Senior Front-End Tech Lead - React, TS, UI Architecture

DexCare; International Falls (MN); On-site; USD 120,000 - 180,000; Full time

Job summary

DexCare in Minnesota is seeking a Senior Front End Software Engineer, Tech Lead to define front-end architecture, set standards, and mentor engineers while building consumer-facing products from the ground up.

As part of a fast-growing startup, you will work with product managers, designers, and solution architects daily to deliver robust, scalable UI, with emphasis on performance, accessibility, and modern React/TypeScript practices.

Qualifications

• 7+ years leading architectural solutions and mentoring peers.
• 7+ years shipping enterprise web applications.
• 5+ years building responsive SPAs with React.js and TypeScript.
• 3+ years experience with state management, tooling (webpack, Vite), and performance optimization.
• 3+ years building apps on Express, Koa, or Node.js middleware.
• Experience integrating agentic AI features into front-end production interfaces.

Responsibilities

• Be a team player and successfully get buy-in from your team as well as champion the team’s front-end strategy
• Proficiency at building out highly testable, component-based UI code with strong contracts
• Proficient with front-end test automation frameworks (Jest, Cypress, React Testing Library) and validating across an array of code configurations
• Drive front-end architecture decisions including design systems, performance optimization, and accessibility standards
• Comfort designing and consuming REST and GraphQL APIs, including schema design and API contract reviews
• Participate in on-call rotation

Skills

Team leadership

Enterprise web apps shipping

React.js

TypeScript

State management

Node.js middleware

AI features in frontend

Tools

Jest

Cypress

React Testing Library

Job description

DexCare in Minnesota is seeking a Senior Front End Software Engineer, Tech Lead to define front-end architecture, set standards, and mentor engineers while building consumer-facing products from the ground up.

As part of a fast-growing startup, you will work with product managers, designers, and solution architects daily to deliver robust, scalable UI, with emphasis on performance, accessibility, and modern React/TypeScript practices.