Note: The job is a remote job and is open to candidates in USA. Optomi is recruiting for a contract Senior Optimizely Developer role with a client described as a global leader in infrastructure engineering software and digital solutions. The role serves as a technical expert in a Digital Marketing organization, building scalable CMS architecture and developing A/B tests, personalized web experiences, and frontend experimentation.

Responsibilities

• This individual will serve as a technical expert within a rapidly evolving Digital Marketing organization, building scalable CMS architecture while also developing sophisticated A/B tests, personalized web experiences, and frontend experimentation
• Helping shape how a global organization builds and delivers its digital experiences
• Build sophisticated A/B tests, personalization campaigns, reusable web components, and integrations that directly impact the digital customer experience

Skills

• 5+ years of full-stack web development experience with 3+ years of hands-on development within the Optimizely/Episerver ecosystem
• Deep experience developing and supporting Optimizely CMS, including reusable blocks, page templates, content models, and scalable CMS architecture
• Strong backend development experience with C#, .NET Core, and MVC
• Hands-on experience with Optimizely Web Experimentation, including developing and deploying complex A/B, split, and multivariate tests
• Advanced frontend development experience with JavaScript/ES6+, HTML5, CSS3/SASS, and modern frontend technologies such as React, Vue, or jQuery
• Strong experience with DOM manipulation and dynamic content rendering for sophisticated experimentation use cases
• Understanding of Optimizely-specific concepts including Project JS, visual tags, audience targeting, anti-flicker techniques, and caching behaviors
• Experience building personalized digital experiences based on audience segments, customer attributes, or account-based marketing strategies
• Experience developing APIs and integrations between Optimizely and enterprise platforms such as Salesforce, Marketo, Adobe Commerce, or similar systems
• Experience optimizing enterprise websites for performance, scalability, security, and Core Web Vitals
• Experience with Git and modern CI/CD pipelines, including Azure DevOps, GitHub Actions, or similar technologies
• Experience performing cross-browser and cross-device testing and troubleshooting issues such as layout shifts, flicker, and inconsistent experiment behavior
• Experience working closely with Product, CRO, Marketing, and UX/UI teams to translate business ideas and Figma designs into production-ready digital experiences
• Experience establishing development standards, technical best practices, and governance for enterprise web platforms
• Demonstrated interest in leveraging AI-assisted development tools to accelerate coding, debugging, testing, and delivery
• Experience with Optimizely Feature Experimentation/Full Stack, server-side testing, or feature flagging is a plus
• Experience supporting complex enterprise B2B websites, lead-generation funnels, and gated content experiences is preferred
• Active Optimizely CMS or Web Experimentation certifications are a plus

Benefits

• 100% remote
• The opportunity to serve as a technical expert for Optimizely within a major digital transformation, helping shape how a global organization builds and delivers its digital experiences.
• The opportunity to work across both backend CMS engineering and frontend experimentation rather than being limited to traditional CMS development.
• The opportunity to build sophisticated A/B tests, personalization campaigns, reusable web components, and integrations that directly impact the digital customer experience.
• Work within a forward-thinking engineering culture that encourages the use of AI-assisted development tools such as GitHub Copilot and ChatGPT to accelerate development, testing, and experimentation.

Company Overview

Company H1B Sponsorship