1. code that listens to a REST API and puts a request on a task queue 2. code that listens to the task queue for new jobs 3. code that fetches a file from the

1. code that listens to a REST API and puts a request on a task queue 2. code that listens to the task queue for new jobs 3. code that fetches a file from the FTP server 4. code that converts the JSON file to a format appropriate for the root finding 5. code that performs the root finding 6. code that converts the result of (3) to a format appropriate for insertion into a table 7. code that inserts the result into a Postgres table Steps 4, 5 and 6 seem easy enough to implement in a pure fashion.