UI/UX Engineer / Architect

MACHINE LEARNING TECHNOLOGIES LLC; Saint Paul (MN); On-site; USD 84,000 - 120,000; Full time

Job summary

MACHINE LEARNING TECHNOLOGIES LLC in Saint Paul, MN seeks an experienced UI/UX Engineer/Architect to lead the design and development of intuitive, user-centric, and scalable digital experiences. The role blends UX strategy, UI design, front-end development, and architectural thinking to deliver modern, accessible applications.

The candidate will collaborate with product managers, analysts, architects, and engineers to create responsive interfaces and reusable design systems, ensuring

Qualifications

• 8+ years of UI/UX design, engineering, or architecture experience.
• Hands-on with design tools: Figma, Adobe XD, Sketch.
• Expertise in UX research, wireframes, prototyping, user journeys and interaction design.
• Experience building and maintaining enterprise design systems and component libraries.
• Strong HTML5, CSS3, JavaScript knowledge and modern front-end frameworks.

Responsibilities

• Lead UI/UX architecture, design strategy, and user experience initiatives across enterprise apps.
• Translate business needs into user flows, wireframes, prototypes and high‑fidelity designs.
• Develop and maintain design systems, components, and design standards.
• Collaborate with product managers, analysts, architects, and engineers.
• Create responsive, accessible interfaces for web and mobile apps.
• Conduct user research, usability testing, and design validation.
• Ensure visual consistency of design and interaction patterns.
• Work with front-end developers to ensure accurate design implementation.
• Improve usability, performance, and accessibility per WCAG standards.

Skills

UI/UX design

Frontend development

Design systems

Accessibility (WCAG)

Agile/Scrum

Tools

Figma

Adobe XD

Sketch

React

Angular

Job description

Job ID

J54073

Job Title

UI/UX Engineer / Architect

Location

St. Paul, MN

Duration

8 Months + Extension

Bill Rate

$74/hour (C2C)

Job Type

W-2, 1099, C2C

Client

To Be Discussed Later

Work Authorization

US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description

We are seeking an experienced UI/UX Engineer / Architect to lead the design and development of intuitive, user-centric, and scalable digital experiences. The ideal candidate will combine strong UX strategy, UI design expertise, front-end development knowledge, and architectural thinking to deliver modern, accessible, and responsive applications.

Key Responsibilities

• Lead UI/UX architecture, design strategy, and user experience initiatives across enterprise applications.
• Translate business requirements into user flows, wireframes, prototypes, and high-fidelity designs.
• Develop and maintain design systems, reusable UI components, and design standards.
• Collaborate with product managers, business analysts, architects, and engineering teams.
• Create responsive and accessible interfaces for web and mobile applications.
• Conduct user research, usability testing, and design validation.
• Ensure consistency in visual design, interaction patterns, and overall user experience.
• Work closely with front-end developers to ensure accurate implementation of designs.
• Optimize application usability, performance, and accessibility in accordance with WCAG standards.

Required Technical Skills

• 8+ years of experience in UI/UX design, engineering, or architecture.
• Strong hands-on experience with Figma, Adobe XD, Sketch, or similar design tools.
• Expertise in UX research, wireframing, prototyping, user journeys, and interaction design.
• Experience building and managing enterprise-level design systems and component libraries.
• Strong understanding of HTML5, CSS3, JavaScript, and modern front-end frameworks such as React or Angular.
• Experience with responsive design, mobile-first design, and cross-browser compatibility.
• Knowledge of accessibility standards (WCAG 2.1/2.2) and usability best practices.
• Understanding of REST APIs, front-end architecture, and component-based development.
• Experience collaborating with Agile/Scrum development teams.

Preferred Qualifications

• Experience designing enterprise, government, or public-facing applications.
• Knowledge of design tokens, Material UI, Bootstrap, and Tailwind CSS.
• Experience with UX analytics, A/B testing, and usability metrics.
• Familiarity with cloud-based application environments (Azure/AWS).
• Experience leading UI/UX teams and mentoring designers/developers.
• Strong communication, presentation, and stakeholder management skills.

Equal Opportunity Employer

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.