Senior Full-Stack UI Engineer & Tech Lead

Quantum US

Centennial (CO)

On-site

USD 120,000 - 150,000

Full time

37 hours ago

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Job summary

Quantum US in Centennial, CO is seeking a seasoned Full-Stack Front-End & Design System leader to design, architect, and build modern web applications using React, Vue, and TypeScript. You will own production services, guide architecture decisions, and drive UI component libraries in collaboration with UX and product teams.

Responsibilities include leading code reviews, mentoring engineers, implementing CI/CD discipline, and ensuring performance, security, observability, and maintainability

Qualifications

8+ years of full-stack web app experience with ownership of production services.
REST and GraphQL API design and implementation.
Relational DBs (PostgreSQL, MySQL) and Prometheus time-series DBs.
Cloud, containers, and orchestration experience.
UX collaboration with design tools like Figma.
Git and CI/CD with automated testing.

Responsibilities

Translate UX designs into reusable UI components and APIs.
Lead code reviews and establish engineering standards across front-end and back-end.
Mentor junior and mid-level engineers and raise the quality bar.
Ensure performance, security, and observability across systems.
Own reliability and incident response, with strong debugging across layers.

Skills

Full-stack development

Code reviews

Mentoring

UX collaboration

Performance & security

Education

Bachelor’s degree in Computer Science or related field

Tools

Git

GitLab CI/CD

Job description

Responsibilities include leading code reviews, mentoring engineers, implementing CI/CD discipline, and ensuring performance, security, observability, and maintainability

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