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Interior Design Training
More than 2 million students worldwide

Interior Design Training

Transform your passion for interiors into a professional skill set with this comprehensive Interior Design Training. From color theory and space planning to lighting design and client management, you'll master every stage of the design process. Whether you're starting fresh or leveling up, this course gives you the tools to create beautiful, functional spaces and build a thriving design career.

Dedika for businesses

What you will learn:

This course covers the full spectrum of interior design, starting with design history, core principles, and professional vocabulary. You will develop expertise in color science, space planning, materials specification, and layered lighting design. You'll also learn how to produce professional documentation including floor plans, finish schedules, and lighting plans. The curriculum includes digital tools, sustainable design strategies, and specialized tracks for residential and commercial projects. Finally, you'll build the business and communication skills needed to attract clients, set fees, and manage projects from concept to installation.

How you study in practice Interior Design Training

How you practice Interior Design Training

For companies that want to train their team

With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Interior Design

  • Lesson 1 • Core Design Vocabulary and Concepts

    Introduces essential terminology used across all design disciplines. Shared vocabulary enables precise communication with clients, contractors, and collaborators.

  • Lesson 2 • History and Evolution of Interior Design

    Traces design movements from antiquity through modernism to contemporary practice. Provides historical context that informs current aesthetic and functional choices.

  • Lesson 3 • Scope of the Interior Design Profession

    Defines professional roles, project types, and industry sectors. Students understand where designers fit within the broader built-environment ecosystem.

  • Lesson 4 • Design Process Overview

    Maps the end-to-end project workflow from initial brief to installation. Establishes a repeatable framework applied throughout the entire course.

Chapter 2See details

Principles and Elements of Design

  • Lesson 1 • Visual Elements in Interior Spaces

    Examines how line, shape, form, texture, and pattern function within three-dimensional rooms. Connects abstract elements to tangible material and furniture selections.

  • Lesson 2 • Scale, Proportion, and Rhythm

    Explores how object sizing and spatial relationships affect perception and comfort. Rhythm techniques guide the eye through a space intentionally.

  • Lesson 3 • Applying Principles to Real Spaces

    Integrates all formal principles through case-study analysis and hands-on exercises. Students critique existing interiors and propose principle-driven improvements.

  • Lesson 4 • Balance, Harmony, and Unity

    Teaches symmetrical, asymmetrical, and radial balance strategies. Students learn to create visual harmony across diverse furnishings and finishes.

  • Lesson 5 • Emphasis, Contrast, and Focal Points

    Identifies methods for creating dominant features that anchor a room's composition. Contrast techniques prevent monotony and add visual interest.

Chapter 3See details

Color Theory and Application

  • Lesson 1 • Color Psychology in Interiors

    Examines emotional and behavioral responses to color in residential and commercial settings. Guides students to select colors that support intended room functions.

  • Lesson 2 • Color Science Fundamentals

    Covers the physics of light, the color wheel, and color attributes including hue, value, and chroma. Establishes the scientific basis for all subsequent color decisions.

  • Lesson 3 • Developing and Presenting Color Palettes

    Guides students through building, refining, and presenting cohesive color stories to clients. Presentation skills ensure client confidence and approval.

  • Lesson 4 • Color and Light Interaction

    Analyzes how natural and artificial light alter color appearance throughout the day. Students learn to specify colors that perform consistently under varied lighting conditions.

  • Lesson 5 • Color Schemes and Harmonies

    Teaches monochromatic, complementary, analogous, triadic, and split-complementary schemes. Students select harmonies that match project mood and client preferences.

Chapter 4See details

Space Planning and Furniture Layout

  • Lesson 1 • Reading and Producing Floor Plans

    Teaches interpretation of architectural drawings and basic drafting conventions. Accurate plan reading is prerequisite to all space planning decisions.

  • Lesson 2 • Traffic Flow and Circulation Planning

    Analyzes primary, secondary, and tertiary circulation paths within a space. Proper flow planning prevents congestion and supports intuitive wayfinding.

  • Lesson 3 • Space Planning for Specific Room Types

    Applies planning principles to living rooms, bedrooms, kitchens, bathrooms, and offices. Students produce annotated layouts for each room type.

  • Lesson 4 • Furniture Selection and Arrangement

    Covers criteria for selecting appropriately scaled furniture and arranging it to support conversation, task, and movement. Connects furniture decisions to the design concept.

  • Lesson 5 • Human Factors and Ergonomics

    Applies anthropometric data and ergonomic standards to furniture sizing and clearance requirements. Ensures spaces are comfortable and accessible for all users.

Chapter 5See details

Materials, Finishes, and Textiles

  • Lesson 1 • Soft Flooring and Area Rugs

    Covers carpet construction, fiber types, pile styles, and area rug sizing conventions. Soft flooring choices affect acoustics, comfort, and visual zoning.

  • Lesson 2 • Countertops, Cabinetry, and Millwork

    Covers countertop materials, cabinet construction grades, and custom millwork options. Students specify built-in elements that align with budget, function, and aesthetic goals.

  • Lesson 3 • Wall Finishes and Treatments

    Reviews paint, wallcovering, paneling, tile, and specialty plaster finishes. Students specify wall treatments that reinforce the design concept and meet durability needs.

  • Lesson 4 • Textiles and Upholstery Fabrics

    Analyzes fabric construction, fiber content, weave types, and performance ratings for upholstery and drapery. Proper textile specification prevents premature wear and client dissatisfaction.

  • Lesson 5 • Hard Flooring Materials

    Examines wood, stone, tile, concrete, and resilient flooring options including performance characteristics. Students match flooring to project requirements and maintenance expectations.

Chapter 6See details

Lighting Design for Interiors

  • Lesson 1 • Layered Lighting Strategy

    Introduces ambient, task, accent, and decorative lighting layers and their combined effect. Layering creates flexible, visually rich environments adaptable to multiple uses.

  • Lesson 2 • Fundamentals of Light and Vision

    Explains how the human eye perceives light and how luminance levels affect comfort and productivity. Establishes the perceptual basis for all lighting decisions.

  • Lesson 3 • Light Sources and Fixture Types

    Compares LED, fluorescent, halogen, and incandescent sources by efficiency, color quality, and lifespan. Students select appropriate fixtures for each lighting layer.

  • Lesson 4 • Lighting Controls and Dimmers

    Covers dimmer compatibility, scene programming, and smart lighting control systems. Controls extend fixture life and allow spaces to adapt to changing needs.

  • Lesson 5 • Producing a Lighting Plan

    Guides students through drafting a reflected ceiling plan with fixture placement and switching schedules. The completed plan serves as a deliverable in the design documentation set.

Chapter 7See details

Design Documentation and Project Delivery

  • Lesson 1 • Concept Development and Mood Boards

    Teaches methods for translating client briefs into visual concept narratives using mood boards and concept statements. A strong concept guides all subsequent design decisions.

  • Lesson 2 • Specifications and Finish Schedules

    Teaches how to write product specifications and compile finish schedules for all surfaces and fixtures. Specifications ensure contractors procure and install correct materials.

  • Lesson 3 • Installation Coordination and Punch Lists

    Guides students through site supervision, trade coordination, and punch-list completion. Thorough installation oversight ensures the built result matches design intent.

  • Lesson 4 • Working Drawings and Elevations

    Covers interior elevations, section drawings, and detail drawings required for construction. Accurate working drawings prevent costly on-site errors.

  • Lesson 5 • Procurement and Vendor Management

    Explains purchasing workflows, trade accounts, lead times, and vendor coordination. Effective procurement keeps projects on schedule and within budget.

Chapter 8See details

Running a Design Practice

  • Lesson 1 • Professional Ethics and Standards

    Examines ethical obligations including transparency, confidentiality, and conflict-of-interest disclosure. Ethical practice builds long-term reputation and client trust.

  • Lesson 2 • Client Agreements and Contracts

    Reviews essential contract clauses including scope, payment terms, change orders, and liability. Proper agreements protect both designer and client throughout the project.

  • Lesson 3 • Project Budgeting and Cost Control

    Teaches how to build, present, and manage project budgets from initial estimate to final accounting. Cost control skills prevent scope creep and protect profitability.

  • Lesson 4 • Marketing and Portfolio Development

    Covers brand positioning, photography, social media, and portfolio curation strategies for design professionals. A strong portfolio and brand attract ideal clients.

  • Lesson 5 • Business Models and Fee Structures

    Compares hourly, flat-fee, cost-plus, and retainer billing models and their suitability for different project types. Students select and justify a fee structure for a sample project.

Certification

Your valid completion certificate

This course is for you:

  • Aspiring designers: ready to turn a lifelong aesthetic interest into credentials.

  • Career changers: seeking a structured path into a creative, client-facing profession.

  • Real estate professionals: wanting to advise clients on staging and renovation decisions.

  • Home renovation enthusiasts: eager to apply professional logic to personal projects.

  • Freelancers: looking to formalize decorating skills into a billable design practice.

  • Architecture students: aiming to deepen their interior specification and planning knowledge.

What our students say

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to switch platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the presentation style and video transcription, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.
André Felipe
André FelipePrompt Engineering Student

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