Senior Web Developer - Remote Growth Marketing Specialist

OnPay; United States; Remote; USD 135,000 - 150,000; Full time

Benefits offered by this job

Health insurance

401(k) match

PTO 4 weeks

Fertility benefits

Parental leave

Remote work

Job summary

OnPay is seeking a hands-on Web Engineer to own the development and technical health of our live marketing site used by small businesses. You’ll combine WordPress development and infrastructure with analytics, integrations, performance, and conversion experimentation.

You will collaborate across marketing and business teams to translate growth goals into reliable web experiences and make independent technical recommendations, practicing strong testing and accessibility standards.

Qualifications

• Five+ years of web development experience on a marketing site or B2B software.
• Proficiency in HTML, CSS/SCSS, JavaScript, PHP, and MySQL; modern JS development.
• Ability to investigate issues, make decisions, and deliver from business goals.
• Strong testing and analytics habits, including tracking data checks and experiment results.

Responsibilities

• Build and maintain the marketing site, landing pages, forms, calculators, and interactive tools, including WordPress themes, blocks, and plugins.
• Deliver campaign pages and web requests, prioritizing work and communicating tradeoffs.
• Set up and quality-check A/B and multivariate experiments; implement winning changes and analyze results.
• Maintain analytics and marketing integrations, tracking pixels, consent settings, and workflow connections (HubSpot, Zapier).
• Improve speed, accessibility, security, and technical SEO (Core Web Vitals, WCAG, schema).

Skills

WordPress

JavaScript

HTML/CSS

PHP

Education

Bachelor's degree in Computer Science

Tools

HubSpot

Zapier

Job description

OnPay is seeking a hands-on Web Engineer to own the development and technical health of our live marketing site used by small businesses. You’ll combine WordPress development and infrastructure with analytics, integrations, performance, and conversion experimentation.

You will collaborate across marketing and business teams to translate growth goals into reliable web experiences and make independent technical recommendations, practicing strong testing and accessibility standards.