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React Js Developer Jobs in Portland, OR (NOW HIRING)

Web Developer

Beaverton, OR · On-site

$90K - $120K/yr

Web Developer Starting Base Salary Range of $90,000 to $120,000 (DOE) For over 100 years, we've ... Build modern web applications using React for front-end development * Develop backend services and ...

Software Engineer III (Contractor)

Portland, OR · On-site

$61 - $82/hr

To be successful in this position, you should be a curious, problem solver and have experience in JavaScript, React, Tailwind, and familiarity with Node.js. As a Software Engineer, you will engage in ...

Software Engineer III (Contractor)

Portland, OR · On-site

$61 - $82/hr

To be successful in this position, you should be a curious, problem solver and have experience in JavaScript, React, Tailwind, and familiarity with Node.js. As a Software Engineer, you will engage in ...

Software Engineer III (Full Time)

Portland, OR · On-site

$61 - $82/hr

... React, Tailwind, and familiarity with Node.js. WordPress or PHP experience a plus. As a Software ... Strong working knowledge of Microsoft Office, Teams, Azure DevOps etc. * A willingness to be "hands ...

... React and Node.js. Ability to explain callback functions, scope and hoisting, and the event loop while preparing students for web development careers and full-stack engineering coursework.

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Showing results 1-20

React Js Developer information

See Portland, OR salary details

$45.2K

$117.5K

$165.4K

How much do react js developer jobs pay per year?

As of Jun 10, 2026, the average yearly pay for react js developer in Portland, OR is $117,471.00, according to ZipRecruiter salary data. Most workers in this role earn between $110,600.00 and $128,700.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a React JS Developer, and why are they important?

To thrive as a React JS Developer, you need a strong grasp of JavaScript, HTML, CSS, and modern React concepts such as hooks, state management, and component lifecycle, typically supported by a degree in computer science or relevant experience. Familiarity with version control systems like Git, build tools such as Webpack or Babel, and testing frameworks like Jest is commonly required. Problem-solving, effective communication, and teamwork are crucial soft skills that distinguish successful developers in this role. These abilities ensure efficient development of scalable, maintainable applications and smooth collaboration within cross-functional development teams.

What is the difference between React Js Developer vs Front-End Developer?

AspectReact Js DeveloperFront-End Developer
Required SkillsProficiency in React.js, JavaScript, HTML, CSSHTML, CSS, JavaScript, frameworks like Angular or Vue
Work EnvironmentFocus on building user interfaces with ReactDeveloping and maintaining websites/apps across various frameworks
Industry UsageCommon in companies using React for UI developmentBroader role across multiple front-end technologies

React Js Developers specialize in building user interfaces using React.js, while Front-End Developers work across various frameworks and technologies to create complete website or app front-ends. React Js Developers focus more on React-specific skills, whereas Front-End Developers have a broader skill set applicable to multiple frameworks.

What is a React JS Developer?

A React JS Developer is a software engineer who specializes in building user interfaces and web applications using the React JavaScript library. They are responsible for developing reusable components, managing application state, and ensuring high-performance, responsive designs. React JS Developers often work closely with designers and backend developers to deliver seamless user experiences. Their expertise includes JavaScript, HTML, CSS, and modern front-end development tools.

What are some common challenges faced by React JS Developers when integrating with backend APIs?

React JS Developers often encounter challenges such as managing asynchronous data flows, handling errors gracefully, and ensuring smooth communication between the frontend and backend services. Debugging issues related to inconsistent API responses or cross-origin resource sharing (CORS) can also be common. Staying up-to-date with evolving RESTful or GraphQL API standards and ensuring secure authentication and data validation are essential for successful integration.
What are the most commonly searched types of React Js Developer jobs in Portland, OR? The most popular types of React Js Developer jobs in Portland, OR are:
What cities near Portland, OR are hiring for React Js Developer jobs? Cities near Portland, OR with the most React Js Developer job openings:
Infographic showing various React Js Developer job openings in Portland, OR as of June 2026, with employment types broken down into 68% Full Time, 11% Part Time, and 21% Contract. Highlights an 79% In-person, and 21% Remote job distribution, with an average salary of $117,471 per year, or $56.5 per hour.
Full Stack Software Engineer Fish Data Systems

Full Stack Software Engineer Fish Data Systems

Pacific States Marine Fisheries Commission

Portland, OR

Other

Posted 6 days ago


Job description

Pacific States Marine Fisheries Commission (PSMFC) is recruiting candidates to fill the role ofa Full Stack Software Engineer to maintain and build systems that directly support the sustainability and management of fish populations across the Pacific region. Additionally, this role supports regional fishery data systems used by Tribal, Federal, State, and non-governmental partners.These systems play a critical role in fisheries management, including informing decisions related to mitigation, rebuilding fish populations, and harvest allocation across regional and binational governing bodies.

This role offers the opportunity to work on systems that directly influence real-world environmental and policy decisions, while using a modern full stack to evolve existing systems and collaborating across a diverse network of partners. This role offers a sustainable pace of work focused on long-term system improvements rather than rapid churn.

This position is based at our Headquarters office in Portland, Oregon.

Group Definition:Applications Software Specialists design, document, develop,modify,testand implement new or existing systems and applications software. Functions include analyzing and refining systems requirements; translating requirements into applications; writing,debuggingandmaintainingcode;determiningoutput media/formats; designing user interfaces; working with customers to test applications; assuring software and systems quality and functionality; writing andmaintainingprogram documentation.

Closing Disclaimer

PSMFC will not accept resumes or cover letters for any position once the job announcement has been removed from the Careers Page. PSMFC reserves the right to remove a job announcement at any time for any reason or close the position prior to the posted close date once a sufficient number of applicants have been received.

Our Team

The selected candidate will join a small, highly collaborative team consisting of: 1 Senior Full Stack Developer, 3-4 Database Management Specialists, 2-3 Junior Data Management Specialists, and several Data Management Specialists and Product Owners. The selected candidate will also engage with a broader network of PSMFC teams, external partners, and contractors. The team operates with a shared ownership model and emphasizes collaboration across technical and non-technical roles. There will be opportunities to expand skillset by working across a diverse set of systems and technologies, with support from our Team's senior developer and cross-team collaboration. The primary stack includes Node.js, JavaScript/TypeScript, React, HTML/CSS, RESTful APIs, PostgreSQL/SQL, Git, and Microsoft Azure fundamentals, with development across Linux (Ubuntu) and Windows environments.

Project Specifics

Design, modernize, and scale data platforms using a modern technology stack, delivering systems that drive real-world fish management and fisheries decisions while partnering across scientific and technical teams:

  • Develop and maintain full-stack web applications
  • Work within and improve existing codebases
  • Design and integrate APIs and database-driven systems
  • Collaborate with stakeholders to translate needs into technical solutions
  • Write clear documentation and communicate technical concepts effectively
  • Participate in issue tracking, prioritization, and release processes

Essential Functions

PSMFC is seeking a developer who is adaptable, curious, and comfortable working in evolving systems.

  • Experience building and supporting data-driven applications
  • Experience working with and improving existing or legacy codebases
  • Full-stack development experience
  • Proficiency in JavaScript/TypeScript, Node.js, and React
  • Experience with relational databases (PostgreSQL or similar)
  • Familiarity with RESTful APIs and Git
  • Strong analytical, problem-solving, and communication skills
  • Ability to collaborate with technical and non-technical stakeholders

Additional Mandatory Knowledge and Skills:

  • Software development in a Microsoft Windows and/or Linux (Ubuntu), Windows
  • Software development platforms:Node.js
  • Programming language:JavaScript, TypeScript
  • Relational database management system:SQL, PostgreSQL
  • Web authoring tools:React, HTML and CSS
  • RESTful API design and integration
  • Version Control:Git version control

Additional Desirable Knowledge and Skills:

  • Backend: .NET
  • Programming language:C#, Python, R, Perl
  • Databases: Microsoft SQL Server, Oracle, Azure SQL Database
  • Query Languages: T-SQL, PL/SQL, DAX (Power BI)
  • Frontend / UI / Analytics Tools: Svelte, Next.js
  • Cloud & DevOps: Cloud platforms (Azure, AWS), Containerization (Docker), CI/CD pipelines
  • Development Tools & Data Platforms: Visual Studio Code, Azure Data Studio, Azure Data Factory
  • Other: Legacy system migration experience, Visual FoxPro familiarity (plus)

Knowledge Required by the Position:

At the lower end of the range, the employee has broad knowledge, abilities, and skills as follows:

  • Ability to analyze, design, test, and implement complex, personal computer based, real-time, data acquisition system software.
  • Ability to develop complex software applications.
  • Ability to create entity relationship models, process data flow models.
  • Knowledge of relational database management systems and structured query language.
  • Knowledge of effective technical writing techniques.
  • Ability to communicate clearly and effectively, both orally and in writing.
  • Ability to interact and deal effectively with individuals and groups having diverse backgrounds (biologists, engineers, statisticians, economists, fiscal specialists, computer specialists, etc.) to translate their needs to software functionality.

At the upper end of the range, the employee uses mastery-level knowledge and abilities to develop state-of-the-art technology and functionality.

Physical Demands

The work is sedentary with moderate walking between workstations and carrying folders, reports, and similar light loads.

Work Environment

The work is performed in an office setting with adequate lighting, heating and ventilation. There are the normal risks of an office environment. Travel is required.