Senior Full-Stack Developer — UI/UX & Performance

Valsoft Corporation; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Valsoft Corporation is seeking a skilled FullStack Developer to build seamless user experiences and scalable front-end applications. You will drive UI/UX implementation, optimize performance, and collaborate with cross-functional teams to deliver accessible, responsive interfaces.

Responsibilities include translating prototypes into pixel-perfect code, mentoring juniors, and contributing to design systems while staying current with frontend trends.

Qualifications

• 5+ years in a Software Developer role.
• Proficient with React and modern front-end frameworks.
• Experience with ASP.NET Core (C#) and Microsoft SQL Server.
• Strong Git, CI/CD practices, and cloud DevOps experience.
• Familiarity with Jest, Postman, OAuth2/JWT, and testing.
• Excellent communication and collaboration across teams.

Responsibilities

• Develop, maintain, and improve web applications using React front-end frameworks.
• Translate design prototypes into pixel-perfect, accessible UI.
• Collaborate with product managers, designers, and back-end developers.
• Drive performance optimizations and implement SEO best practices.
• Participate in code reviews and mentor junior developers.
• Address usability and accessibility issues; ensure security and data integrity.

Skills

React

Azure DevOps

ASP.NET Core

C#

SQL Server

Git

Unit Testing (Jest)

Postman

OAuth2/JWT

Agile/Waterfall

CSS/HTML

Tools

VSCode

IntelliJ

Job description

Valsoft Corporation is seeking a skilled FullStack Developer to build seamless user experiences and scalable front-end applications. You will drive UI/UX implementation, optimize performance, and collaborate with cross-functional teams to deliver accessible, responsive interfaces.

Responsibilities include translating prototypes into pixel-perfect code, mentoring juniors, and contributing to design systems while staying current with frontend trends.