Sung Cho

Founder & CEO

Sung Cho has fifteen years of industry experience in mobile game development and data analytics. Before founding Chartmetric, he was product manager of Sales Cloud applications at Oracle. He strongly believes that data can solve challenging problems and improve our understanding of people and their behaviors. Sung received his MBA from UCLA Anderson, while enjoying the breeze of Santa Monica and the view of the Pacific beach.

Chaz Jenkins

Chief Commercial Officer

Chaz is a chief commercial officer at Chartmetric and helps with strategy, marketing and client relationships. He also advises major and independent labels, as well as managers and publishers, on streaming, helping them create new ways to grow audiences for artists globally. In the past, he held senior positions in major record companies and founded Grammy Award-winning indie labels, as well as working in the live music sector and nightclubs. Chaz lectures internationally in universities and speaks regularly at conferences including Google Zeitgeist on the future of the music industry.

Spencer Franks

Product Manager

Spencer is a Product Manager at Chartmetric with over six years of experience in data analysis and product management. He is passionate about collaborating with cross-functional partners and being a thought partner while building products. Beyond work, Spencer volunteers as a product manager for a tech non-profit, Sheltertech; reads verbose fantasy novels; and constantly seeks to explore and expand on creative outlets.

Jason Joven

Manager, Content & Insights

Jason is Chartmetric's Manager for Content and Insights. With a US Navy cryptologic intelligence analysis background, he now helps connect the data and business sides of Chartmetric via public-facing content (e.g., blog, podcast, tutorials) and client special projects. He has interned for data teams at Warner Music Group, Live Nation and Songtrust. He earned two Master of Arts degrees at New York University (Music Business/Data focus & Pop Culture Analytics) and a Bachelor degree at University of Illinois (Marketing). Jason has a weakness for new music gear, bubble tea, electric skateboards.

Tomi Kalmi

Software Engineer

Tomi is a full stack developer specializing in front end engineering. After earning his bachelor's and master's in Computer Science from Aalto University in his native Finland, he moved to the Bay Area to experience the local tech scene firsthand (although the idea of living among palm trees was a great motivation to him as well). Tomi has played the guitar since his early teens, and he loves dank riffs and face-melting solos. Outside of coding and music, Tomi is an avid sport fan and can’t get through his day without checking ESPN and the Athletic at least a dozen times.

Minjun Cha

Data Engineer

Minjun joined Chartmetric after finishing a reserach program at UC Irvine. At Chartmetric, his role is to keep the data 'in good shape'. As an avid and enthusiastic soccer fan and player, he is called Coach Minjun during the lunchtime soccer session.

Rutger Ansley Rosenborg

Digital Strategy Lead

Rutger helps turn numbers to narratives at Chartmetric. He studied English Literature and Cognitive Neuroscience at Stanford and Music Business & Music Technology at NYU. Along the way, he interned at two indie labels and a publishing company, wrote about some of his favorite bands as a music journalist for NBC, taught at a music school, helped grow a micro-VC investing in creative technologies, and recovered from six years on the road as a professional indie musician. When he’s not immersed in music, he reads, watches movies, and hones his pool skills.

Michael Warner

Artist and Label Relations

Michael has been immersed in the music industry for over 15 years. During this time he has dipped his feet into music production, radio and podcast hosting, as well as mixing as a DJ. Originally discovering Chartmetric during it’s soft launch in 2016, Michael quickly became an ambassador, bringing many of his fellow independent artists onboard. Michael is now part of the team, developing relationships with Artists and Labels, hosting product demonstrations and making funny jokes to impress his colleagues.

Umang Sharaf

Data Scientist

Umang is a Data Scientist at Chartmetric and has experience as a Software Engineer and in researching traffic optimization with Reinforcement Learning. He graduated from The Ohio State University in 2016 and moved to the Bay Area in 2018 for the Master of Engineering degree at the University of California, Berkeley. In his spare time, he enjoys listening to podcasts about new technology developments and going on long runs while listening to movie soundtracks.

Preston Nowakovski

Software Engineer

Preston is a front end developer with a background in music composition. He received his Master’s in Film Scoring from the University of Southern California, after which he worked in the film-music industry on a few seasons of TV. You might recognize some of his work from the TV shows ‘The Good Place’(NBC) and ‘Arrested Development’(FOX). His passion for emerging technologies and media led him to a career in web development. Outside of work, Preston continues to compose music for indie films and other media.

Shashwat Kapoor

Data Engineer

Shashwat is a Data Engineer at Chartmetric with a background in computer vision and deep learning. He received his Bachelor's in Computer Science with a minor in Statistics from University of Maryland in 2020. Outside of work, you will find him playing RPGs with friends, trying out guitar tabs for K-pop songs, or raving about upcoming anime.

Victor Phung

Full Stack Software Engineer

Victor is a full-stack software engineer with a couple of products and companies under his belt. He received his Computer Science degree from UC Irvine where he got the first taste of entrepreneurship when he helped co-found a mobile app startup. He has since worked with companies from early stage to Unicorn, shipping code that's touched hundreds of thousands of people. In a perfect world, Victor would partner with product leaders and bring to life ideas that can help people and solve problems. He dabbles in AR/VR tech, goes to multiple hackathons and tech conferences each year, and enjoys talking culinary travels with team mates. 

Jubin Soni

Senior Software Engineer

Jubin is a Senior Software Engineer at Chartmetric with a background in NLP and Machine Learning. He loves working with data and has prior experience working with smaller startups to mid-sized tech companies as a software engineer. He graduated from New York University with a Masters degree in Computer Science in 2017. Outside work, he enjoys watching youtube videos and listening to podcasts on new technology trends and going for biking and exploring new places in Silicon Valley.