Part-time work needed for Mapbox GL (experience required) based Web App

Our current team is around 11-people with one product manager and one head of machine learning/data science. These two individuals have built the current platform and will serve as the superiors to the candidate. One of these individuals is a Stanford graduate who studied AI/ML and has experience working in finance working at a quantitative hedge fund and the other is an entrepreneur who most recently founded a caffeinated gum company. The company is currently in the process of raising $100M-200M for a real estate investment fund which it will use to invest in undeveloped land across the United States.