- Job Type: Full-Time
- Function: Engineering Software
- Industry: Consumer
- Post Date: 06/11/2026
- Website: firework.com
- Company Address: 2 West 5th Ave., Suite 400, San Mateo, CA 94402 , US
About Firework
Firework is an ecommerce tech startup that helps brands create & host interactive, shoppable, one-to-one, and short video experiences on their websites. Follow us to learn about developments in ecommerce, tech, and marketing.Job Description
Summary
Our Engineering team is growing! We’re seeking a skilled Sr. Frontend Engineer to join our global team, who takes a customer-oriented approach to building and scaling highly-visible front architecture and design. You love solving complex problems with creativity and find joy building things from scratch via simple, optimized robust code.
What you’ll be doing
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Assess, define, and develop rich user interface and experience across scalable and distributed sites and systems that integrate with back-end components
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Work closely with customers, address their technical questions and provide scalable solutions that can apply to all customers
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Integrate with product managers, designers, and the rest of the engineering team to create elegant, responsive, and scalable user experience across multiple devices
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Partner closely with the engineering team to improve engineering standards, tooling, and processes
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Review code by your peers and help and provide insights from your experience of building and maintaining a repository of high-quality and reusable front end code
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Provide technical leadership and documentation to key technical and business stakeholders, proactively informing of important project details and phases of development
We’ll be excited if you have
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Bachelor’s degree in Computer Science, Engineering or relevant field
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4+ years of related experience
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Advanced proficiency in building responsive and scalable Web applications in React
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Proven experience with AJAX, XML, JSON, and best practice design patterns
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Familiarity with UX principles and site performance optimization
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Advanced knowledge/ experience with React
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Strong grasp of computer science fundamentals, such as data structures and algorithms
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Working experience with automated testing and version control systems like Git
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Team-oriented mindset and excellent communication skills; ability to understand different perspectives and contribute to meaningful technical discussions
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Experience with commerce and CMS platform integration as a big plus
Locations
The role is hybrid and we are looking for candidates in Fuzhou, China. Candidates outside the location are encouraged to apply though must be willing to relocate.
Don’t hold back
We understand some candidates may see the above and not apply because they don’t meet all the qualifications. We encourage you to apply anyway; we often find talented candidates that fit many other opportunities we have and look for potential too, not just what you did in the past. As an equal employment opportunity employer, we are a diverse team that strives for an inclusive environment for all. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, age, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws.