C++ is more expressive and allows much more abstraction than C. For a long time C++ was the only mainstream language that provided C-level performance as well as rich abstractions, which is why it became popular in…
FYI, this is false. These HFT firms are subject to the same regulation as other brokers, which is extensive. In particular, it's explicitly forbidden to front-run pending customer orders, or to share any information…
This is just the base rate, not the final prediction. Your actual prediction can incorporate any information you want, but the base rate gives you a starting point and a sanity check. Also, as the article notes,…
Yes, there may be some markets where Square doesn't support PINs. I took your comment to mean that Square doesn't support PINs at all, and that it's because of a physical security requirement. I couldn't resist…
Square does support PIN entry: you just enter the PIN into the touchscreen of the mobile device. Square developed a way of securing the PIN that doesn't require dedicated hardware. (It's now a PCI security standard:…
Square | Security Engineering Manager | New York City | ONSITE | Full-time Square's Mobile Security team is hiring in our SoHo, NYC office. We're a full-stack engineering team building Square's software tamper detection…
Square | Mobile, Backend, Security | NYC, New York | ONSITE | Full-time | VISA sponsorship/transfer OK Square's Mobile Security team is hiring in New York. We build the technology that ensures our sellers’ mobile…
C++ is more expressive and allows much more abstraction than C. For a long time C++ was the only mainstream language that provided C-level performance as well as rich abstractions, which is why it became popular in…
FYI, this is false. These HFT firms are subject to the same regulation as other brokers, which is extensive. In particular, it's explicitly forbidden to front-run pending customer orders, or to share any information…
This is just the base rate, not the final prediction. Your actual prediction can incorporate any information you want, but the base rate gives you a starting point and a sanity check. Also, as the article notes,…
Yes, there may be some markets where Square doesn't support PINs. I took your comment to mean that Square doesn't support PINs at all, and that it's because of a physical security requirement. I couldn't resist…
Square does support PIN entry: you just enter the PIN into the touchscreen of the mobile device. Square developed a way of securing the PIN that doesn't require dedicated hardware. (It's now a PCI security standard:…
Square | Security Engineering Manager | New York City | ONSITE | Full-time Square's Mobile Security team is hiring in our SoHo, NYC office. We're a full-stack engineering team building Square's software tamper detection…
Square | Mobile, Backend, Security | NYC, New York | ONSITE | Full-time | VISA sponsorship/transfer OK Square's Mobile Security team is hiring in New York. We build the technology that ensures our sellers’ mobile…
Square | Mobile, Backend, Security | NYC, New York | ONSITE | Full-time | VISA sponsorship/transfer OK Square's Mobile Security team is hiring in New York. We build the technology that ensures our sellers’ mobile…