Temporary Front-End Lead / Marketing Engineering Developer

BiOptimizers is seeking an experienced Front-End Developer for a temporary role, providing crucial coverage for a key engineering position. This hands-on role focuses on marketing-driven front-end development within a custom PHP-based funnel builder platform. The successful candidate will also manage task coordination, documentation, and cross-team collaboration.

This position is ideal for an organized, proactive developer who can balance technical implementation with project ownership in a dynamic environment. You will collaborate directly with marketing, design, and engineering teams to deliver features, resolve bugs, optimize performance, and support ongoing experimentation.

Responsibilities

• Build and maintain front-end features for the marketing team.
• Work within a custom PHP-based funnel builder platform.
• Develop responsive user interfaces using HTML, JavaScript, and Tailwind CSS.
• Assign and manage front-end development tasks and priorities.
• Collaborate effectively with marketing, design, and engineering teams.
• Handle bug fixes, QA support, and production updates.
• Improve website performance and conduct page speed optimization.
• Maintain technical documentation and implementation notes.
• Support ongoing optimization and experimentation initiatives.

Requirements

Strong hands-on experience with:

• HTML
• JavaScript
• Tailwind CSS
• PHP-based front-end environments

• Experience working on marketing websites, funnels, or landing pages.
• Strong understanding of responsive design and cross-browser compatibility.
• Experience optimizing Core Web Vitals and page speed performance.
• Ability to work independently and manage competing priorities.
• Strong communication and organizational skills.
• Comfortable taking ownership of front-end initiatives end-to-end.

Nice to Have

• Shopify development experience, including themes, Liquid, and storefront customization.
• Experience with A/B testing or CRO-focused development.
• Experience working with analytics and tracking integrations.
• Familiarity with Git workflows and agile ticket management systems.

Work Location

This is a fully remote position. BiOptimizers supports flexible work arrangements across time zones for its globally distributed team.

Company Hours & Collaboration

A standard collaboration window is established from 9:00 AM – 5:00 PM EST for meetings and team syncs. Team members are encouraged to work flexible hours that suit them, provided they:

• Attend required meetings.
• Communicate effectively across time zones.
• Deliver work by agreed-upon deadlines.

Equal Opportunity Statement

BiOptimizers is an Equal Opportunity Employer, committed to diversity and inclusion. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected basis.