Senior UI Application Developer (Level III) jobs in United States
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Sligo Software Solutions Inc. · 1 day ago

Senior UI Application Developer (Level III)

Sligo Software Solutions Inc. is a Software Development & IT Consulting company seeking a Senior UI Application Developer (Level III). The role involves designing and developing high-quality UI components and applications, collaborating with various teams to ensure a seamless user experience, and mentoring junior developers.

Cloud ComputingConsultingSoftwareAppsInformation TechnologyMobile Apps
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H1B Sponsor Likelynote

Responsibilities

Design and develop high-quality, reusable, and performant UI components and applications
Translate business and technical requirements into effective UI design and functionality
Collaborate with UX designers, business analysts, product managers, and development teams to ensure a seamless and consistent user experience
Drive UI/UX best practices, responsive and mobile-first design, adherence to SOLID principles, design standards, and Section 508 / WCAG accessibility requirements. Optimize UI performance and scalability through efficient coding and resource management
Conduct code reviews to ensure quality, maintainability, and adherence to standards
Mentor junior developers and provide technical guidance
Stay current with emerging UI technologies and contribute to continuous improvement efforts
Participate in all phases of the software development lifecycle, including requirements, design, development, testing, deployment, and support

Qualification

UI developmentUI design patternsHTMLJavaScript/TypeScriptAngular Framework.NETC#JavaSpring BootService Oriented ArchitectureSOAP APIsRESTful APIsEntity FrameworkUnit testing frameworksGitCI/CD workflowsAgile/ScrumMentoring

Required

The candidate must have more than seven (7) years of experience working on complex application development projects, including at least two (2) years in a leadership role as a Developer
The candidate must have more than seven (7) years of experience in UI development and UI design patterns, including MVC, with a strong focus on designing and building complex and scalable applications
The candidate must have more than seven (7) years of experience developing and maintaining web applications using HTML, XML, JSON, AJAX, JavaScript/TypeScript, Angular Framework, jQuery, Bootstrap, and Cascading Style Sheets (CSS)

Preferred

Bachelor's degree in Computer Science, Web Development, or a related technical field (degree copy required upon bidding)
More than seven (7) years of experience using .NET and C# to develop and maintain n-tier web applications OR Java with Spring Boot to develop and maintain n-tier web or cloud-based applications
More than seven (7) years of experience with Service Oriented Architecture (SOA), including development of secure web services and SOAP and RESTful APIs
More than seven (7) years of experience working with Entity Framework
More than seven (7) years of experience using unit testing frameworks such as xUnit or NUnit
More than five (5) years of experience working with distributed version control systems, such as Git
More than two (2) years of experience designing and implementing CI/CD workflows
More than two (2) years of experience working in Agile/Scrum methodologies
More than two (2) years of experience working in a Federal or State government environment, preferably within Health and Human Services, including Integrated Eligibility Systems such as PA, TA, SNAP, HEAP, Fair Hearings, and Child Support programs

Company

Sligo Software Solutions Inc.

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SLIGO – Abundant Talent. Delivered. We're on a mission to help businesses and professionals grow in the digital world.

H1B Sponsorship

Sligo Software Solutions 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 (10)
2024 (15)
2023 (24)
2022 (20)
2021 (25)
2020 (20)

Funding

Current Stage
Growth Stage

Leadership Team

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Gopala Krishna Vellanki
Chief Operating Officer
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Company data provided by crunchbase