benefits

• 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

Job Requirements

Compensation depends on experience but is typically 110-165k DOE

ABOUT KORE1
Specializing in professional and technical recruiting, KORE1 is committed to supporting top IT, Engineering, Creative, Scientific, Accounting and Finance professionals in their career paths. We build deep relationships with leading companies, connecting them to exceptional talent every day. With extensive industry expertise and unmatched opportunities, our goal is to provide a unique experience for our contractors and consultants as they prepare for their next role. We are passionate about matching the right people with the right companies.

Kore1 provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, Kore1 complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. Kore1 expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. Improper interference with the ability of Kore1's employees to perform their job duties may result in discipline up to and including discharge.