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Professional Background & Achievements

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• 4th Degree Brazilian Jiu-Jitsu Black Belt (IBJJF)

• Black Belt since 2008, promoted by Erivaldo Junior

• European Jiu-Jitsu Champion IBJJF

• Two-Time South American Jiu-Jitsu Champion IBJJF

• Brazilian National Championship Silver Medalist IBJJF

• Multiple IBJJF Open Champion 

• Over 20 years of experience in Brazilian Jiu-Jitsu

• Founder and Head Coach of DJTEAM Jiu-Jitsu​

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Training Alongside World-Class Athletes

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David's Jiu-Jitsu journey began in São José dos Campos, Brazil, under the guidance of Erivaldo Junior, following the lineage of Grandmaster Oswaldo Alves.

Throughout his career, David had the opportunity to train alongside some of the most respected athletes and instructors in Brazilian Jiu-Jitsu.

He was part of the early competitive team at Atos Jiu-Jitsu, sharing the mats with renowned athletes including Rafael Mendes, Guilherme Mendes, Gilbert Burns, Guto Campos.

His journey also included training experiences at Atos Jiu-Jitsu in San Diego with André Galvão, Art of Jiu-Jitsu (AOJ) in Costa Mesa with the Mendes brothers and Miyao brothers, and years of training with the Calasans Camargo team, including preparation camps with Cláudio Calasans Jr.

These experiences helped shape his technical knowledge, competitive mindset, and approach to teaching.

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Education & Pedagogical Expertise

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• Bachelor's Degree in Physical Education

• Postgraduate Specialization in Pedagogy

• Postgraduate Specialization in Sports Training

• ISSA Certified Personal Trainer

• CPR Certified

• Extensive experience teaching children, teenagers, and adults

• David combines his competitive background with academic training to create structured, age-appropriate classes focused on technical development, safety, discipline, and confidence.

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International & Professional Experience

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David has extensive international experience as a Brazilian Jiu-Jitsu and self-defense instructor.

For approximately nine years, he worked in Qatar's Personal Defense Department, teaching Brazilian Jiu-Jitsu and practical self-defense through structured professional training programs.

His international experience strengthened his ability to teach students from different backgrounds, ages, and skill levels.

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