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Hara Engineering

Empowering Billions Through Data One Byte at a Time

Saving S3 Bucket Quotas from Serverless Framework

Saving S3 Bucket Quotas from Serverless Framework

Have you ever experienced deployment error when you try to create a new AWS lambda service with the Serverless framework?
Go to the profile of juwita
juwita
Jul 2, 2020
Implementing Custom Domain using Serverless

Implementing Custom Domain using Serverless

We all know that API development in AWS can be done using serverless. Serverless is very useful to help us execute software development…
Go to the profile of Anthonykusuma
Anthonykusuma
May 8, 2020
Brief introduction of HARA Blockchain software stack.

Brief introduction of HARA Blockchain software stack.

At HARA, we’re trying to provides farmers and other players in the agricultural sector with valuable data. HARA has acquired usually…
Go to the profile of yehezkiel wijaya
yehezkiel wijaya
Feb 21, 2020
Product Requirements Document 101

Product Requirements Document 101

Everyone has its own story and so does every company has its own way to tell the story. In the product development cycle, documentation is…
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Rachel Larasati
Nov 1, 2019
​​Using Provable Things to retrieve the Bitcoin price from the Smart Contract

​​Using Provable Things to retrieve the Bitcoin price from the Smart Contract

Getting external data from any Web API is a non-trivial element in smart contract development. External data can provide various benefits…
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dennis j
Sep 20, 2019

Compress Size of Mapping in Solidity with Keccak256

Ethereum is the most well-known smart contract platform. It has many communities around the world. Tons of smart contracts are built on top…
Go to the profile of Jonas Sunandar
Jonas Sunandar
Sep 5, 2019
How long will `uint256` last?

How long will `uint256` last?

It all start with a small discussion in my team. The conversation made me ask — what is the value of uint256 and how long will it last? In…
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juwita
Aug 23, 2019
What we learn from handling database using Django

What we learn from handling database using Django

Introduction
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muhamad farikhin
Aug 9, 2019
Smart Contract Testing with Coverage

Smart Contract Testing with Coverage

Another story for smart contract testing series! As I promised before, this time we will use a real case smart contract and test coverage…
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juwita
Dec 20, 2018
All About Terraform: Laying Out the Basics

All About Terraform: Laying Out the Basics

I’m sure that most of you have already heard about Terraform. It’s already widely used by people working in the IT world, especially in…
Go to the profile of Dimas Mahendra
Dimas Mahendra
Dec 14, 2018
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