Senior Front-end Developer

About Us
JustAnswer is the leading AI + Human professional services platform, on a mission to revolutionize how people access expert help. Since 2003, we’ve connected millions of customers across 196 countries with verified professionals in real time—anytime, anywhere. With a powerful combination of human expertise and cutting-edge AI, we’re transforming the future of professional services.

Rooted in boldness, humility, and innovation, we take a data-driven approach to solving complex problems and continuously improving through Lean principles.

About the Role

As a Senior Front-End Engineer, you will be vital in optimizing and advancing the front-end ecosystem at JustAnswer. This position focuses on performance, scalability, and enabling faster front-end development cycles across the company. As a part of the 5-engineer team, you’ll collaborate closely with over 30 software engineering teams across multiple initiatives, helping identify pain points, introduce automated insights, and test AI-driven solutions to boost developer productivity. Our front-end serves 8 M daily visits, 240 M requests, 5 Tb of traffic, and 10 M page views every day and supports over 300 production releases every week across 200+ services. Your contributions to the front-end infrastructure team will directly impact how quickly and reliably the company can ship customer-facing features, used by millions globally.

What You’ll Do

• Write high-quality, testable, and maintainable front-end and front-end infrastructure code to keep our platform modern, secure, and performant
• Partner with initiative teams and individual engineers to understand front-end challenges and drive scalable, high-impact solutions
• Build and implement automated metrics and dashboards to track performance and identify bottlenecks in the front-end development process 
• Research, evaluate, and test AI-powered tools and solutions to improve front-end workflows 
• Actively participate in code reviews, knowledge sharing, and mentoring to elevate front-end quality company-wide

What We’re Looking For

• 5+ years of experience in front-end development with a strong emphasis on test-driven development
• Proficiency in HTML, CSS, and JavaScript, with solid experience using React (or similar frameworks)
• Familiarity with front-end build tools and package managers (e.g. npm)
• Experience working with CI/CD pipelines and modern front-end infrastructure
• Strong collaboration and communication skills; comfortable engaging with large engineering teams
• Ability to independently evaluate tools and introduce improvements across a complex system
• Upper-Intermediate English or higher
• Deep testing hands on experience (Jest, React Testing Library, etc.)
• Familiarity with containerised and cloud-native deployments (Docker, Kubernetes) would be a plus

Why Join Our Team
At JustAnswer, we blend the best of AI and human expertise to make a real impact. Our mission-driven culture values bold ideas, continuous learning, and global collaboration. We offer a flexible, remote-first environment with equitable rewards, career growth opportunities, and a supportive community where your contributions truly matter. Join us and be part of something bigger, helping people, one answer at a time. 

Our JustAnswer Promise
We strive together to make the world a better place, one answer at a time. JustAnswer's mission is to help people. We do this by connecting our members with verified Experts to help answer life's questions and solve problems. It’s not every day in your life that you get to be a part of a simple yet powerful mission. We pride ourselves in doing things the JA Way.
•    Data driven: Data decides, not egos
•    Courageous: We take risks and challenge the status quo
•    Innovative: We're constantly learning, creating, and adapting
•    Lean: We focus on customers, using lean testing to learn how to serve them best
•    Humble: Past success is not a guarantee of future success
If these things matter to you, come join the team here at JustAnswer!

Our Commitment to an Inclusive Workplace
We welcome people from all backgrounds who seek the opportunity to help build a future where professional services are readily available to all. If you have curiosity, passion, and a collaborative spirit, come work with us. JustAnswer is committed to an inclusive workplace. JustAnswer is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, disability, age, or other legally protected status.

AI Disclosure & Informed Consent
Artificial intelligence (AI) technology may be used during the hiring process to record, transcribe, analyze, and rank interview responses. By submitting your application and participating in the interview process, you acknowledge and consent to the use of AI technology in the hiring process. For more information see our AI Disclosure and Consent Policy.

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