There’s a new entrant in Southeast Asia’s growing list of unicorns. Jakarta-based Xendit, best known for its digital payment infrastructure but also focused on other financial products, announced today it has raised $150 million in Series C funding, bumping its valuation to $1 billion. The round was led by Tiger Global Management, with participation from returning investors Accel, Amasia and Goat Capital, the venture firm co-founded by former Y Combinator partner Justin Kan (in 2015, Xendit became the first Indonesian startup to participate in the accelerator program). Accel led Xendit’s…