Platform Engineer (UI) jobs in United States
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Software Guidance & Assistance, Inc. (SGA, Inc.) · 1 day ago

Platform Engineer (UI)

Software Guidance & Assistance, Inc. (SGA) is seeking a Platform Engineer (UI) for a contract assignment with one of their premier SaaS clients. The role focuses on building scalable React interfaces and automating UI testing while collaborating with product analysts and engineers to ensure a seamless user experience.

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H1B Sponsor Likelynote

Responsibilities

Build modern UI: Develop responsive, modular React components in TypeScript; follow component‐driven development and maintain a shared library of reusable patterns
Design system integration: Implement designs using Adobe Spectrum (preferred) or equivalent systems; ensure consistency of layout, interaction, and theming across surfaces
Quality & test automation: Author and maintain UI test suites in Playwright (smoke, regression, critical user journeys); add test hooks and selectors to enable dependable automation
API integration: Connect views to REST/JSON services, handle state and data fetching, and implement robust error and loading states
Performance & reliability: Diagnose and fix client‐side bottlenecks (render churn, bundle size, network usage); monitor and address issues surfaced from logs and synthetic tests
Collaboration & delivery: Work with product analysts to clarify requirements, estimate effort, de‐risk edge cases, and participate in code reviews and iterative releases
Documentation: Document components, usage guidelines, and testing approaches so others can adopt patterns consistently
Developer experience (nice‐to‐have): Use coding assistants (e.g., Cursor) responsibly to speed routine work while preserving readability and standards

Qualification

ReactTypeScriptPlaywrightREST/JSON APIsPerformance fundamentalsGitCollaboration in agile teamsAdobe SpectrumNode.js toolingCoding assistantsClear communication

Required

Strong proficiency with React, TypeScript/JavaScript, and front‐end build tooling
Experience writing reliable automated UI tests with Playwright (or similar frameworks)
Comfortable integrating REST/JSON APIs and managing client‐side state
Solid grasp of performance fundamentals (bundling, code‐splitting, memoization) and practical debugging
Clear communication and collaboration in agile teams; proactive in raising questions and simplifying complexity
Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
3+ years building production React applications with TypeScript
Hands‐on experience creating and maintaining UI automation with Playwright (Cypress/Selenium acceptable)
Proficient with Git, pull requests, and team‐based review practices; exposure to CI/CD pipelines
Experience with Node.js‐based tooling (package managers, build scripts, test runners)

Preferred

Familiarity with Adobe Spectrum or other enterprise design systems (nice‐to‐have)
Familiarity using coding assistants (e.g., Cursor) and knowing when not to rely on them (nice‐to‐have)

Company

Software Guidance & Assistance, Inc. (SGA, Inc.)

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For more than 40 years, SGA has delivered technology and resource solutions that Fortune 500 organizations, mid-size companies, state and local governments, and higher education institutions rely on to achieve their goals/missions.

H1B Sponsorship

Software Guidance & Assistance, Inc. (SGA, Inc.) has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (13)
2024 (12)
2023 (19)
2022 (25)
2021 (41)
2020 (44)

Funding

Current Stage
Growth Stage

Leadership Team

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Peter Taylor
CEO
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Andrew Gallagher - CCWP
Senior Vice President - Strategic Partnerships
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Company data provided by crunchbase