Senior UI Engineer at Development InfoStructure

Washington, District of Columbia, United States -

Full Time

Start Date

Immediate

Expiry Date

24 Jul, 26

Salary

108000.0

Posted On

25 Apr, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

React, TypeScript, GraphQL, Azure DevOps, Git, Kubernetes, Vitest, Docker, ASP.NET, State Management, UI Design, API Integration, Unit Testing, Agile, Accessibility, Front-end Engineering

Industry

IT Services and IT Consulting

Description

Company Overview Development InfoStructure LLC., (Devis) is a leading provider of innovative software development, management, and consulting services, specializing in cutting-edge technologies such as DevSecOps, AI, and Machine Learning. With over 30 years of experience, we have established ourselves as a trusted partner for government agencies, delivering tailored, mission-critical solutions that drive digital transformation and operational excellence. Our client-centric approach, coupled with our deep domain expertise and technical prowess, enables us to forge enduring relationships and consistently deliver high-impact, adaptive solutions that resonate with the unique needs of the public sector. Job Overview The UI Engineer is responsible for designing, developing, and maintaining the React-based user interface components of the Committee Portal platform used by Committee staff at the U.S. House of Representatives. This is a full-time role aligned to core business hours 7:00 AM to 6:00 PM Eastern. Work is performed on Capitol Hill, Washington, DC, with off-site work permitted only with approval and at the discretion of the customer. Primary Duties React and TypeScript Component Development Develop React components in TypeScript that implement UX designs and acceptance criteria for Committee Portal features. Translate wireframes and UX specifications into accessible, production-ready interface components. Maintain and refactor existing UI code to improve performance, maintainability, and consistency with the LCS design system. API Integration Integrate GraphQL APIs into UI components, including queries, mutations, caching, and error handling. Collaborate with the ASP.NET Services Engineer to define query contracts and shape data requirements. Implement client-side state management using React Query, Zustand, or equivalent patterns already in use by the IPT. Test Automation and Quality Develop unit tests using Vitest for new and existing React components. Coordinate with the IPT Test Engineer to support functional and regression testing each sprint. Debug issues reported by testers and users, reproduce defects, and deliver fixes within sprint commitments. Configuration Management and Deployment Use Azure DevOps (ADO), git, and pull request workflows to manage source code and task status. Participate in containerized local development and support deployments through Azure Pipelines to Kubernetes environments. Adhere to all IPT Configuration Management processes defined by the Program Manager. IPT Collaboration and Agile Delivery Participate in all established agile activities, including sprint planning, daily standups, sprint reviews, and retrospectives as directed by the Scrum Coordinator and Program Manager. Collaborate with UX designers, business analysts, ASP.NET Services Engineers, and Test Engineers to refine acceptance criteria and deliver working features each sprint. Produce code, configuration, and documentation as deliverables under the task, consistent with Section A.5 (Deliverables). Required Qualifications Education Bachelor's degree required in Computer Science, Software Engineering, Information Systems, Human-Computer Interaction, or a related technical field. Equivalent combinations of certifications, portfolio evidence, and professional experience will be considered in place of a degree. Experience Levels 3+ years of front-end engineering experience for Mid-Level consideration, or 6+ years for Senior Level consideration, consistent with Statement of Work Section A.4 Requirement 2. Demonstrated experience developing UI components in React using TypeScript. Demonstrated experience translating wireframes and UX specifications into production components. Experience writing unit tests using Vitest or a comparable modern JavaScript testing framework. Experience integrating APIs (GraphQL or REST) into React applications. Technical Knowledge Working familiarity with Ant Design, React Query, and Zustand is a plus. Working knowledge of containerized local development environments (Docker) and git-based pull request workflows. Familiarity with Azure DevOps, Azure Pipelines, and Kubernetes-hosted deployments at a user level. Understanding of accessible web development and modern front-end performance practices. Preferred Qualifications Meta Front-End Developer Certificate or equivalent. Microsoft Certified: Azure Developer Associate (AZ-204) is helpful where the Engineer supports Azure-hosted build and deployment tasks. Security Requirements Must pass and maintain the background investigation required by the U.S. House of Representatives, Office of the Clerk, for contractor personnel supporting Legislative Computer Systems. Completion of any annual security awareness or House-mandated training required for IPT members. U.S. citizenship may be required consistent with House of Representatives contractor policy. Salary $98,000 - $108,000 commensurate with background and experience. Devis is an AA/EOE/M/F/Disabled/VET Employer committed to providing equal employment opportunity without regard to an individual’s race, color, religion, age, gender, sexual orientation, veteran status, national origin or disability.

Responsibilities

The Senior UI Engineer will design, develop, and maintain React-based user interface components for the Committee Portal platform. They will also integrate GraphQL APIs, perform unit testing, and collaborate with cross-functional teams in an agile environment.