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React Typescript Jobs in Illinois (NOW HIRING)

Ritchie Bros.

Software Engineer

Westchester, IL · On-site

NET MVC, React, TypeScript, and JavaScript * Develop backend services using .NET / .NET Core * Write and optimize database queries using MS SQL Server and PostgreSQL * Participate in code reviews, CI ...

Ritchie Bros.

Software Engineer

Westchester, IL · On-site

$72K - $108K/yr

NET MVC, React, TypeScript, and JavaScript * Develop backend services using .NET / .NET Core * Write and optimize database queries using MS SQL Server and PostgreSQL * Participate in code reviews, CI ...

1 point system

UI Developer - React

Chicago, IL · On-site

$51.50 - $67/hr

MUST HAVE: * 5+ years of React development experience * Experience building complex enterprise web ... Strong JavaScript/TypeScript skills * Azure or AWS cloud experience * Experience with CI/CD ...

Independence Pet Group

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

This role combines hands-on full-stack development, technical leadership, architecture guidance, and mentorship, leveraging React, TypeScript, .NET/C#, Node.js, PostgreSQL, and modern API-driven ...

Anagh Technologies, Inc.

Principal React Engineer

Chicago, IL · On-site

$139K - $186K/yr

Principal React Engineer , Location - Remote-- Chicago, IL Contract. 15+ years Experience Principal ... HTML (Typescript is a plus) * Strong expertise consuming RESTful APIs * Modern knowledge of ...

Braze

Software Engineer II, Channels

Chicago, IL · On-site

$104K - $196K/yr

Ruby, Rails, MongoDB, PostgreSQL, Redis, Sidekiq, React, TypeScript * Experience with agile processes For candidates based in the United States, the pay range for this position at the start of ...

Photon

React JS Lead | Atlanta

Chicago, IL · On-site

$60 - $76.75/hr

Strong skills React JS, Typescript, JavaScript(ES6+), Modern testing frameworks (Jest, React Testing Library) State management tools like Redux, Context API, or Zustand Translate architectural ...

Photon

React JS Lead | Atlanta

Chicago, IL · On-site

$60 - $76.75/hr

Strong skills React JS, Typescript, JavaScript(ES6+), Modern testing frameworks (Jest, React Testing Library) State management tools like Redux, Context API, or Zustand Translate architectural ...

Polluxa, Inc.

Engineering Manager - Transcarent

Chicago, IL · On-site

$150 - $200/hr

JavaScript (React), TypeScript Mobile: Swift (iOS), Kotlin (Android) or Flutter Cloud Platform: Google Cloud Platform (GCP), AWS (Amazon Web Services) * Excellent communication and organizational ...

Posted today

HirexHire

Engineering Manager (B2B SaaS)

Chicago, IL · On-site

Ruby on Rails, Docker, AWS, Typescript, React, GraphQL, OpenSearch, Datadog. * Actively use AI throughout the entire software development lifecycle. WHAT YOU WILL DO * Manage and mentor a team of 4-6 ...

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Showing results 21-40

All JobsReact Typescript JobsReact Typescript Jobs in Illinois

React Typescript information

What is a React TypeScript developer?

React TypeScript developers are software engineers who specialize in building user interfaces using the React JavaScript library combined with TypeScript, a statically typed superset of JavaScript. They leverage TypeScript's type safety to write more reliable and maintainable React components and applications. Their role typically involves creating interactive web applications, ensuring code quality, and collaborating with designers and backend developers. React TypeScript developers are in high demand due to the popularity of both React and TypeScript in modern web development.

What skills and qualifications are needed to thrive as a React TypeScript developer?

To thrive as a React TypeScript Developer, you need a strong grasp of JavaScript, TypeScript, React.js, and a good understanding of front-end development best practices, typically backed by a degree in computer science or related experience. Familiarity with version control systems like Git, modern build tools, and package managers (such as Webpack, npm/yarn), as well as experience with REST APIs and testing frameworks, is essential. Strong problem-solving skills, attention to detail, and effective communication are vital soft skills in this role. These skills ensure robust, maintainable codebases, effective teamwork, and the delivery of high-quality user interfaces.

What are common challenges faced by React TypeScript developers when integrating with backend APIs?

One frequent challenge for React TypeScript developers is ensuring strong type safety when consuming data from backend APIs, especially when API responses can be inconsistent or evolve over time. Developers must often create or update TypeScript interfaces to accurately reflect the shape of the data, handle potential null or undefined values, and use type guards to ensure robustness. Collaborating closely with backend teams and maintaining clear API documentation can help mitigate these challenges and streamline the integration process.

What is the difference between React Typescript vs React JavaScript?

AspectReact TypescriptReact JavaScript
Required CredentialsBasic knowledge of JavaScript, TypeScript fundamentals, optional TypeScript certificationsProficiency in JavaScript, familiarity with React
Work EnvironmentWeb development, front-end projects, teams using TypeScriptWeb development, front-end projects, teams using JavaScript
Industry UsagePopular in enterprise applications, large-scale projectsWidely used across startups and small projects
Search & Comparison IntentDevelopers choosing between React with TypeScript or JavaScriptDevelopers evaluating React with JavaScript or TypeScript

React TypeScript and React JavaScript are both popular choices for front-end development. TypeScript adds static typing to React, improving code quality and maintainability, especially in large projects. JavaScript is more flexible and easier for quick prototyping. The choice depends on project size, team expertise, and specific requirements.

What are popular job titles related to React Typescript jobs in Illinois?

For React Typescript jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching React Typescript jobs in Illinois look for?

The top searched job categories for React Typescript jobs in Illinois are:

What cities in Illinois are hiring for React Typescript jobs?

Cities in Illinois with the most React Typescript job openings:

React Typescript jobs near you
Infographic showing various React Typescript job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 9% Part Time, and 3% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Senior Software Engineer

Independence Pet Group

Chicago, IL • On-site

$150 - $200/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 10 days ago

Job description

Established in 2021, Independence Pet Holdings is a corporate holding company that manages a diverse and broad portfolio of modern pet health brands and services, including insurance, pet education, lost recovery services, and more throughout North America. We believe pet insurance is more than a financial product and build solutions to simplify the pet parenting journey and help improve the well-being of pets. As a leading authority in the pet category, we operate with a full stack of resources, capital, and services to support pet parents. Our multi-brand and omni-channel approach include our own insurance carrier, insurance brands and partner brands. We're seeking a Senior Software Engineer to lead the design and delivery of scalable web applications for B2B products. This role combines hands-on full-stack development, technical leadership, architecture guidance, and mentorship, leveraging React, TypeScript, .NET/C#, Node.js, PostgreSQL, and modern API-driven solutions.

Key Responsibilities
  • Lead the design, development, and delivery of scalable web applications.
  • Provide technical guidance and mentorship to developers.
  • Review solution designs and ensure alignment with enterprise architecture.
  • Participate in PI Planning and collaborate with stakeholders to translate business requirements into technical solutions.
  • Promote development standards, code quality, and engineering best practices.
  • Conduct code reviews and contribute to architectural and technical decision-making.
Required Skills & Experience
  • Senior-level experience with JavaScript/TypeScript and modern web application development.
  • Strong React experience
  • Experience with at least one full-stack React framework (Next.js, Remix, React Router 7, SvelteKit, etc.) — familiarity with SSR, file-based routing, and server/client boundaries is the key transferable skill
  • Strong .NET/C# development experience and experience building server-side applications with Node.js.
  • Experience designing and optimizing MS SQL and PostgreSQL databases.
  • Familiarity with Drizzle ORM
  • Strong experience designing and implementing RESTful APIs.
  • Technical Competencies Strong understanding of Git workflows, pull requests, branching strategies, and code reviews.
  • Ability to write maintainable, scalable, and well-documented code.
  • Experience working with and evolving existing codebases and architectures.
  • Strong understanding of software design principles, architecture patterns, and security best practices.
  • Ability to evaluate technical trade-offs and deliver pragmatic solutions.

#iph

Benefits

Some offerings are dependent upon the location of where you work and can include the following:

  • Comprehensive full medical, dental and vision Insurance
  • Basic Life Insurance at no cost to the employee
  • Company paid short-term and long-term disability
  • 12 weeks of 100% paid Parental Leave
  • Health Savings Account (HSA)
  • Flexible Spending Accounts (FSA)
  • Retirement savings plan
  • Personal Paid Time Off
  • Paid holidays and company-wide Wellness Day off
  • Paid time off to volunteer at nonprofit organizations
  • Pet friendly office environment
  • Commuter Benefits Group
  • Pet Insurance
  • On the job training and skills development
  • Employee Assistance Program (EAP)

ASPCA Pet Health Insurance, Embrace, Felix, Figo, Independence American Insurance Company, Pets Best, Pethealth, PetPartners, PetPlace, and Pumpkin are all operated by Independence Pet Holdings (IPH).

At IPH, we welcome and encourage applications from individuals with disabilities. Accommodations are available upon request for candidates participating in all aspects of the selection process.

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