Front-End Engineer – React / TypeScript

iROW9 INC; Minneapolis (MN); Hybrid; USD 110,000 - 140,000; Full time

Job summary

iROW9 INC is seeking a Front-End Engineer with 6–7+ years of experience to build scalable, production‑grade web applications using JavaScript, TypeScript and React.

Designing reusable components, integrating REST APIs, performing testing and performance optimization, and collaborating with UX, backend, QA and product teams are core duties. This contract role (6 months) is based in Minneapolis with onsite/Hybrid options and requires strong front‑end fundamentals and sense of ownership.

Qualifications

• 6–7+ years of JavaScript/TypeScript development experience.
• Deep hands-on React experience in production environments.
• Strong HTML/CSS and responsive design skills.
• Experience with REST API integration and modern front-end tooling.

Responsibilities

• Design and develop modern front-end applications using React, JavaScript, and TypeScript.
• Build reusable React components and scalable front-end solutions.
• Integrate applications with REST APIs and backend services.
• Troubleshoot performance and production issues.
• Write clean, maintainable, and testable code.
• Participate in code reviews and technical design discussions.
• Collaborate with UX, backend, QA, and product teams.

Skills

JavaScript/TypeScript

React

React Hooks

State management

HTML/CSS

REST APIs

Testing & debugging

Git & CI/CD

Job description

Title: Front-End Engineer – React / TypeScript

Job Type: Contract – 6 Months

Location: Minneapolis, MN | Onsite/Hybrid

Summary

Front-End Engineer with 6–7+ years of experience building scalable, production-grade web applications. Strong hands‑on expertise in JavaScript, TypeScript, and React, with experience in reusable components, REST APIs, testing, performance optimization, and cross-functional collaboration.

Responsibilities

• Design and develop modern front-end applications using React, JavaScript, and TypeScript.
• Build reusable React components and scalable front-end solutions.
• Integrate applications with REST APIs and backend services.
• Troubleshoot performance and production issues.
• Write clean, maintainable, and testable code.
• Participate in code reviews and technical design discussions.
• Collaborate with UX, backend, QA, and product teams.

Required Skills

• 6–7+ years of JavaScript/TypeScript development experience.
• Deep hands‑on React experience in production environments.
• Strong knowledge of React Hooks, component architecture, and state management.
• Strong HTML/CSS and responsive design skills.
• Experience with REST API integration.
• Strong debugging and problem‑solving skills.
• Experience with Git, testing, and CI/CD practices.

Preferred Skills

• Redux/Redux Toolkit or similar state-management experience.
• Jest, React Testing Library, Cypress, or Playwright.
• Enterprise or financial services application experience.
• Knowledge of accessibility and front-end performance optimization.