Vital Design

Senior MarTech Developer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is a Senior MarTech Developer contract position, offering a competitive pay rate. Key skills include advanced Google Tag Manager, JavaScript, GA4, SQL, and Python. Experience with WordPress and Magento is required; familiarity with eCommerce platforms is a plus.
🌎 - Country
United States
πŸ’± - Currency
$ USD
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πŸ’° - Day rate
Unknown
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πŸ—“οΈ - Date
December 30, 2025
πŸ•’ - Duration
Unknown
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🏝️ - Location
Unknown
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πŸ“„ - Contract
Unknown
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πŸ”’ - Security
Unknown
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πŸ“ - Location detailed
Portsmouth, NH
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🧠 - Skills detailed
#Python #Google Tag Manager #"ETL (Extract #Transform #Load)" #Microservices #SQL (Structured Query Language) #GA4 (Google Analytics 4) #JavaScript #Data Analysis #Cloud #BigQuery #Scala
Role description
This role is a contracting role. Ready to put your development skills to good use in the marketing technology space? Join our incredible team of digital marketing experts as a Senior MarTech Developer! In this role, you’ll be the technical powerhouse behind our clients’ analytics and tag management implementations. If you’re passionate about writing JavaScript applications, architecting data solutions, and solving complex tracking challenges β€” and you see GTM as a development platform rather than just a tag manager β€” this is the opportunity for you. Plus, you’ll get to do it all for exciting clients across a wide range of industries alongside a team that values technical excellence and innovative problem-solving. Responsibilities: β€’ Design and develop advanced Google Tag Manager setups (including server-side GTM), GA4 configurations, and custom tracking solutions for enterprise clients β€’ Build sophisticated data layer architectures and write production-quality JavaScript for complex tracking requirements β€’ Create BigQuery reporting pipelines, automated QA processes, and data analysis tools using Python andSQL β€’ Implement solutions that balance robust tracking capabilities with site performance, ensuring fast load times and scalable implementations β€’ Work with project managers, strategists, and client development teams to deliver exceptional analytics solutions. Skills & Requirements: β€’ Have extensive experience writing complex JavaScript applications, with deep understanding of modern JS patterns and best practices β€’ Expert-level proficiency with Google Tag Manager, including custom templates, server-side implementations, and Measurement Protocol β€’ Deep experience with GA4 implementations, including enhanced eCommerce, custom dimensions, and complex event tracking β€’ Strong working knowledge of WordPress and Magento platforms, including how to implement tracking solutions within both environments β€’ Proficiency in SQL and Python for data analysis, with hands-on BigQuery experience β€’ Understanding of web performance optimization and the impact of third-party scripts on site speed β€’ A team player who can explain complex technical concepts to both developers and marketers β€’ Willingness to work hard, ask questions, and stay current with the rapidly evolving martech landscape Bonus Points, But Not Required: β€’ Experience with other eCommerce platforms β€’ Experience with additional tag management platforms β€’ Knowledge of other analytics platforms β€’ Cloud platform experience β€’ Experience building custom APIs or microservices β€’ Contributions to open-source projects or technical blogs If this opportunity sounds appealing to you, let’s talk! If this job opportunity sounds like you, we should chat. Make sure you include a cover letter that highlights why you want to work at Vital and your salary requirements.