The T-Shaped Dev

ES2025 Features You Should Actually Use

Learn about eight features you must adapt today in your production codebase. (9 min)

Apr 22

15

1

Vertical Slice Architecture in Node.js: One Folder Per Use Case

Why organizing by domain module isn't enough and what to do instead. (8 min)

Apr 11

22

2

2

March 2026

Dependency Injection in Node.js & TypeScript. The Part Nobody Teaches You

Learn the hidden costs about importing everything directly and the structural change you need to make. (8 min)

Mar 29 • Petar Ivanov

35

4

3

Screaming Architecture & Colocation: Let Your Project Structure Tell the Story

Learn why you should organize your code by what your app actually does, not by technical roles. (5 min)

Mar 14

19

6

February 2026

4 Disciplines That Separate Effective Engineers From Busy Ones

Learn about the daily habits that help engineers be more effective. (7 min)

Feb 24

30

2

8

Database Design Doesn't Start With Table. It Starts With Consequences

Here's what most backend engineers get wrong about schema design and how to fix it before you hit production. (6 min)

Feb 17

63

5

7

January 2026

Invite Your Friends & Earn Rewards 🎁

Announcing the T-Shaped Dev Referral Program! 🎉

Jan 27 • Petar Ivanov

9

How to 10x Your Code Quality With Three AI Tools

Learn how to build software smartly with Advisor, Generator & Reviewer AI Agents (5 min)

Jan 17 • Petar Ivanov

28

2

December 2025

The Systematic AI Code Review Workflow: Plan, Generate, Validate

A practical guide to maintain quality at AI speed (6 min)

Dec 27, 2025 • Petar Ivanov

14

1

November 2025

2-Tier to 3-Tier Architecture: Migration Journey With Modular Monolith and GraphQL

A real-world case study of migrating a two-tier architecture to a three-tier architecture. (5 min)

Nov 18, 2025 • Petar Ivanov

29

3

2

Conscious Debugging: 10 Effective Strategies That Actually Work 🐛

Learn how to find and fix bugs like a pro with these ten effective debugging strategies. (6 min)

Nov 8, 2025 • Petar Ivanov

25

1

3

October 2025

Functional Error Handling in Node.js With The Result Pattern

Learn how to improve your error handling in Node.js by using the Result Pattern. (5 Min)

Oct 21, 2025 • Petar Ivanov

33

4

1