Senior UI/UX Software Engineer jobs in United States
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Bluestaq · 20 hours ago

Senior UI/UX Software Engineer

Bluestaq is a leader in enterprise software and secure data management, focused on building secure data platforms for various critical sectors. They are seeking a Senior UI/UX Software Engineer to design and maintain high-performance user interfaces for mission-critical systems, ensuring usability and accessibility under operational constraints.

DatabaseInformation TechnologySecurity
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Growth Opportunities
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Own end-to-end design and implementation of complex UI features and user workflows within a defined product or mission area
Collaborate closely with product managers, designers, systems engineers, and end users to translate requirements into usable, accessible interfaces
Build responsive, performant interfaces that operate reliably across browsers, devices, and constrained environments
Write clean, maintainable, well-tested frontend code using modern frameworks (React, Vue, or Angular) and TypeScript/JavaScript
Design and implement component structures and state management patterns that balance usability, performance, and maintainability
Implement accessible UI patterns that meet WCAG and Section 508 requirements using established standards and guidance
Optimize frontend performance using techniques such as lazy loading and efficient rendering
Develop and maintain unit, integration, and end-to-end tests to ensure UI reliability
Integrate frontend applications with RESTful APIs and asynchronous data sources in collaboration with backend engineers
Participate in design and architecture discussions, contributing informed perspectives on frontend tradeoffs and implementation options
Work with DevSecOps and Cybersecurity partners to ensure frontend applications are secure, observable, and deployable
Serve as a technical resource for UI/UX implementation questions within your team
Mentor junior engineers through code reviews, pairing, and shared best practices
Identify and address technical debt within owned codebases
Debug and resolve complex UI issues involving state, data flow, browser behavior, or network conditions
Participate in on-call or incident response rotations for UI-related production issues as needed
Contribute to shared UI patterns, component libraries, and design systems used across teams
Incorporate user feedback and usability findings to iteratively improve interface quality

Qualification

JavaScriptTypeScriptReactUI/UX principlesHTML/CSSRESTful APIsGitDebugging skillsEffective communicationMentoring

Required

Proficiency in modern JavaScript/TypeScript and at least one major frontend framework (React, Vue, or Angular)
Professional experience building and maintaining production web applications
Strong understanding of HTML, CSS, and modern styling approaches (CSS Modules, CSS-in-JS, or similar)
Experience with component-based UI development and basic design system usage
Familiarity with state management concepts and libraries (Redux, NgRx Signals, or similar)
Understanding of core UI/UX principles including accessibility, information hierarchy, and interaction design
Ability to translate design mockups and requirements into working software
Experience writing unit and integration tests for frontend code
Familiarity with RESTful APIs and asynchronous data handling
Proficiency with Git and collaborative development workflows
Strong problem-solving and debugging skills
Effective communication skills for working with cross-functional teams
Willingness and ability to mentor less experienced engineers
PhD in Computer Science, Engineering, or a related field and 0+ years of software engineering or related experience, OR
Master's degree in Computer Science, Engineering, or a related field and 2+ years of software engineering or related experience, OR
Bachelor's degree in Computer Science, Engineering, or a related field and 4+ years of software engineering or related experience, OR
Associate degree in a related field and 6+ years of software engineering or related experience, OR
High School Diploma/GED and 8+ years of software engineering or related experience

Preferred

Experience with frontend performance profiling and optimization tools
Experience collaborating directly with designers using tools such as Figma, Sketch, or Adobe XD
Exposure to data visualization, animation, or mapping libraries (D3.js, Three.js, Mapbox, or similar)
Familiarity with CI/CD pipelines and frontend deployment workflows
Experience working in Agile/Scrum environments
Background in government, defense, or other mission-critical systems
Familiarity with cloud platforms and containerized environment
Awareness of common frontend security vulnerabilities and mitigation strategies

Company

Bluestaq

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Bluestaq is a technology company

Funding

Current Stage
Growth Stage
Total Funding
$50M
Key Investors
ONE Bow River
2024-12-30Private Equity· $50M

Leadership Team

S
Seth Harvey
CEO and Co-founder
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A
Andy Hofle
Technical Fellow, Co-Founder at Bluestaq LLC
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Company data provided by crunchbase