3AMIGOSIT LLC
3AMIGOSIT LLCVerified Source

Sr Frontend Architect, React & Java Spring Microservices

125K–135K
Onsite · New York, New York
Posted August 14, 2026
full-time

Overview

Own the design and development of high-performance web experiences at scale. Lead frontend architecture using React and TypeScript with 60% frontend focus and 40% backend Java Spring work. Collaborate across product, design, and engineering teams to deliver cutting-edge UI and microservices capabilities. This is an onsite role in Jersey City and requires 14+ years of experience.

What You'll Do5

  • 1Lead the end-to-end frontend architecture for large-scale web applications using React and TypeScript
  • 2Design and implement scalable UI components and microservices interfaces
  • 3Collaborate with product and design teams to translate requirements into robust technical solutions
  • 4Mentor engineers, establish best practices, code quality standards, and performance optimizations
  • 5Drive front-end performance, accessibility, and security improvements across multiple apps

Requirements5

  • 114+ years of relevant experience in frontend and backend development
  • 2Proficient in React, TypeScript, and Java Spring
  • 3Strong understanding of microservices, APIs, and frontend-backend integration
  • 4Experience delivering high-performance, accessible web applications
  • 5Onsite role in Jersey City, NJ; willingness to travel if needed

Salary Insight

$125 - $135k per year

Location

Typeonsite
LocationNew York, New York

Required Skills

ReactTypeScriptJava SpringMicroservicesHigh-performance web experiences
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