Deepal Jayasekara

Staff Engineer, Writer, and Information Security Enthusiast

London, United Kingdom Joined on May 16, 2019 http://deepal.io

Work

Staff Engineer at comparethemarket.com

Deepal Jayasekara

Mar 14 '22

How Not To Measure Time in Programming

#node #javascript #monitoring #performance

1 min read

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Deepal Jayasekara

Mar 14 '22

Atomic Microservices Transactions with MongoDB Transactional Outbox

#systemdesignintervie #architecture #database #mongodb

1 min read

Deepal Jayasekara for AppSignal

Feb 9 '22

Use Streams to Build High-Performing Node.js Applications

#node

8 min read

Deepal Jayasekara

Feb 8 '22

Experimenting with HTTP/3 — How the Next Gen Web is being built on UDP

#http3 #web #webdev #networking

1 min read

Deepal Jayasekara

Feb 8 '22

Abusing Network Protocols for Secret Communication

#softwaredevelopment #informationsecurity #security #hacking

1 min read

Deepal Jayasekara

Feb 8 '22

NodeJS Streams in Practice

#javascript #webdev #node

1 min read

Deepal Jayasekara

Feb 8 '22

Starting Your Own Tech Blog

#writing #blogging #writingtips #writer

1 min read

Deepal Jayasekara

Feb 8 '22

A Visual Guide to NodeJS Streams

#node #nodejstutorial #javascript

1 min read

Deepal Jayasekara

Feb 8 '22

Understanding Async Resources with Async Hooks

#node #asynchronous #asynchooks

1 min read

Deepal Jayasekara

Feb 8 '22

JavaScript Event Loop vs Node JS Event Loop

#chrome #firefox #javascript #safari

1 min read

Deepal Jayasekara

Mar 19 '20

Five Misconceptions on How NodeJS Works

#javascript #softwaredevelopment #programming #node

8 min read

Deepal Jayasekara

Feb 7 '20

100% Unit Test Coverage — Is that a Myth?

#javascript #unittesttools #node #testing

4 min read

Deepal Jayasekara

Dec 31 '19

4 Things You Should Know VSCode Can Do — Without Extensions

#javascript #ide #debugging #productivity

284

3 min read

Deepal Jayasekara

Dec 30 '19

Deep Dive Into Worker Threads in Node.js

#javascript #threads #node #multithreading

9 min read

Deepal Jayasekara

Dec 6 '19

Covert Channels and Data Exfiltration

#cybersecurity #steganography #networking #infosec

9 min read

Deepal Jayasekara

Dec 6 '19

Bunyan JSON Logs with Fluentd and Graylog

#graylog #node #fluentd #docker

7 min read

Deepal Jayasekara

Dec 6 '19

Changes to the Timers and Microtasks in Node v11.0.0 ( and above)

#node #javascript

3 min read

Deepal Jayasekara

Dec 6 '19

Event Loop Best Practices — NodeJS Event Loop Part 5

#javascript #node

9 min read

Deepal Jayasekara

Dec 6 '19

Handling IO — NodeJS Event Loop Part 4

#node #javascript

10 min read

Deepal Jayasekara

Dec 5 '19

Promises, Next-Ticks, and Immediates— NodeJS Event Loop Part 3

#node #javascript

6 min read

Deepal Jayasekara

Dec 3 '19

Timers, Immediates and Process.nextTick— NodeJS Event Loop Part 2

#javascript #node #libuv

7 min read

Deepal Jayasekara

Nov 12 '19

Error Management in Node.js Applications

#node #javascript #devops #microservices

7 min read

Deepal Jayasekara

Nov 11 '19

Implementing Event Sourcing and CQRS pattern with MongoDB

#mongodb #javascript #architecture

3 min read

Deepal Jayasekara

Oct 15 '19

Crossing the JS/C++ Boundary

#node #javascript

7 min read

Deepal Jayasekara

Oct 15 '19

Event Loop and the Big Picture — NodeJS Event Loop Part 1

#node #javascript #eventloop

10 min read

Deepal Jayasekara

Sep 23 '19

Baapan — A Super Cool NPM Playground on the Node REPL

#node #npm #javascript

2 min read

DEV Community

Deepal Jayasekara

Organizations

AppSignal

GitHub Repositories

Badges

Writing Debut

Four Year Club

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Two Year Club

One Year Club

Skills/Languages

How Not To Measure Time in Programming

Want to connect with Deepal Jayasekara?

Atomic Microservices Transactions with MongoDB Transactional Outbox

Use Streams to Build High-Performing Node.js Applications

Experimenting with HTTP/3 — How the Next Gen Web is being built on UDP

Abusing Network Protocols for Secret Communication

NodeJS Streams in Practice

Starting Your Own Tech Blog

A Visual Guide to NodeJS Streams

Understanding Async Resources with Async Hooks

JavaScript Event Loop vs Node JS Event Loop

Five Misconceptions on How NodeJS Works

100% Unit Test Coverage — Is that a Myth?

4 Things You Should Know VSCode Can Do — Without Extensions

Deep Dive Into Worker Threads in Node.js

Covert Channels and Data Exfiltration

Bunyan JSON Logs with Fluentd and Graylog

Changes to the Timers and Microtasks in Node v11.0.0 ( and above)

Event Loop Best Practices — NodeJS Event Loop Part 5

Handling IO — NodeJS Event Loop Part 4

Promises, Next-Ticks, and Immediates— NodeJS Event Loop Part 3

Timers, Immediates and Process.nextTick— NodeJS Event Loop Part 2

Error Management in Node.js Applications

Implementing Event Sourcing and CQRS pattern with MongoDB

Crossing the JS/C++ Boundary

Event Loop and the Big Picture — NodeJS Event Loop Part 1

Baapan — A Super Cool NPM Playground on the Node REPL