Experience
Lecturer
Dosen Universitas Jember
Kepala Laboratorium Pendidikan Matematika FKIP UNEJ
Journal reviewer at Axiom UIN SU (SINTA-3), Vygotsky UNISLA (SINTA-3), and Soulmath UNITOMO (SINTA-4)
Speakers
More than 50 times as a Keynote Speaker at seminars and workshops on mathematics, educational research and technology-assisted learning
Content Creator
Founder of Guru Inovatif Indonesia and
Fotografi Ponsel Indonesia (more than 250.000 members), and Content
Creator on Youtube Channel “Randipopo” (more than 11.000 subscribers)