Rafael del Nero (@rafadelnero) 's Twitter Profile
Rafael del Nero

@rafadelnero

๐Ÿš€ Helping #Java Developers get the job they want with a high salary
๐Ÿ… @Java_Champions | Speaker | Book Author
๐ŸŽฏ Creator of ยฎ@JavaChallengers

ID: 105884071

linkhttps://challengerdeveloper.com/event-registration-cn1 calendar_today17-01-2010 20:32:59

12,12K Tweet

15,15K Followers

624 Following

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Hey #Devs, today I will be discussing the biggest mistakes developers make with their #LinkedIn profiles! You might be making one of those mistakes, so what about joining me live? I am looking forward to seeing you there: youtube.com/live/UwwIZiK9hโ€ฆ youtube.com/live/UwwIZiK9hโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Make your code more concise and easier to read because we donโ€™t need to add element per element in the Map. Simplify your code for better readability with the Map Collection Factory Challenge! ๐Ÿ—บ๏ธ๐Ÿ’ป ๐Ÿ”— bit.ly/4bGhiLe #JavaChallenge #MapCollectionFactory #SimplifyCode

Make your code more concise and easier to read because we donโ€™t need to add element per element in the Map. Simplify your code for better readability with the Map Collection Factory Challenge! ๐Ÿ—บ๏ธ๐Ÿ’ป 

๐Ÿ”— bit.ly/4bGhiLe

#JavaChallenge #MapCollectionFactory #SimplifyCode
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Discover how polymorphism makes Java code flexible and learn how to perform method invocations in polymorphic calls. Dive into the basics and see how design patterns like the #Command pattern utilize polymorphism. ๐Ÿ”— bit.ly/47ojJ3P #Java #Polymorphism #Inheritance

Discover how polymorphism makes Java code flexible and learn how to perform method invocations in polymorphic calls. Dive into the basics and see how design patterns like the #Command pattern utilize polymorphism.

๐Ÿ”— bit.ly/47ojJ3P

#Java #Polymorphism #Inheritance
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Designing Discord for a Systems Design interview requires strategic questions and a clear understanding of essential features. With just 45 minutes, we'll focus on the core aspects and assume simplicity. ๐Ÿ”— #SystemsDesign #Discord #CloudTech #Java

Designing Discord for a Systems Design interview requires strategic questions and a clear understanding of essential features. With just 45 minutes, we'll focus on the core aspects and assume simplicity.

๐Ÿ”—

#SystemsDesign #Discord #CloudTech #Java
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Dive deep into solving the #PandigitalAlgorithmโ€”a must-know for coding interviews. The more #algorithms you solve, the better you get. Practice is key! Understand data structures and Pandigital Algorithm with real examples. youtube.com/watch?v=56AssAโ€ฆ #Coding youtube.com/watch?v=56AssAโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Elevate your Java expertise with the Spider-Man Date Period Challenge! ๐Ÿš€ Immerse yourself in date handling and swing into action with finesse. ๐Ÿ”— bit.ly/45jS6bf #JavaChallenge #DateHandling #TechSuperhero

Elevate your Java expertise with the Spider-Man Date Period Challenge! ๐Ÿš€ Immerse yourself in date handling and swing into action with finesse.

๐Ÿ”— bit.ly/45jS6bf

#JavaChallenge #DateHandling #TechSuperhero
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Is Java Pass-by-Reference or Pass-by-Value? ๐Ÿค” Java always passes by value, but understanding how it handles mutable and immutable object references is key! Follow along as we debug and explain this concept in Java. ๐Ÿ”— bit.ly/47pW9DQ #Java #Debugging #Code

Is Java Pass-by-Reference or Pass-by-Value? ๐Ÿค”

Java always passes by value, but understanding how it handles mutable and immutable object references is key! Follow along as we debug and explain this concept in Java. 

๐Ÿ”— bit.ly/47pW9DQ

#Java #Debugging #Code
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Craft an entire system in a 45-minute challenge! ๐Ÿ•’ To design Netflix in a Systems Design interview, we must make questions assuming we will only design the most important features. ๐Ÿ’ป ๐Ÿ”— bit.ly/4bnCaa2 #Java #SystemsDesign #TechInterviews

Craft an entire system in a 45-minute challenge! ๐Ÿ•’ To design Netflix in a Systems Design interview, we must make questions assuming we will only design the most important features. ๐Ÿ’ป

๐Ÿ”— bit.ly/4bnCaa2

#Java #SystemsDesign #TechInterviews
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Learn what to doโ€”and what not to doโ€”when negotiating with big tech and other companies.๐Ÿ’ฐ Senior software engineer at Meta with over 15 years of experience, shares his insights on how to #negotiate your #salary effectively. youtube.com/watch?v=C_i7rBโ€ฆ youtube.com/watch?v=C_i7rBโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Engage in a Java challenge! Can you determine if the main Thread is a daemon or not? Immerse yourself in the intriguing realm of daemon Threads with our Daemon Thread Java Challenge! ๐Ÿค”๐Ÿ’ป ๐Ÿ”— bit.ly/4dXq74N #JavaThreads #DaemonThread #JavaChallenge #CodingSkills

Engage in a Java challenge! Can you determine if the main Thread is a daemon or not? Immerse yourself in the intriguing realm of daemon Threads with our Daemon Thread Java Challenge! ๐Ÿค”๐Ÿ’ป

๐Ÿ”— bit.ly/4dXq74N

#JavaThreads #DaemonThread #JavaChallenge #CodingSkills
Muaath Bin Ali (@mezocode) 's Twitter Profile Photo

Don't get Hackek! Ensure your APIs are secure against OWASPยฎ Foundation 's Top 10 vulnerabilities with this practical guide and code examples. Secure ๐Ÿ›ก๏ธ your code now at: buff.ly/4dSLgwF

Don't get Hackek!

Ensure your APIs are secure against <a href="/owasp/">OWASPยฎ Foundation</a> 's Top 10 vulnerabilities with this practical guide and code examples.

Secure ๐Ÿ›ก๏ธ your code now at: buff.ly/4dSLgwF
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Explore the differences between inheritance and composition, two key techniques for relating Java classes. Plus, learn how to debug ClassCastExceptions in Java inheritance. ๐Ÿ“šโœจ ๐Ÿ”— bit.ly/4ghU2Wy #Java #Code #JavaChallenge #JavaDevelopment #JavaTips

Explore the differences between inheritance and composition, two key techniques for relating Java classes. Plus, learn how to debug ClassCastExceptions in Java inheritance. ๐Ÿ“šโœจ

๐Ÿ”— bit.ly/4ghU2Wy

#Java #Code #JavaChallenge #JavaDevelopment #JavaTips
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Itโ€™s impossible to design a system in depth. Instead, we need to think about the system at a high level. ๐Ÿ“ˆ Navigate through essential features, avoiding complexity pitfalls. ๐Ÿ’ป๐Ÿ›’ ๐Ÿ”— bit.ly/3K7YLLJ #Java #SystemsDesign #TechInterviews

Itโ€™s impossible to design a system in depth. Instead, we need to think about the system at a high level. ๐Ÿ“ˆ Navigate through essential features, avoiding complexity pitfalls. ๐Ÿ’ป๐Ÿ›’ 

๐Ÿ”— bit.ly/3K7YLLJ

#Java #SystemsDesign #TechInterviews
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Here's A Practical Guide to Algorithms and System Design. ๐Ÿ’ป Join Eduardo, a seasoned software engineer with over 15 years of experience, as he shares his insights on overcoming interview challenges. youtube.com/watch?v=c7ML5Jโ€ฆ #java #javadeveloper youtube.com/watch?v=c7ML5Jโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Hey #JavaChallengers! In around 1 hour I will do a Live to help you be consistent and confident with the most important technologies from the #Java ecosystem! Itโ€™s totally Free! Thanks @Soujava for hosting me! youtube.com/live/mWwG-yNwHโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Boost performance with concurrent streams using the parallel method. Test your skills as a #JavaChallenger in the Parallel Streams Java Challenge! ๐Ÿ’ป ๐Ÿ”— bit.ly/3x3TotV #Java #JavaStreams #Concurrency #JavaChallenge #SoftwareEngineer

Boost performance with concurrent streams using the parallel method. Test your skills as a #JavaChallenger in the Parallel Streams Java Challenge! ๐Ÿ’ป

๐Ÿ”— bit.ly/3x3TotV 

#Java #JavaStreams #Concurrency #JavaChallenge #SoftwareEngineer
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Sorting Java objects in a collection, array, or map? Learn how to use the Comparable and Comparator interfaces to get the job done and avoid ClassCastExceptions. Master sorting with different logic for any type. ๐Ÿ”— bit.ly/47s1SZK #Java #JavaChallenge #JavaProgramming

Sorting Java objects in a collection, array, or map? Learn how to use the Comparable and Comparator interfaces to get the job done and avoid ClassCastExceptions. Master sorting with different logic for any type. 

๐Ÿ”— bit.ly/47s1SZK

#Java #JavaChallenge #JavaProgramming
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Navigating the #coding interview landscape: beyond algorithms and systems design, API design interviews play a key role in the cloud era! ๐ŸŒ Let's unravel the essentials of crafting seamless #API contracts for efficient #Microservices communication. ๐Ÿ”— bit.ly/4bpwjAQ

Navigating the #coding interview landscape: beyond algorithms and systems design, API design interviews play a key role in the cloud era! ๐ŸŒ 

Let's unravel the essentials of crafting seamless #API contracts for efficient #Microservices communication. 

๐Ÿ”— bit.ly/4bpwjAQ
Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Now it's your chance to change the game in your developer career by joining me in this LIVE event, the High-Value Developer Webinar! I will show you the roadmap so you stand out as a developer while being well-paid! It's free, join me: youtube.com/live/sN0YDFCIrโ€ฆ

Rafael del Nero (@rafadelnero) 's Twitter Profile Photo

Aspect-Oriented Programming (AOP) in Spring to streamline your logging process. โœ” AOP Basics โœ” Core AOP Principles โœ” Proxy Concept Explained โœ” Step-by-Step Method Implementation youtube.com/watch?v=kb0Rw_โ€ฆ #java #javadeveloper #javacareer #AOP youtube.com/watch?v=kb0Rw_โ€ฆ