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Cesar Aguirre

Software engineer, lifelong learner, language enthusiast & avid reader — Get my free 7-day email course to refactor your coding career: bit.ly/csarag-lessons

Colombia 🇨🇴 (not Columbia) Joined on Jul 23, 2019 https://bit.ly/imcsarag

Work

Content, Courses & Training for .NET teams — Helping teams to write maintainable & performant code

7

Pinned

Feb 3

This Is Why We Don't Test Private Methods

#testing #beginners #csharp #programming

2 min read

Oct 14 '24

Four Lessons My First Job as a Software Engineer Taught Me About Coding and Life

#career #careerdevelopment #beginners #softwareengineering

4 min read

Sep 9 '24

It Seems the C# Team Is Finally Considering Supporting Discriminated Unions

#csharp #dotnet #beginners #tutorial

4 min read

Aug 19 '24

I Applied at a FAANG and Failed — Three Interviewing Lessons

#career #interview #careerdevelopment #beginners

2 min read

Aug 5 '24

I Don’t Use "Pushy" Questions in Code Reviews Anymore. This Is What I Do Instead

#codereview #career #beginners

3 min read

Cover image for Now Is the Best Time to Learn Programming (It's Not Too Late)

Sep 1

Now Is the Best Time to Learn Programming (It's Not Too Late)

#discuss #programming #beginners #coding

2 min read

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Cover image for Is Burnout Inevitable in the World of Tech? Let's Talk About It

Aug 25

Is Burnout Inevitable in the World of Tech? Let's Talk About It

#discuss #career #programming #mentalhealth

2 min read

Cover image for A Blog Has Been Better for My Career Than a Portfolio

Aug 18

A Blog Has Been Better for My Career Than a Portfolio

#career #careerdevelopment #writing #beginners

2 min read

Cover image for 5 Things Every New Coder Should Watch, Ask, Read, Do, and Pass On

Aug 11

5 Things Every New Coder Should Watch, Ask, Read, Do, and Pass On

#discuss #beginners #programming #coding

2 min read

Cover image for If a Veteran Coder Is Skeptical About AI, We Shouldn't Worry About Our Coding Jobs

Aug 4

If a Veteran Coder Is Skeptical About AI, We Shouldn't Worry About Our Coding Jobs

#career #ai #careerdevelopment #beginners

2 min read

Cover image for What I've Gained After 6 Years Blogging on dev.to

Jul 28

What I've Gained After 6 Years Blogging on dev.to

#watercooler #writing #devto #meta

2 min read

Cover image for How to Demotivate Your Development Team And Make Them Leave (Guaranteed Results)

Jul 21

How to Demotivate Your Development Team And Make Them Leave (Guaranteed Results)

#discuss #watercooler #leadership #workplace

2 min read

Cover image for We Write Code for Two Audiences—with Two Different Priorities

Jul 14

We Write Code for Two Audiences—with Two Different Priorities

#softwaredevelopment #softwareengineering #coding #beginners

2 min read

Cover image for Where to Start Your Coding Career: Corporate, Tech, or Agency?

Jul 7

Where to Start Your Coding Career: Corporate, Tech, or Agency?

#career #careerdevelopment #beginners #workplace

3 min read

Cover image for The First Time I Saw a Computer—A Bit of Nostalgia

Jun 30

The First Time I Saw a Computer—A Bit of Nostalgia

#discuss #watercooler #jokes #programming

2 min read

Cover image for How to Know When It's Time to Leave a Job (In 8 Signs)

Jun 23

How to Know When It's Time to Leave a Job (In 8 Signs)

#career #careerdevelopment #beginners #workplace

3 min read

Jun 16

We Shouldn't Call Them Best Practices—And Blindly Follow Them

#discuss #coding #softwaredevelopment #programming

2 min read

Jun 9

7 Strategies to Stay Sane in the Never-Ending Tech Hype Cycle

#discuss #ai #beginners #programming

3 min read

Cover image for I Asked Phind and Copilot to Solve a LeetCode-Like Interview Exercise—Their Solutions Surprised Me

Jun 2

I Asked Phind and Copilot to Solve a LeetCode-Like Interview Exercise—Their Solutions Surprised Me

#csharp #beginners #interview #ai

4 min read

Cover image for Four Lessons (and a Challenge) for a Coder Struggling to Write

May 26

Four Lessons (and a Challenge) for a Coder Struggling to Write

#beginners #writing #blogging #career

4 min read

Cover image for How to Land a Coding Job in Post-Pandemic Times—The Untraditional Way

May 19

How to Land a Coding Job in Post-Pandemic Times—The Untraditional Way

#career #careerdevelopment #beginners #jobhunting

2 min read

Cover image for The Easiest Way to Be Ignored When Communicating at Work

May 14

The Easiest Way to Be Ignored When Communicating at Work

#career #careerdevelopment #workplace #beginners

2 min read

Cover image for The Career Lesson the Most Expensive Hamburgers I've Eaten Taught Me

May 12

The Career Lesson the Most Expensive Hamburgers I've Eaten Taught Me

#career #careerdevelopment #workplace #beginners

2 min read

May 7

You Don't Need Markdown to Blog—But It Makes It Easier

#discuss #writing #blogging #beginners

2 min read

Cover image for There's Nothing Wrong With Coding Just to Pay the Bills

May 5

There's Nothing Wrong With Coding Just to Pay the Bills

#career #beginners #programming #coding

2 min read

Apr 30

Re: Will AI Take My Job? A Coder's Reality Check

#softwaredevelopment #coding #ai #programming

2 min read

Cover image for What Frustrates Me the Most as a C#/.NET Developer

Apr 28

What Frustrates Me the Most as a C#/.NET Developer

#discuss #csharp #dotnet #beginners

3 min read

Cover image for The Day I Realized I Needed to Raise My Rates as a Coder

Apr 21

The Day I Realized I Needed to Raise My Rates as a Coder

#career #freelance #careerdevelopment #beginners

3 min read

Cover image for How to Better Organize Your Program.cs File in ASP.NET Core Apps

Apr 14

How to Better Organize Your Program.cs File in ASP.NET Core Apps

#csharp #aspnet #dotnet #beginners

3 min read

Cover image for Five Eye-Opening Lessons I Learned from Being Fired from My First Coding Job

Apr 7

Five Eye-Opening Lessons I Learned from Being Fired from My First Coding Job

#career #careerdevelopment #beginners #workplace

4 min read

Apr 2

An Easy Mnemonic to Format Dates As Strings in C#

#csharp #beginners #dotnet #webdev

1 min read

Cover image for Missed the Last 10 Years of C#? Read This Quick Catch-up Guide

Mar 31

Missed the Last 10 Years of C#? Read This Quick Catch-up Guide

#csharp #dotnet #dotnetcore #dotnetframework

3 min read

Cover image for You're Not a Programmer Until...

Mar 24

You're Not a Programmer Until...

#watercooler #discuss #programming #jokes

2 min read

Mar 17

TIL: AutoMapper Only Considers Simple Mappings When Validating Configurations

#todayilearned #csharp #beginners #tutorial

2 min read

Cover image for If You Enjoy Coding, Think Twice About Joining the Management Track

Mar 10

If You Enjoy Coding, Think Twice About Joining the Management Track

#career #careerdevelopment #workplace #beginners

2 min read

Cover image for I Hope You Don't Have To Write a CV. But if You Do, Follow These Tips

Mar 3

I Hope You Don't Have To Write a CV. But if You Do, Follow These Tips

#career #interview #resume #beginners

3 min read

Cover image for Essential First Steps for Unit Testing in C#

Feb 24

Essential First Steps for Unit Testing in C#

#csharp #dotnet #beginners #testing

3 min read

Cover image for New Writers and Bloggers: Here Are 5 Lessons from a Viral Post

Feb 17

New Writers and Bloggers: Here Are 5 Lessons from a Viral Post

#watercooler #beginners #writing #blogging

3 min read

Feb 10

TIL: Configure Default Values for Nullable Columns With Default Constraints in EntityFramework Core

#todayilearned #csharp #tutorial #dotnet

2 min read

Feb 5

If a Language Learning Forum Were Like a Coding Forum:

#watercooler #jokes

1 min read

Cover image for How a Layoff Feels—And How to Prepare for the Next One

Jan 27

How a Layoff Feels—And How to Prepare for the Next One

#career #careerdevelopment #workplace #beginners

2 min read

Cover image for The Best Way to Get Better at Writing Code Isn't Just Writing More Code

Jan 20

The Best Way to Get Better at Writing Code Isn't Just Writing More Code

#career #coding #beginners #programming

2 min read

Cover image for I'm Answering the Blog Questions Challenge — Dev.to Edition

Jan 13

I'm Answering the Blog Questions Challenge — Dev.to Edition

#discuss #writing #watercooler #blogging

3 min read

Cover image for My 2024 in Review—And My Most Read Posts

Jan 6

My 2024 in Review—And My Most Read Posts

#devchallenge #newyearchallenge #career #yearinreview

3 min read

Cover image for If You're Looking for Red Flags Once You're in a Job, It's Too Late

Dec 30 '24

If You're Looking for Red Flags Once You're in a Job, It's Too Late

#career #beginners #interview #careerdevelopment

1 min read

Cover image for When Is The Best Time To Look for a New Job?

Dec 23 '24

When Is The Best Time To Look for a New Job?

#career #careerdevelopment #beginners

2 min read

Cover image for Don't Ask Anyone To "Be Your Mentor"— Do This Instead

Dec 16 '24

Don't Ask Anyone To "Be Your Mentor"— Do This Instead

#career #careerdevelopment #beginners #mentorship

2 min read

Cover image for Two Alternatives to Assertion Messages — and Two Ideas if You Do Want To Keep Them

Dec 9 '24

Two Alternatives to Assertion Messages — and Two Ideas if You Do Want To Keep Them

#csharp #dotnet #beginners #testing

2 min read

Cover image for Learn To Talk to Non-Tech People in Your Team

Dec 2 '24

Learn To Talk to Non-Tech People in Your Team

#career #careerdevelopment #softwareengineering #beginners

2 min read

Cover image for The Power of Function Composition — to Find If an Array Is Special

Nov 25 '24

The Power of Function Composition — to Find If an Array Is Special

#dotnet #csharp #beginners

3 min read

Cover image for Using Lambda Expressions Doesn't Make Your C# Code Functional

Nov 18 '24

Using Lambda Expressions Doesn't Make Your C# Code Functional

#csharp #dotnet #beginners

3 min read

Cover image for 14 Career Lessons After 10+ Years (and Lots of Trial and Error) as a Software Engineer — Rapid Fire Edition

Nov 11 '24

14 Career Lessons After 10+ Years (and Lots of Trial and Error) as a Software Engineer — Rapid Fire Edition

#career #careerdevelopment #softwareengineering #beginners

3 min read

Cover image for Two New LINQ Methods in .NET 9: CountBy and Index

Nov 4 '24

Two New LINQ Methods in .NET 9: CountBy and Index

#csharp #beginners #tutorial #dotnet

2 min read

Cover image for TIL: How To Use the Specification Pattern in C# To Simplify Repositories

Oct 28 '24

TIL: How To Use the Specification Pattern in C# To Simplify Repositories

#todayilearned #csharp #aspnet #dotnet

3 min read

Cover image for Three Post-Mortem Lessons From a Failed Software Project

Oct 21 '24

Three Post-Mortem Lessons From a Failed Software Project

#career #coding #management #careerdevelopment

3 min read

Cover image for Want to Ace Your Next Take-Home Coding Exercises? Follow These 13 Short Tips

Oct 7 '24

Want to Ace Your Next Take-Home Coding Exercises? Follow These 13 Short Tips

#interview #career #beginners #coding

3 min read

Cover image for How to Handle the Startup Class When Migrating ASP.NET Core Projects

Sep 30 '24

How to Handle the Startup Class When Migrating ASP.NET Core Projects

#csharp #dotnet #beginners #aspnet

3 min read

Cover image for How to Promote Primitive Values To Value Objects

Sep 23 '24

How to Promote Primitive Values To Value Objects

#csharp #beginners #tutorial #ddd

3 min read

Cover image for AI Won't Take Our Coding Jobs Yet. But in 2034, Coding by Itself Won't Be Enough

Sep 16 '24

AI Won't Take Our Coding Jobs Yet. But in 2034, Coding by Itself Won't Be Enough

#career #programming #ai #coding

3 min read

Cover image for For Cleaner Domains, Move IO to the Edges of Your App

Sep 2 '24

For Cleaner Domains, Move IO to the Edges of Your App

#csharp #dotnet #beginners #eventdriven

4 min read

Cover image for A Business Case Against Massive Unrequested Refactorings

Aug 26 '24

A Business Case Against Massive Unrequested Refactorings

#career #refactoring #management

3 min read

Cover image for 5 Unit Testing Best Practices I Learned from This NDC Conference Talk

Aug 12 '24

5 Unit Testing Best Practices I Learned from This NDC Conference Talk

#chsarp #dotnet #beginners #testing

5 min read

Cover image for My Least Favorite Part of C# Evolution: Inconsistency

Jul 29 '24

My Least Favorite Part of C# Evolution: Inconsistency

#csharp #beginners #dotnet

3 min read

Cover image for New Developers Looking for a Mentor: Here's a (Free) Mentorship Session in 8 Lessons

Jul 22 '24

New Developers Looking for a Mentor: Here's a (Free) Mentorship Session in 8 Lessons

#career #careerdevelopment #mentorship #beginners

5 min read

Jul 18 '24

Looking For Feedback on One of Your Posts? Leave a Comment!

#discuss #writing #watercooler #learning

2 min read

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