New York, NY
|Remote
|Contract
|Job ID 72309|Posted Oct 27, 2025We are seeking a talented Senior Front End Engineer to join our dynamic team. This role offers the opportunity to design and build scalable, high-performance web platforms while working with a collaborative group of professionals.
Responsibilities
- Design and implement scalable React component architecture for complex applications.
- Optimize application performance, bundle size, and load times.
- Collaborate with designers to translate mockups into accessible, high-quality code.
- Build and maintain reusable component libraries and design systems.
- Integrate frontend applications with Node.js/Express backends and MongoDB.
- Ensure code quality through testing, code reviews, and adherence to best practices.
- Contribute to CI/CD pipeline improvements and deployment strategies.
- Participate in architectural decisions and technical planning.
Skills
- 7+ years of engineering experience with a strong focus on React and JavaScript.
- Advanced knowledge of React, including hooks, context, and component architecture.
- Proficiency in ES6+ JavaScript and TypeScript.
- Experience with state management solutions such as Redux or Zustand.
- Familiarity with RESTful API design and integration.
- Strong understanding of web performance, accessibility, and modern best practices.
- Excellent communication skills and the ability to collaborate effectively with cross-functional teams.
Preferred Skills
- Experience with Micro Frontend architecture and Module Federation.
- Familiarity with testing frameworks like Jest and React Testing Library.
- Knowledge of DevOps practices, including Docker and cloud deployment.
- Experience with marketplace or e-commerce platforms.
We believe in fostering a diverse and inclusive workplace where everyone feels valued and empowered to contribute their unique perspectives. We welcome applicants from all backgrounds and experiences to apply.
Once you apply for this position, you may receive a phone call, SMS or email at the time of application from our Virtual AI Recruiter, Alex, to conduct an initial interview.
Horizontal facilitates valuable and productive conversations between you and potential employers. We can assist you in growing your career by partnering you with employers that offer challenging assignments. For those that join the team, we offer competitive compensation and benefits including medical, dental, vision, and retirement. Check out all we have to offer and how you can become part of the Horizontal Talent Team. The pay range for this role is $40 - $76 per hour. This is not a guarantee of compensation, as final offer amount may vary based on factors including but not limited to experience and geographic location.
We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.
In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact us.
All applicants applying must be legally authorized to work in the country of employment.