I've received numerous job invitations but realised most of these jobs do not meet my expectations. Rather than reviewing each one manually, I'm automating the process by writing this so I can focus my attention to those jobs that I can give my 101% efforts to without wasting a trip down your office.

For the past two years, I've been putting more than 60% of my income into different assets for investment. For that amount, one would have thought that I had a great investment strategy. Today I shall reveal my strategy for the past two years and share my new strategy moving forward.

December 2017. That was the month I built a High-Frequency Trading (HFT) bot for arbitrage trading. Through building the application, I realised that there are limited literature on HFT and quantitative trading. There were even fewer personal recounts. I've learnt many lessons by building a program that deals with real money and has made many costly mistakes, some of which obliterated huge parts of my profits. Since I've paid my tuition dues, I might as well share my lessons with the ones who would like to embark on the pilgrimage.

What’s a better way to hire a smart contract developer than to write a smart contract to do it? That’s what my team thought when we decided to add hiring to the lengthy list of problems that smart contracts promised to solve. We developed a technical hiring smart contract.

57 seconds. That's the time taken to compute the balance of all the accounts on the Ethereum network. The output is a table populated with the addresses, final ether balance, total incoming and outgoing ethers, the total number of incoming and outgoing transactions and the last transacted block. All of these is done without a fully synced node or maintaining a huge database of transactions.