Freelance HTML5 Developer (Remote)

Remote, USA
Posted Jun 13, 2026
Full-time

Location: 100% Remote

Job Type: Contract

Compensation: $55 - 65 per hour

We are looking for a Freelance HTML5 Developer to join a specialized team within our client's in-house agency. This isn't your typical "as-needed" gig; you will be the engine behind our client's Sales Program.

Roughly every 60 days, our client executes a 2-week intensive sprint where we build out digital and web assets. Project assignments during these windows of time may reach up to full-time hours, subject to content approval and production needs.

Cadence: Pre-planned Sales Programs, roughly every 60 days (typically consisting of a 2-week peak working hours at a time).

Availability: Must be available for up to full-time hours (40 hrs/week) during the designated 2-week sprint windows.

Equipment: Expectation is to use personal equipment, Cella Email and related software will be provided.

Predictability: While work is project-based, sprint dates are typically scheduled 5-6 weeks in advance to allow for your planning.

Responsibilities:
• Develop HTML5 digital display ads in a variety of sizes and other related assets as project approvals come in.
• Build scrolling banners and interactive elements that engage users without sacrificing performance.
• Execute robust, interactive email templates that look flawless across all major clients.
• Ensure all deliverables are SEO-optimized, lightning-fast, and fully compliant with WCAG accessibility standards.
• Work closely with our internal design team to translate brand guidelines into technical specifications.

Qualifications:
• HTML5 & CSS/SASS: Expert-level semantic coding and sophisticated styling.
• JavaScript & jQuery: Strong proficiency in creating interactive, dynamic user experiences.
• Frameworks: Experience with modern front-end frameworks to streamline development.
• A deep understanding of SEO best practices, and cross-browser compatibility.
• A portfolio demonstrating success across diverse industries and high-traffic environments.

Job ID: JN -042026-131510

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Cella, a randstad digital company, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com.

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Cella by randstad digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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