Full Stack Web Developer - Strong UI Skills - Contractor

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Toronto, ON, CAN
In-Office
Information Technology • Consulting
The Role

About us

Appnovation is a global, full-service digital partner that combines Strategy, Experience & Design, Engineering and Managed Services. We build digital solutions that deliver real impact today and serve as foundations for future growth.  Bold ambition. Practical action. Endless possibilities.

About the Role

As the Senior Associate Full Stack Web Developer, you will focus on implementing sophisticated user interfaces and seamless user experiences for a health assessment tablet application, working closely with the development lead to deliver pixel-perfect implementations. This role emphasizes frontend excellence with strong UI/UX implementation skills, while maintaining full-stack capabilities for backend integration. You will be responsible for translating design mockups into responsive, interactive experiences that work flawlessly across tablet devices, with particular attention to visual design details, animations, and user interaction patterns.


Key Responsibilities:

  • Implementing complex, responsive user interfaces from design mockups with pixel-perfect accuracy
  • Developing sophisticated form flows and multi-step user experiences with smooth animations and transitions
  • Building interactive visualizations and dashboard components with attention to visual design details
  • Creating responsive, tablet-optimized interfaces with excellent touch interactions and mobile UX
  • Implementing real-time UI updates and notifications using WebSockets/SSE integration
  • Developing reusable UI components and design system elements for consistency across the application
  • Integrating frontend components with backend APIs, handling data flow and error states gracefully
  • Optimizing user interface performance, including smooth animations and responsive interactions
  • Collaborating closely with designers to ensure design fidelity and propose UI/UX improvements
  • Working with the development lead to maintain code quality and follow established patterns
  • Implementing comprehensive form validation and user feedback mechanisms
  • Ensuring cross-device compatibility and responsive behavior across different tablet sizes
What we are looking for

Must-Have:

  • At least 4+ years of experience in full-stack web development with strong emphasis on UI/UX implementation
  • Proven track record of converting design mockups into pixel-perfect, responsive web interfaces
  • Strong experience building tablet-optimized and mobile-first web applications with excellent UX
  • Experience with complex form development, multi-step user flows, and interactive data visualizations
  • Background in responsive design principles, CSS animations, and modern UI interaction patterns
  • Experience with healthcare, fitness, or data-sensitive applications requiring security and compliance considerations (nice to have)
  • Strong understanding of frontend performance optimization and smooth user experience delivery
  • Experience integrating with RESTful APIs and handling real-time data updates in the UI
  • Proven ability to work in fast-paced, deadline-driven environments with rapid iteration and delivery cycles
  • Expertise in AI-assisted development workflows, including effective use of AI coding tools for rapid UI development and debugging

Technologies

  • Frontend: Next.js 15+, React 19+, TypeScript, TailwindCSS/Styled Components
  • State Management: Redux Toolkit, Zustand, or similar modern state management solutions
  • UI/Animation: Framer Motion, React Spring, CSS animations, smooth transitions
  • Forms & Validation: React Hook Form, Zod/Yup validation, complex multi-step form handling
  • API Integration: RESTful APIs, error handling, authentication flows
  • Mobile/Responsive: Progressive Web Apps (PWA), responsive design, touch optimization
  • Real-time: WebSockets, Server-Sent Events (SSE) integration
  • Development Tools: Git, CI/CD pipelines (Vercel), code review processes
  • Performance: Lighthouse optimization, Core Web Vitals, lazy loading, responsive images

Who you are
  • You are a detail-oriented developer who takes pride in creating beautiful, functional user interfaces. 
  • You have a keen eye for design, smooth interactions, and user experience while maintaining strong technical skills for full-stack development.

What Appnovation Offers

  • Challenging and rewarding work with real impact
  • Direct Access to Cutting-Edge AI Platforms
  • Diverse and Inclusive Culture 
  • Growth opportunities for personal and professional development
  • A collaborative and innovative work environment where your ideas are valued
  • Exposure to exciting projects and high-profile clients
  • Supportive work environment with access to company leaders
  • Hybrid working model

Thank you for your interest in a career with Appnovation Technologies! Please note that only those selected for an interview will be contacted.
 
At Appnovation, we recognize that diverse teams are the strongest teams. Diversity, Equity & Inclusion is not only something that we embrace - we celebrate it! We are proud to be an Equal Opportunity Employer and we encourage applicants from all backgrounds, lived experiences and industries to apply. Come join us at Appnovation, and learn more about how we stay true to our company values as we build better lives through better digital.

Accommodations are available upon request throughout the recruitment process.

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The Company
Atlanta, GA
372 Employees
Year Founded: 2007

What We Do

Inspiring Possibility Appnovation is a full service digital consultancy with experience and capacity to meet the needs of even the largest most complex of organizations in the world. Our services portfolio enables us to offer clients the best of experiences when working with our teams so as to make sure we keep the focus on their needs, customers and delivering tangible value to the business. End to end services; endless ideas.

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