Senior Frontend Architect - React/TypeScript & Microservices

Delta System & Software, Inc.; Jersey City (NJ); On-site; USD 140,000 - 220,000; Full time

Job summary

Delta System & Software, Inc. in Jersey City seeks a Lead Frontend Engineer to design high-performance web experiences using React and TypeScript, with backend Java Spring involvement.

You will own frontend architecture, mentor engineers, and partner with product teams to deliver scalable UI and microservices. The role emphasizes performance, accessibility, and secure client-side patterns, with a strong focus on modern tooling and DX improvement.

Qualifications

• 14+ years of professional software engineering experience with frontend focus.
• Expert React proficiency with hooks, context, and rendering behavior.
• Strong Java & Spring skills for backend microservices and API contracts.
• Must use AI-assisted tools to accelerate development and maintain secure practices.

Responsibilities

• Lead development of complex, user-facing web applications using React + TypeScript and front-end architecture.
• Develop microservices / API contracts (GraphQL/REST) with Java and Spring technologies and frontend-friendly patterns.
• Collaborate with UX/Product to translate designs into polished experiences with performance and accessibility in mind.
• Establish and evolve front-end standards: architecture, state management, routing, testing practices.
• Drive Core Web Vitals, bundle optimization, rendering strategies, caching, and observability.
• Implement rich UI features like real-time updates, offline-capable patterns, and robust forms.
• Ensure secure client-side patterns: safe auth flows, token handling, secure storage.

Skills

React Expert

TypeScript

Java Spring

Web Performance

Testing

Accessibility

AI-assisted Dev

Tools

Vite/Webpack

Babel/SWC

NPM/Yarn

Monorepos

Build pipelines

Job description

Delta System & Software, Inc. in Jersey City seeks a Lead Frontend Engineer to design high-performance web experiences using React and TypeScript, with backend Java Spring involvement.

You will own frontend architecture, mentor engineers, and partner with product teams to deliver scalable UI and microservices. The role emphasizes performance, accessibility, and secure client-side patterns, with a strong focus on modern tooling and DX improvement.