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Mid Level Front End Developer React Js Jobs (NOW HIRING)

Front End Developer (mid-level)

Mclean, VA · Remote

$105K - $122K/yr

Front End Developer (Mid-Level) Systems Integration & Development (SID), an award-winning ... React or Angular. * Perform cross-browser and cross-device testing to ensure compatibility and ...

Front End Developer (mid-level)

Mclean, VA · Remote

$106K - $123K/yr

Front End Developer (Mid-Level) Systems Integration & Development (SID), an award-winning ... React or Angular. * Perform cross-browser and cross-device testing to ensure compatibility and ...

We are currently seeking a Mid-Level React Developer to join our network of skilled professionals ... The ideal candidate will have a solid foundation in React and front-end development, with a passion ...

UI Developer (React.JS)

Framingham, MA · On-site

$51.75 - $67.25/hr

UI Developer (React.JS) Proficiency in React.js and its core principles, strong JavaScript, HTML5 ... Familiarity with RESTful APIs, modern authorization mechanisms like JSON Web Tokens, and front-end ...

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Front End developer

New York, NY · On-site

$113K - $132K/yr

We are seeking a skilled and motivated Mid-Level Front-End Developer with a strongbackground in JavaScript and jQuery, and a focus on React development. In this role, you willbe responsible for ...

Senior React frontend developer

Miami, FL · On-site +1

$109K - $144K/yr

Senior React frontend developer Location : Miami, FL - 100% Remote Duration : 6 to 12 Months Visa ... Tools and technologies that we use: • JavaScript (TS), React.js, Next.js, GraphQL, semantic HTML ...

React Developer

Sunnyvale, CA · On-site

$122K - $142K/yr

We are looking for a skilled React Developer to join our front-end development team. The ideal candidate will have experience building modern web applications using React.js , along with a solid ...

Senior React frontend developer

$117K - $154K/yr

Senior React frontend developer Location : Miami, FL - 100% Remote Duration : 6 to 12 Months Visa ... Tools and technologies that we use: • JavaScript (TS), React.js, Next.js, GraphQL, semantic HTML ...

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Mid Level Front End Developer React Js information

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$42.5K

$110.4K

$155.5K

How much do mid level front end developer react js jobs pay per year?

As of Jun 25, 2026, the average yearly pay for mid level front end developer react js in the United States is $110,412.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,000.00 and $121,000.00 per year, depending on experience, location, and employer.

What does a Mid Level Front End Developer with React JS do?

A Mid Level Front End Developer specializing in React JS is responsible for building and maintaining the user-facing parts of web applications using the React JavaScript library. They translate UI/UX design wireframes into high-quality code, implement responsive features, and ensure efficient state management. Additionally, they collaborate with designers, back-end developers, and other stakeholders to deliver seamless user experiences. Their work often includes optimizing application performance and troubleshooting issues to maintain a smooth front-end workflow.

How does a mid-level Front End Developer specializing in React JS typically collaborate with backend developers and designers?

As a mid-level Front End Developer focused on React JS, you will frequently work closely with backend developers to integrate APIs and ensure seamless data flow between the client and server. You'll also collaborate with UI/UX designers to translate design prototypes into interactive, user-friendly interfaces. Effective communication and regular stand-up meetings are common to align on project requirements, address integration challenges, and maintain consistency across the application. This cross-functional teamwork is essential for delivering cohesive and performant web applications.

What is the difference between Mid Level Front End Developer React Js vs Front End Developer Vue.js?

AspectMid Level Front End Developer React JsFront End Developer Vue.js
Skills & CertificationsProficiency in React, JavaScript, HTML, CSS; experience with Redux, REST APIsProficiency in Vue.js, JavaScript, HTML, CSS; experience with Vuex, REST APIs
Work EnvironmentWeb development teams, startups, tech companies using ReactWeb development teams, startups, companies adopting Vue.js
Industry UsageWidely used in tech industry, large-scale applicationsGrowing popularity, used in small to medium projects

Both roles require strong JavaScript skills and familiarity with front-end frameworks. The main difference lies in the specific framework: React.js is more widely adopted in large-scale applications, while Vue.js is favored for its simplicity and flexibility in smaller projects. Choosing between them depends on the company's tech stack and project requirements.

What are the key skills and qualifications needed to thrive as a Mid Level Front End Developer React Js, and why are they important?

To thrive as a Mid Level Front End Developer React Js, you need strong proficiency in JavaScript, HTML, CSS, and a solid understanding of React.js fundamentals, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems (like Git), RESTful APIs, and build tools such as Webpack or Babel is commonly required. Excellent problem-solving, teamwork, and communication skills help developers collaborate effectively and adapt to changing project requirements. These skills and qualities are crucial for building efficient, user-friendly web applications and contributing to successful project delivery.
Infographic showing various Mid Level Front End Developer React Js job openings in the United States as of June 2026, with employment types broken down into 93% Full Time, 6% Part Time, and 1% Contract. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $110,412 per year, or $53.1 per hour.
Front End Developer (mid-level)

Front End Developer (mid-level)

Astor & Sanders

Mclean, VA • Remote

$105K - $122K/yr

Other

Medical, Life, Retirement, PTO

Posted 27 days ago


Job description

Front End Developer (Mid-Level)

Systems Integration & Development (SID), an award-winning IT solutions provider based in McLean, VA, is seeking a skilled Mid-Level Front End Developer to join our team. This is a full-time and remote position.

Roles & Responsibilities

  • Develop, maintain, and enhance responsive web applications and user interfaces that provide an excellent user experience.
  • Collaborate with designers, back-end developers, and product managers to translate requirements into functional and visually appealing websites and applications.
  • Write clean, reusable, and efficient code using front-end technologies such as HTML5, CSS3, JavaScript, and modern frameworks like React or Angular.
  • Perform cross-browser and cross-device testing to ensure compatibility and responsiveness.
  • Optimize applications for maximum speed and scalability.
  • Participate in code reviews, contribute to best practices, and suggest improvements to processes and applications.
  • Troubleshoot and debug issues, providing timely fixes and enhancements.
  • Stay up-to-date with emerging front-end technologies, trends, and industry best practices.
  • Contribute to documentation and knowledge sharing within the development team.
  • Additional duties as assigned.

Requirements

Skills & Experience

  • Bachelor's degree in Computer Science, Information Technology, Systems Engineering, or related field.
  • Minimum 4 years of experience in applications development, cloud-based applications, or related roles.
  • Front End development experience with Vue 3, Pinia, PrimeVue, and Knex
  • Back End development experience .NET Web Api
  • Postgres database experience
  • Hands-on experience with cloud platforms such as AWS or others.
  • Strong understanding of data visualization, statistical processing and display, and cloud-based application processing.
  • Experience with application development, testing, and validation methodologies.
  • Ability to analyze system performance and troubleshoot complex issues.
  • Familiarity with DevOps practices, CI/CD pipelines, and Infrastructure-as-Code (IaC) tools (e.g., Terraform or others).
  • Knowledge of monitoring and logging tools (e.g., CloudWatch or others).
  • Deep understanding of modern application development design concepts, cybersecurity principles, and cloud application architecture.
  • Experience working on federal government systems, either as a contractor or federal employee, with a recent PUBLIC TRUST or higher clearance, is very strongly preferred.
  • Additional duties as assigned

Benefits

Systems Integration & Development (SID) offers a unique, stimulating and challenging environment that fosters individual growth and rewards performance. Systems Integration & Development (SID) is an Equal Opportunity Employer. 

Some of our competitive benefits include

  • Generous Paid Time Off (PTO) and all Federal Holidays off
  • Comprehensive Health Coverage
  • Retirement Savings Plan
  • Pre-Tax Benefit Programs
  • Wellness and Work-Life Support
  • Professional Development
  • Performance and Referral Bonuses
  • Life and Disability Insurance