Senior UI/UX Frontend Developer
Philadelphia, PA
Full Time
Calcium+Company
Experienced
JOB DESCRIPTION
SENIOR UI/UX FRONTEND DEVLOPER
Marketing & Innovation
We’re looking for a Senior UI/UX Frontend Developer who codes first but designs with empathy—someone who knows how to turn wireframes into production-ready websites using modern tools, clean architecture, and a deep appreciation for UX.
Calcium+Company is a leading healthcare marketing agency driving smarter brand engagement through strategy, creativity, data, and technology. Within our Marketing & Innovation hub, the Technology & Experience Design team brings to life digital ideas that connect brands with audiences in meaningful ways—through thoughtfully coded, beautifully designed, and AI-enhanced experiences.
Role Overview
The Senior UI/UX Frontend Developer leads the transformation of digital designs into responsive, accessible, and high-performance user interfaces. This role sits at the intersection of engineering and design—coding web solutions that deliver seamless user experiences while collaborating with cross-functional teams on IA, usability, and implementation.
You’ll bring strong frontend skills in HTML, CSS, JavaScript, and Bootstrap, along with experience using build tools like Gulp or Grunt. You’ll also apply AI-powered tools and plugins to accelerate workflows—from code generation to design handoff.
This is a coder-first role—but one that values elegance, efficiency, and experience as much as execution.
Frontend Development
UX Implementation
Collaboration & Workflow
Innovation & AI Integration
About Calcium+Company
Calcium+Company is redefining what it means to be a modern health communications group. Award-winning and innovation-driven, we specialize in nourishing brands and companies across their entire lifecycle — and we do it through a dynamic structure of specialized divisions:
Central to our success is our Integrated Strategy Group, where brand, medical, and engagement strategies come together, powered by behavioral science and data analytics.
We’re proud of the work we do, but we’re just as proud of the culture we’ve built. Calcium+Company was recently named one of MM+M’s 2024 Best Places to Work, reflecting the authentic, supportive, and inspiring environment in which our team thrives.
Led by CEO Judy Capano and Group President Greg Lewis, we are a company where you can build extraordinary campaigns and a nourishing career.
If you’re passionate about making a real difference through creativity, strategy, and collaboration, Calcium+Company may be the place for you.
Benefits & Perks We Offer
This position follows a hybrid work model, requiring a minimum of two in-office days per week.
For U.S. Job Seekers, it is the policy of Calcium+Company to provide equal employment opportunities to all employees and applicants for employment without regard to race, religion, color, ethnic origin, gender, gender identity, age, marital status, veteran status, sexual orientation, disability, or any other basis prohibited by applicable federal, state, or local law.
EOE/AA/M/D/V/F.
SENIOR UI/UX FRONTEND DEVLOPER
Marketing & Innovation
Job Summary
We’re looking for a Senior UI/UX Frontend Developer who codes first but designs with empathy—someone who knows how to turn wireframes into production-ready websites using modern tools, clean architecture, and a deep appreciation for UX.
Calcium+Company is a leading healthcare marketing agency driving smarter brand engagement through strategy, creativity, data, and technology. Within our Marketing & Innovation hub, the Technology & Experience Design team brings to life digital ideas that connect brands with audiences in meaningful ways—through thoughtfully coded, beautifully designed, and AI-enhanced experiences.
Role Overview
The Senior UI/UX Frontend Developer leads the transformation of digital designs into responsive, accessible, and high-performance user interfaces. This role sits at the intersection of engineering and design—coding web solutions that deliver seamless user experiences while collaborating with cross-functional teams on IA, usability, and implementation.
You’ll bring strong frontend skills in HTML, CSS, JavaScript, and Bootstrap, along with experience using build tools like Gulp or Grunt. You’ll also apply AI-powered tools and plugins to accelerate workflows—from code generation to design handoff.
This is a coder-first role—but one that values elegance, efficiency, and experience as much as execution.
Key Job Responsibilities (Duties may include, but are not limited to the following)
Frontend Development
- Build responsive and accessible user interfaces with HTML5, CSS3/SASS, and JavaScript
- Use frameworks and libraries such as Bootstrap, React, or Vue.js to implement scalable frontends
- Maintain efficient build processes with Gulp, Grunt, or Webpack for compiling, minifying, and asset optimization
- Apply semantic markup and performance best practices across all code
UX Implementation
- Design and build wireframes, low- to high-fidelity prototypes, and user flows in Figma, ensuring they are clear, scalable, and development-ready
- Translate sitemaps and wireframes into polished frontends using modern frameworks and pixel-perfect implementation
- Ensure adherence to WCAG accessibility standards, usability best practices, and responsive design patterns
- Collaborate with strategists, designers, and stakeholders to define information architecture, page templates, and interaction models
Collaboration & Workflow
- Work with backend developers, data analysts, and AI teams to integrate APIs, analytics, and personalization logic
- Use Git and terminal-based workflows to manage code, track changes, and support team development
- QA across browsers and devices, ensuring cross-platform reliability and brand consistency
Innovation & AI Integration
- Experiment with AI-assisted tools like GitHub Copilot, ChatGPT, and Figma AI to improve speed and ideation
- Contribute to prototyping sprints, rapid MVPs, and emerging tech initiatives
Qualifications
- 5+ years of experience in frontend web development with proven coding strength
- Expert in HTML5, CSS3, JavaScript, and responsive design principles
- Proficient with Bootstrap and at least one JS framework (React, Vue, or similar)
- Experienced in using Gulp, Grunt, or Webpack for build automation
- Strong proficiency in Figma for designing and interpreting wireframes, flows, and prototypes
- Strong grasp of accessibility standards (WCAG), SEO fundamentals, and UX best practices
- Familiar with version control using Git and team-based dev workflows
- Comfortable integrating analytics tags, data layers, and performance monitoring tools
- Exposure to AI-enhanced tools or no-code/low-code design support platforms is a plus
- Highly organized, with great attention to detail and strong communication skills
About Calcium+Company
Calcium+Company is redefining what it means to be a modern health communications group. Award-winning and innovation-driven, we specialize in nourishing brands and companies across their entire lifecycle — and we do it through a dynamic structure of specialized divisions:
- Calcium (healthcare marketing)
- Amino (oncology marketing)
- Vitamin MD (medical communications)
- PRotein (public relations)
- Cobalt (commercial planning and market access)
Central to our success is our Integrated Strategy Group, where brand, medical, and engagement strategies come together, powered by behavioral science and data analytics.
We’re proud of the work we do, but we’re just as proud of the culture we’ve built. Calcium+Company was recently named one of MM+M’s 2024 Best Places to Work, reflecting the authentic, supportive, and inspiring environment in which our team thrives.
Led by CEO Judy Capano and Group President Greg Lewis, we are a company where you can build extraordinary campaigns and a nourishing career.
If you’re passionate about making a real difference through creativity, strategy, and collaboration, Calcium+Company may be the place for you.
Benefits & Perks We Offer
- Paid annual vacation, personal and sick time off
- 11 Paid Company Holidays
- Paid Holiday Closure: Agency closed between Christmas and New Years
- Comprehensive health plans, including medical, dental, and vision
- Flexible spending accounts (Healthcare & Dependent)
- Competitive 401(k) investment with company match
- Life & AD&D Insurance
- Commuter Benefits
- Employee Referral Bonus Program
- Employee Assistance Program
- Telemedicine Services
- Voluntary Benefits (Pet Insurance, Identity Theft Protection, Legal Services)
- Summer Fridays
- Emphasis on Social Impact: A variety of specialized employee resource groups (PMCGs), programming and other initiatives.
- Lunch Credit for In-Office Days
- Annual Employee Gatherings & In-Office Events
This position follows a hybrid work model, requiring a minimum of two in-office days per week.
For U.S. Job Seekers, it is the policy of Calcium+Company to provide equal employment opportunities to all employees and applicants for employment without regard to race, religion, color, ethnic origin, gender, gender identity, age, marital status, veteran status, sexual orientation, disability, or any other basis prohibited by applicable federal, state, or local law.
EOE/AA/M/D/V/F.
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