Quantum

Senior Full Stack UI Engineer

Quantum • $110K — $130K *
Centennial, CO 80015In-Person
Information Technology
8 - 10 years of experience
Today
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Job Overview by Ladders

Qualifications

  • 8+ years professional experience in full-stack web applications with ownership of production services
  • Strong experience with React in production; advanced skills in JavaScript, TypeScript, HTML5, and CSS3
  • Experience with UI-focused back-end services using REST/GraphQL (Node.js, Python, PHP)
  • Proficient in relational databases (PostgreSQL, MySQL) and time series databases (Prometheus)
  • Experience in cloud environments with containerization (Docker, Kubernetes) and orchestration
  • Ability to implement designs from tools like Figma while collaborating with UX teams
  • Solid experience with Git, CI/CD tools, and automated testing frameworks

Responsibilities

  • Design and develop web applications using React, TypeScript, and Vue
  • Build and maintain API services (REST/GraphQL) for efficient data handling
  • Translate UI/UX requirements into back-end data models and API contracts
  • Define front-end and BFF architectures focusing on performance and security
  • Collaborate with UX teams to create reusable UI components
  • Enhance API performance through caching and data transformation
  • Lead code reviews and mentor junior engineers

Benefits

  • Flexible working hours and remote work options
  • Professional development opportunities and training
  • Health and wellness programs
  • Team-building activities and events
  • Collaborative and innovative work environment
Full Job Description
Key Responsibilities

Full-Stack Architecture & Development
  • Design, architect, and develop modern web applications using React, TypeScript, and Vue.
  • Build and maintain Backend-for-Frontend (BFF) and API services (REST and/or GraphQL) that aggregate, adapt, and optimize back-end data for UI consumption.
  • Translate UI/UX requirements into efficient back-end data models, API contracts, and service boundaries.
  • Define and evolve front-end and BFF architectures with a focus on performance, scalability, security, and maintainability.

Front-End & Design System Collaboration
  • Collaborate with UX and product teams to translate Figma designs into high-quality, reusable UI components aligned with shared design systems and component libraries.
  • Drive UI performance optimization, accessibility, and cross-browser compatibility.
  • Contribute to and consume shared component libraries across React and Vue ecosystems.

Cloud Infrastructure & Reliability
  • Architect and maintain back-end infrastructure in AWS (EC2, RDS, SQS, SES, ECR) and containerized environments (Docker, Kubernetes).
  • Own and improve API performance through caching strategies, query optimization, and efficient data transformation.
  • Respond to production incidents in a timely manner and contribute to observability, monitoring (Prometheus/Grafana), and reliability initiatives.

Back-End Security
  • Integrate authentication and authorization using identity platforms such as Keycloak, including SSO and role-based access control.
  • Build secure, maintainable server-side functionality and contribute to security tooling across UI and back-end layers.

Data Management
  • Design, evolve, and optimize relational database schemas (PostgreSQL, MySQL) and caching layers (Redis) in support of UI-centric use cases.
  • Ensure data consistency, integrity, and performance across services.

Technical Leadership
  • Lead code reviews, establish best practices, and ensure consistent engineering standards across front-end and back-end layers.
  • Mentor junior and mid-level engineers and contribute to raising the overall quality bar of the team.
  • Participate actively in design reviews, sprint planning, and cross-team technical discussions.

Quality & Testing
  • Proactively identify technical debt and lead refactoring or modernization efforts.
  • Champion high code quality through thoughtful design, automated unit/integration/e2e testing, and CI/CD pipeline discipline.

Qualifications

Required
  • Experience: 8+ years of professional experience building full-stack, user-facing web applications, including ownership of production services.
  • Front-End: Strong hands-on experience with React in production environments; advanced proficiency in JavaScript, TypeScript, HTML5, and CSS3.
  • Back-End & APIs: Experience designing and implementing UI-focused back-end services (Node.js, Python, PHP, or similar) using REST and/or GraphQL.
  • Databases: Strong experience with relational (PostgreSQL, MySQL) and time series databases (Prometheus).
  • Cloud & DevOps: Experience working in cloud environments with containerization and orchestration.
  • UX Collaboration: Experience working closely with UX teams and implementing designs from Figma or similar design tools.
  • Accessibility: Strong understanding of responsive design, accessibility standards, and browser compatibility.
  • Tooling & Testing: Solid experience with Git, GitLab CI/CD, and modern automated testing frameworks.
  • Debugging: Strong debugging and troubleshooting skills across front-end, API, and data layers.
  • Ability to work effectively in a collaborative, in-office engineering environment.

Preferred
  • Experience with the Laravel framework in PHP.
  • Familiarity with identity/auth platforms and API security patterns.
  • Background in storage, infrastructure, or data-intensive/enterprise-scale systems.

Education
  • Bachelor's degree in Computer Science, Computer Engineering, or a related field (or equivalent practical experience).

Soft Skills
  • Strong technical leadership and problem-solving skills.
  • Clear and effective communication with both technical and non-technical stakeholders.
  • High attention to detail and a strong commitment to code quality.
  • Ability to influence technical direction and inspire best practices across the team.
  • Comfortable balancing hands-on development with mentorship and technical leadership.


About Quantum

Quantum Corporation is a data storage company headquartered in San Jose, California. The company provides solutions for storing and managing digital data, including backup and recovery, archive, and data management. Quantum Corporation operates in two business segments: Scale-out Storage and Data Protection and Scale-out Storage and Data Management. The company's products are used by businesses and organizations in a variety of industries, including media and entertainment, healthcare, and government. Quantum Corporation was founded in 1980 and has grown to become a leading provider of data storage solutions.
Learn more about Quantum
Size
905 employees
Market Cap
$105.2 million
Industry
Information Technology
Net Income
-$21.8 million
Founded
1980
5 Year Trend
-5.4%
Revenue
$345.3 million
NASDAQ
QMCO
* Ladders Estimates

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