Senior Optimizely Engineer: AI-Driven Web Experiences

Bentley Systems; Massachusetts; Hybrid; USD 120,000 - 150,000; Full time

Job summary

Bentley Systems is seeking a highly skilled Senior Optimizely Developer to lead technical work for our digital growth and web experience initiatives. You will implement backend Optimizely CMS solutions and drive frontend experimentation with AI-assisted coding.

Reporting to the Senior Product Manager, you will collaborate with CRO, Product, UX/UI, and marketing teams to deliver scalable, personalized digital experiences across hybrid/remote environments in the US.

Qualifications

• 5+ years of full-stack web development experience, with at least 3+ years in the Optimizely ecosystem.
• Deep expertise in C#, .NET Core / MVC for Optimizely CMS (Episerver).
• Advanced proficiency in HTML5, CSS3/SASS, and JavaScript (Vanilla, ES6+, React/Vue) for complex web experiences.
• AI tooling experience to accelerate coding, debugging, and testing workflows.

Responsibilities

• Optimizely CMS Development (Backend & Architecture).
• Component & Template Build: design, develop, and maintain reusable blocks, page templates, and content models within Optimizely CMS.
• Platform Architecture: ensure CMS architecture is scalable, secure, and optimized for Core Web Vitals.
• Integrations: build and maintain API integrations between Optimizely CMS and Salesforce, Marketo, Adobe Commerce, and internal systems.
• Experimentation & Personalization (Frontend): code and deploy complex A/B, split, and multivariate tests within Optimizely Web Experimentation.

Skills

Full-stack development

Optimizely

C# / .NET

JavaScript

Tools

Optimizely CMS

Job description

Bentley Systems is seeking a highly skilled Senior Optimizely Developer to lead technical work for our digital growth and web experience initiatives. You will implement backend Optimizely CMS solutions and drive frontend experimentation with AI-assisted coding.

Reporting to the Senior Product Manager, you will collaborate with CRO, Product, UX/UI, and marketing teams to deliver scalable, personalized digital experiences across hybrid/remote environments in the US.