Designer
Focus: The visual and user experience aspects.
Role: Creates the look, feel, and layout of a product, focusing on aesthetics, usability, and user interaction.
Tools: Uses software like Adobe XD, Figma, or Sketch to create visual designs, wireframes, and prototypes.
Skills: Visual design, user interface (UI) design, user experience (UX) design, color theory, typography, branding.
Goal: To make the product visually appealing, user-friendly, and intuitive.
Developer
Focus: The technical and functional aspects.
Role: Takes the design created by the designer and writes code to bring it to life, making the product work as intended.
Tools: Uses programming languages and development environments (e.g., HTML, CSS, JavaScript, Python, React, etc.).
Skills: Coding, problem-solving, software engineering, debugging, understanding of databases, back-end/front-end development.
Goal: To build a functional, stable, and efficient product that works seamlessly across different platforms and devices.
In Summary:
Designers focus on how things look and feel.
Developers focus on how things work.