Lead UI Developer

JOB BRIEF The Lead UI Developer is to own the complete presentation layer of our flagship enterprise web application.

This role is focused exclusively on the visual presentation and styling aspects of our complex enterprise software - architecture and ownership of advanced responsive CSS, presentation HTML, and experiential JavaScript which creates the user interface experience, rather than data binding or application logic.

This role will be a key thought leader in the evolution of the UI and expected to actively weigh in on design decisions to expose technical opportunities and constraints, in the shared goal of maximizing the user experience.

Candidates must be based in the US, Canada or Costa Rica.

WHO WE ARE GreenSlate is the fastest-growing provider of technology and business solutions for media productions.

We provide the most advanced technology for production accounting and entertainment payroll.

Our innovative cloud-based platform is evolving the entertainment industry’s back-office by replacing inefficient paper-based processes with digital solutions.

The studios, film franchises, independent producers, and content creators we serve benefit from greater efficiencies, better access to data, and cost savings, and they minimize their impact on the environment.

GreenSlate offers a full range of payroll, software application, production accounting, tax credit management, ACA compliance & benefits, production insurance, and consulting services.

To learn more about the productions we partner with, please visit greenslate.com .                                                                                                    WHAT WE EXPECT FROM YOU Presentation Layer Ownership Own and maintain all presentation HTML, ensuring semantic structure and accessibility Develop and maintain comprehensive CSS architectures for cross-browser compatibility Create presentation JavaScript for UI interactions, animations, and advanced responsive behaviors Implement complex visual layouts and interface patterns specific to enterprise software Ensure pixel-perfect implementation of designs across all supported browsers and devices CSS Architecture & Standards Design and implement scalable CSS methodologies for our large-scale platform Create and maintain feature-agnostic CSS systems that provide consistent styling app-wide Develop advanced responsive design solutions that adapt to various screen sizes and orientations Establish CSS coding standards, naming conventions, and organizational patter Optimize CSS performance and maintainability across the entire platform Component-Based Presentation System Build and steward a comprehensive library of presentation components Create reusable HTML / CSS patterns that maintain consistency across all platform features Develop standardized styling approaches for common UI elements (forms, tables, modals, etc.) Ensure all presentation components are framework-agnostic and can work with various SPA implementations Document and maintain style guides for consistent implementation Advanced Presentation Behaviors Implement sophisticated CSS-driven interactions and micro-animations Create custom responsive behaviors using advanced CSS techniques and presentation JavaScript Develop cross-browser solutions for complex layout challenges Build presentation layer integrations with UI control libraries like Kendo UI Optimize rendering performance and visual consistency UX & Design Collaboration Contributing to UX ideation and design strategy Bridging design vision with technical implementation WHO YOU ARE Presentation Layer Expertise 5+ years of specialized experience in presentation layer development for complex web applications Master-level CSS skills :

• Cascade, specificity, and inheritance.
• Relative units.
• Document flow and the box model.
• Flexbox.
• Grid layout.
• Positioning and stacking contexts.
• Cascade layers and nesting.
• Scope.
• Container queries.
• Transitions, transforms and animations.
• Expert knowledge of presentation HTML with focus on semantic structure and accessibility Advanced presentation JavaScript for DOM manipulation, animations, and UI interactions (separate from application logic) Deep understanding of browser rendering and CSS performance optimization ​​​​​​​​​​​​​​ ​​​​​ Cross-Browser & Responsive Design Proven expertise in cross-browser CSS development and debugging Advanced responsive design skills beyond basic media queries Experience with CSS preprocessing (Sass, Less, Stylus) and post-processing tools Knowledge of CSS architecture methodologies (BEM, OOCSS, ITCSS, etc.

Understanding of CSS-in-JS approaches and component styling patterns ​​​​​​​ Enterprise UI Experience Experience with complex enterprise software interfaces - accounting, ERP, or business applications preferred Familiarity with UI control libraries such as Kendo UI, DevExpress, or similar enterprise solutions Understanding of data-heavy interface patterns (grids, forms, dashboards) Knowledge of accessibility standards (WCAG 2.1 / 2.2) in presentation layer implementation ​​​​​​​ Framework Integration Experience integrating presentation layers with modern SPA frameworks (React, Angular, Vue, Knockout.js) Understanding of how CSS and presentation JavaScript work within component-based architectures Knowledge of build tools and asset optimization for presentation layer resources Knowledge of CSS testing and visual regression tools WHAT YOU CAN EXPECT FROM US Compensation that reflects your value :

Quality, Urgency, Innovation, Service, and Collaboration drive everything we do ​​​​​​​ SALARY RANGE :