A backend developer integrating an email API to send signup verification, notification or marketing email, and handling delivery results and retries.
Cannot be confirmed from available evidence; no email-sending service or self-run SMTP alternative is described in the material.
No public evidence describes user pain, complaints or workaround behavior for Helo's email API; all available evidence points to the JPMorgan HELO ETF and the myhELO health-record system, unrelated to an email API.