Sr. Full Stack Engineer

Sr. Full Stack Engineer (Front End Focused)
Hybrid NYC - 2315 Only Local candidates

Looking for: Angular or React and .Net or Python

Job Description

We are seeking an experienced Senior Full Stack Engineer with a strong focus on Frontend Architecture to design, build, and maintain scalable web and mobile applications. This role will establish frontend standards, develop reusable UI frameworks, and ensure seamless integration with our enterprise backend services and identity systems.

The ideal candidate brings deep expertise in modern frontend frameworks (React, Angular), solid full-stack integration capabilities (C# .NET, Python APIs), and experience delivering responsive, secure, and highly accessible user experiences.

Required Qualifications

• Experience: 8+ years of professional software development experience, with a proven track record of leading frontend architecture for enterprise web applications.
• Frontend Mastery: Deep, advanced knowledge of TypeScript, React, and/or Angular, alongside modern HTML5, CSS3, and SCSS.
• Full Stack Integration: Strong experience consuming and integrating with backend APIs built on C# .NET (.NET Core/.NET 8+) or Python.
• Modern Tooling: Experience with Git workflows, package managers (npm/yarn), and frontend build tools (Webpack, Vite).
• Accessibility: Deep experience implementing and enforcing strict WCAG accessibility compliance in web applications.
• Enterprise Security: Practical experience managing frontend session states, handling token lifecycles (silent refresh, JWT management), and integrating with enterprise Identity Providers (Active Directory, Okta, etc.).
• Methodology: Experience working within collaborative, Agile/Scrum environments.

Preferred Qualifications

Mobile Development: Experience with native mobile development (Swift for iOS / Kotlin for Android) OR cross-platform mobile frameworks (React Native, MAUI, Flutter).

Legacy Support: Familiarity supporting legacy web patterns (e.g., .NET Framework 4.8.1 / MVC) during modernization phases.

DevOps: Experience with CI/CD pipelines (Azure DevOps, GitHub Actions) and container environments (Docker).

Industry: Prior experience in a utility, energy, or highly regulated corporate environment.

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