Codeminer42

Tool or Agent? The impact of AI in your code and in your wallet It all boils down to math again! - The Miners Explore the differences between AI agents and dev tools, key survey stats, practical use cases, costs, and tips for effective implementation in projects.

New post on our blog 🤖

Explore the differences between AI agents and dev tools, key survey stats, practical use cases, costs, and tips for effective implementation in projects!

bit.ly/47exGTk

#Codeminer42 #AI #Agents

A Noob’s Neovim Journey: Pt. 2 “But How?” Beginner's Guide to Neovim: How to get started - The Miners Level up your dev workflow! Part two of "A Noob's Neovim Journey" series. Follow this hands-on guide to building a fully customized Neovim setup.

New post on our blog! ⌨️ 👷‍♂️

Level up your dev workflow! Part two of "A Noob's Neovim Journey" series. Follow this hands-on guide to building a fully customized Neovim setup.

bit.ly/4nk5Tpy

#Neovim #BeginnersGuide

Do not expose your users by talking too much It is not uncommon to hear about data breaches or cases where a list of users' emails was leaked by a faulty web service. Some practices may be very obvious, but some are not, especially in the…

Hi there! One more brownbag is coming!

Join Douglas Marques in his presentation "Do not expose your users by talking too much" at 12:30 BRT

Click on the link so you don't miss out!

bit.ly/49paVgT

#codeminer42 #brownbag #security

Codeminer42 Founders Lab - Inscrições O Codeminer42 Founders Lab é uma imersão focada em quem quer encarar o desafio de empreender com tecnologia! Em três encontros, falaremos sobre desafios de gestão de projeto, técnicos, legais e…

Learn from experienced mentors, exchange ideas, and explore the real challenges of starting something from scratch.

Only 10 spots available, applications close today! 🚀

Register at: bit.ly/4oGuaqC

Last day to apply for Codeminer42 Founders Lab!

If you've got an idea and want to understand what it takes to build a real product, this is your moment.

From scaling teams at Aero to now building AI-powered products at Moxi-Kaizen, we’re grateful for the continued trust and collaboration with Aaron Dence and his teams.

Stories like this highlight what we believe in: true partnerships go beyond code!

#Codeminer42

Using ChatGPT Atlas Agent Mode To Solve LeetCode Problems - The Miners The author explores OpenAI's ChatGPT Atlas browser with Agent Mode, giving his feedback on the experience.

New post on our blog! 🥸

Solve LeetCode problems using OpenAI's new browser "Atlas" through a practical experiment.

#OpenAI #ChatGPT #LeetCode #Codeminer42

If you're studying tech or business (admin, marketing, economics, ...), or already work in those areas, this is your chance to take the first real step toward entrepreneurship.

Spots are limited, register at bit.ly/3LvOOvl

Let's stop overthinking and start building.

#Entrepreneurship #Innovation

Each session is a 2 hours online meeting consisting of a presentation + Q&A and networking

Plus: a fourth session for you to pitch your idea and get feedback!

It's practical, collaborative, and designed to connect tech and business minds looking for building something real.

We'll cover 3 essential topics for anyone who wants to build:

1. How to plan and validate your idea and manage a project
2. How to build smart and simple, the technical essentials without overcomplicating things
3. How to deal with legal, accounting, and structure basics to grow safely

Are you a student or young professional who's always had a product idea but never knew where to start?

Over the next few weeks we're hosting Codeminer42 Founders Lab: a free, online immersion experience made for people exactly like you: those who want to turn an idea into a real, working project!

We’re proud to once again support Rails Girls São Paulo! 💎

The next edition happens on November 29, and it will be even more special: it will celebrate 10 years of empowering women in tech!

💻 Registrations are now open at bit.ly/3Js67wR

Codeminer42 Dev Weekly #84 - The Miners Hello everyone, the latest Dev Weekly is out! React 19 Activity, Go context keys, API pagination, LLM limits, Gemini Maps grounding, AWS outage, Rails 8.1.

Hello everyone, the latest Dev Weekly is out! 🚀

Dive into DeepSeek-OCR, LLMs, AWS outage and more.

bit.ly/3JoOH4d

#Codeminer42 #DevWeekly #TechNews

The Road To JVM: The JVM Specification - The Miners Dive into the JVM internals: explore the Java class file structure, constant pool, and how to generate JVM bytecode to run brainfuck directly.

🔗 bit.ly/485rOg9

New post on our blog! 💻

We continue our journey into the JVM by exploring class files, the constant pool, and bytecode generation.

Link to the full post in the first comment 👇

#Codeminer42 #Blog #JVM

How to train your model for inference Acesse nosso site e conheça nosso serviços: https://codeminer42.com/ Faça parte do nosso time: https://www.codeminer42.com/careers Fale conosco: https://www.codeminer42.com/#talk-to-us Nos siga nas…

Hi there! One more brownbag is coming! 🤖

Join Beatriz Amante in her presentation "How to train your model for inference" at 12:30 BRT

Click on the link so you don't miss out!

bit.ly/48HRgIY

#codeminer42 #brownbag #ai

Can Large Language Models act as domain experts? 🤔

At Nerdearla 2025, Talysson de Oliveira explored how AI models can (or can’t) take part in domain-driven conversations, and what this means for software teams.

📺 Check out the full talk on YouTube: bit.ly/4nlzqz0

#Codeminer42 #Nerdearla2025 #AI

How to Detect Forbidden Words in Text (Without Slowing Down) – Part II - The Miners Explore how the Radix Tree data structure optimizes memory for word searches, comparing its efficiency and implementation to the classic Trie approach.

🔗 bit.ly/4h24fHH

New post on our blog! 💬

Examine how the Radix Tree optimizes memory for word searches and compare its efficiency and implementation to the classic Trie. If you haven't already, check out part I!

Link to the full post in the first comment 👇

#Codeminer42 #Blog #RadixTree

What a week for the React community! ⚛️💎

Our team was in Nevada, USA, for React Conf 2025 — the world’s leading React conference, co-organized by Callstack, Meta, and the React core team.

We’re proud to keep learning, sharing, and being part of such an inspiring community. 🚀

#Codeminer42 #React

Codeminer42 Dev Weekly #83 - The Miners Hello everyone, the latest Dev Weekly is out! Dive into load balancer scaling, Java type conversion, Redis clones, and more tech insights! 🚀 #TechNews

Hello everyone, the latest Dev Weekly is out! 🚀

Dive into load balancer scaling, Java type conversion, Redis clones, and more tech insights!

#Codeminer42 #DevWeekly #TechNews

Making a Keyboard Play Songs on macOS How I Turned My React Conf Swag into a Custom Soundboard - The Miners Follow a hands-on journey customizing the ReactConf 2025 keyboard, from discovering its firmware to creating Mac shortcuts to play songs.

New post in our blog! ⌨️

Follow a hands-on journey customizing the ReactConf 2025 keyboard, from discovering its firmware to creating Mac shortcuts to play songs.

#ReactConf #ReactConf2025 #Keyboard #DIY

You’ll hear from experienced developers, legal and accounting specialists, and learn what it really takes to build a tech business from scratch.

Get ready to understand how tech, business, and innovation connect. 🚀

Apply now: bit.ly/3WEmM3c

You’ve got an idea - now it's time to understand how to make it real.

Codeminer42 Founders Lab is a 4-session online immersion that blends theory, conversation, and networking.

Codeminer42 Talks do time de desenvolvedores da Codeminer42.

From React.js to databases, from error handling to software design, each session brings theory + practice from our engineers' daily work.

📺 Watch it free on: bit.ly/4nR1b3r

Imersão42 - Learn how software is really built in 2 weeks of learning

Discover the fundamentals of web development with Codeminer42 engineers. 10 lessons alternating between frontend and backend - all free on YouTube

Componentization, error handling, authentication, databases, React.js, background jobs, software design

10 sessions. Real engineers. Practical knowledge

Learn how a fullstack web app is built, step by step. 💎

In #Imersão42, you'll explore the foundations of software development with 10 videos on our YT channel starting in November 3rd!

After 2 weeks of learning, a 3rd week of challenges + an exclusive mentorship session.

React Conf 2025 Takeaways: Learn once. Write once. - The Miners Discover the key announcements and insights from React Conf 2025, including React Foundation, the React Compiler, and major updates for React and React Native.

New post on our blog, this time about the recent React Conf 2025! ⚛️

Discover the key announcements, including React Foundation, the React Compiler, and major updates for React and React Native.

#React #ReactConf #ReactFoundation #ReactCompiler

Reprogramming My Career – Engineer to Egineer How I turned my mechanical engineering background into a future in software engineering - The Miners Explore how Codeminer42’s trainee program transformed this former trainee from engineer to software developer, focusing on coding, collaboration, and growth.

🔗 bit.ly/3KnL3HT

New post on our blog! 👨‍💻

We're thrilled to share the last post in our trainee series! Discover how one engineer became a developer in this inspiring testimonial!

Link to the full post in the first comment 👇

#Codeminer42 #Blog #TheMinersGuideToCodeCrafting #Testimonial

Missed it live? Now you can watch it anytime! 💎

At DDD Brasil 2025, our CLO & Software Architect, Talysson de Oliveira, shared the talk “So You Want to Be a DDD Practitioner?”

📺 Watch the full recording here: bit.ly/48YPqTZ

#Codeminer42 #DDD #DomainDrivenDesign #SoftwareArchitecture #TechEvents