Jun is the first Adobe Certified Expert (ACE) and Adobe Certified Instructor (ACI) in Photoshop (2000) and Lightroom (2008) in Asia. He is likewise a Canon EOS Brand Ambassador and a Canon PIXMA Brand Ambassador.
He is the president, creative director and resident photographer of PixelMagic, a digital imaging studio and service bureau since 1996. He is a CompTIA Certified Technical Trainer (CTT+ Certified Professional) and is also the president and program director of PCCI.
Jun is past president of the Camera Club of the Philippines, and was founding president of both the IdN Club Philippines (the country's first association of digital artists) and Club de Camera Digital (the country's first association of digital photographers). He is also a member of the National Association of Photoshop Professionals.
He is a product of the Maine Photographic Workshops (Rockport, Maine), Dynamic Graphics Educational Foundation (Peoria, Illinois) and United Digital Artists (New York). He also took Creative Training Techniques under Robert Pike and a class on Corel Painter under Jeremy Sutton, instructor, lecturer and author of several books on Painter.
Jun writes a regular column for Manila Bulletin called “Digital Focus”, and lectures at different trade shows here and abroad.
At last count, Jun has taught well over 400 classes in photography and digital imaging, including more than 150 classes on Photoshop (both basic and advanced) and more than 30 classes on Lightroom.