Software Engineer III – Frontend

Ookla

Senior Software Engineer at Ookla developing scalable web applications using React and Redux. Collaborating with teams to enhance data visualization platforms for connectivity insights.

Posted 7/6/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $130,000 - $170,000 per yearWebsite

Tech Stack

Tools & technologies

JavaScriptNode.jsReactReduxTypeScript

About the role

Key responsibilities & impact

Develop and maintain robust and scalable web applications using React, Redux (RTK Toolkit), and Vite
Collaborate with cross-functional teams to design, develop and implement new features and functionalities for our data visualization platforms and portals
Write clean, maintainable, and efficient code and adhere to best practices in software development
Conduct code reviews, debugging, and troubleshooting to ensure the quality of the codebase
Help develop, maintain and test RESTful APIs for data processing and handling
Participate in agile development methodologies and contribute to continuous improvement initiatives
Leadership and mentoring opportunities for junior engineers, providing guidance on best practices and coding standards
Problem-solve with teammates to turn desired functionality into implementation plans and then ultimately into working software; take situations with ambiguity and derive clarity
Troubleshoot and resolve complex software issues, identifying and implementing solutions in a timely manner
Eye for detail and knack for noticing and perfecting subtle interactions and fine points that impact user experience
Harness AI tooling for speeding up development while still emphasizing human oversight
Stay up-to-date with emerging trends and technologies in full-stack web development and apply them to our stack

Requirements

What you’ll need

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
5+ years of professional experience in full-stack web development
Proficient in React, Redux (preferably Redux Toolkit), and Vite with hands-on experience building complex web applications
Strong understanding of modern JavaScript, HTML, CSS, and other front-end technologies
Some experience in designing and developing RESTful APIs using Node.js or other backend technologies
Familiarity with agile development methodologies and continuous integration and deployment (CI/CD) pipelines
Proficient in writing automated tests and understanding/recommending various testing strategies; Vitest, React Testing Library (RTL) experience preferred
Strong communication and collaboration skills
Ability to work independently as well as in a team environment
Excellent problem-solving, algorithmic, and analytical skills
Ability to thrive in a fast-paced, dynamic environment
Experience with TypeScript

Benefits

Comp & perks

comprehensive medical, dental, and vision coverage
life and disability benefits
Flexible Spending Accounts (FSAs)
a 401(k) with company match
an Employee Stock Purchase Plan
work-life balance with Flexible Time Off
Volunteer Time Off
paid holidays
family building and caregiving support
generous Family Care and Parental leave
Fitness Reimbursement
access to wellness programs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Full-Stack Web DevelopmentJavaScriptHTMLCSSNode.jsTypeScriptViteDebuggingCode ReviewProblem-Solving

Soft Skills

Strong CommunicationCollaborationAnalytical SkillsMentoringAdaptability

Certifications

Bachelor's Degree in Computer ScienceMaster's Degree in Software Engineering