---
title: "Abdulrahman (@Bnabdulwasiu) | Hashnode"
description: "Backend development. Read the latest articles by Abdulrahman on Hashnode."
url: "https://hashnode.com/@Bnabdulwasiu"
---

@Bnabdulwasiu

# Abdulrahman

@Bnabdulwasiu · Joined October 2023

Backend development

### [Scaling Data & Safeguarding Privacy: My Key Engineering Lessons from HNG](https://abuumair.hashnode.dev/scaling-data-safeguarding-privacy-my-key-engineering-lessons-from-hng?utm_source=hashnode&utm_medium=feed)

Building systems that function locally is simple. Building systems that survive high concurrency, crash gracefully without data corruption, and return queries in single-digit milliseconds under load r

5 min read · [abuumair.hashnode.dev](https://abuumair.hashnode.dev/scaling-data-safeguarding-privacy-my-key-engineering-lessons-from-hng?utm_source=hashnode&utm_medium=feed)

[Jun 13](https://hashnode.com/posts/scaling-data-safeguarding-privacy-my-key-engineering-lessons-from-hng/6a2d5bce7794795309b0b083)

### [Scaling Insighta+ Labs: System Design Under Growth (Stage 4)](https://abuumair.hashnode.dev/scaling-insighta-labs-system-design-under-growth-stage-4?utm_source=hashnode&utm_medium=feed)

Optimizing PostgreSQL databases and designing a crash-safe system under concurrency with caching.

4 min read · [abuumair.hashnode.dev](https://abuumair.hashnode.dev/scaling-insighta-labs-system-design-under-growth-stage-4?utm_source=hashnode&utm_medium=feed)

[Jun 13](https://hashnode.com/posts/scaling-insighta-labs-system-design-under-growth-stage-4/6a2d27528fedd53dcaf87253)

### [Remote Surgery: A Socket-Driven Revolution.](https://abuumair.hashnode.dev/remote-surgery-a-socket-driven-revolution?utm_source=hashnode&utm_medium=feed)

Introduction I was introduced to telesurgery; a groundbreaking process of performing surgical operations from a remote location. Imagine a skilled surgeon operating on a patient thousands of kilometers away, with only robotic arms and a video feed co...

3 min read · [abuumair.hashnode.dev](https://abuumair.hashnode.dev/remote-surgery-a-socket-driven-revolution?utm_source=hashnode&utm_medium=feed)

[Sep 13, 2024](https://hashnode.com/posts/remote-surgery-a-socket-driven-revolution/66e476f7e5643e7d4c459ee4)

### [Getting started with yagmail: Sending your first email.](https://abuumair.hashnode.dev/getting-started-with-yagmail-sending-your-first-email?utm_source=hashnode&utm_medium=feed)

Your ultimate guide to scripting mails in fewer lines of code. Introduction Have you been stuck with writing email scripts in Python? Trying to write those scripts but they are not working? Stay Tuned and read this script to the end and you will be c...

3 min read · [abuumair.hashnode.dev](https://abuumair.hashnode.dev/getting-started-with-yagmail-sending-your-first-email?utm_source=hashnode&utm_medium=feed)

[Nov 9, 2023](https://hashnode.com/posts/getting-started-with-yagmail-sending-your-first-email/654d4d0600ba95c4d8b09e20)