Sofia, Bulgaria
Lachezar Petkov
User Interface Designer at Mobisystems
IxDF Certificate of Completion
User Research — Methods and Best Practices v1
The Interaction Design Foundation (IxDF) hereby certifies that the IxDF Course Certificate (ID #Nb3Lv7T7c) has been conferred upon Lachezar Petkov with a Top 10% Course Taker Distinction in formal recognition of completing evidence-based curricula taught by industry leaders, to the standards established by the IxDF Educational Codex. View Course Curriculum.
This document serves as the official record of the above credential. Third parties may reference the certificate ID to verify its authenticity. The Interaction Design Foundation maintains permanent records of all credentials issued.
Certificate Verification
Share this permanent link to verify the authenticity of this credential:
https://ixdf.org/members/lachezar-petkov/certificate/course/nb3lv7t7c
Certificates Earned
by Lachezar Petkov
IxDF Course Certificates are awarded to Lachezar Petkov in formal recognition of completing evidence-based curricula taught by industry leaders, to the standards established by the IxDF Educational Codex.
Certificates Earned
by Lachezar Petkov
IxDF Course Certificates are awarded to Lachezar Petkov in formal recognition of completing evidence-based curricula taught by industry leaders, to the standards established by the IxDF Educational Codex.
UI Design Patterns for Successful Software v1
View Certificate
Conducting Usability Testing
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The Brain and Technology: Brain Science in Interface Design
View Certificate
How to Create Intuitive Products by Imitating Physicality
View Certificate
Affordances: Designing Intuitive User Interfaces
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User Research — Methods and Best Practices v1
View Certificate
Mobile User Experience (UX) Design
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IxDF Membership Certificate
This IxDF Membership Certificate (ID #Mtt4HQG6T) has been issued to Lachezar Petkov in formal recognition of their membership of the Interaction Design Foundation (IxDF).
The authenticity of this membership certificate can be verified on this permanent link.