Wonjun Jeong

Backend engineer specializing in scalable systems and reliable API design.

Republic of Korea

All Posts 933

The Digital Architect

Dev Battery

A technical journal on algorithms, backend architecture, and evidence-based software engineering.

TIL

[TIL] Junior Web Developer Log - Day 90

TIL

2026-05-06

[TIL] Junior Web Developer Log - Day 90

TIL

work cs

TIL

2026-04-28

[TIL] Junior Web Developer Log - Day 89

TIL

work cs

TIL

2026-04-27

[TIL] Junior Web Developer Log - Day 88

TIL

work work-out cs

NeetCode

2026-04-23

[NeetCode] 169. Majority Element

NeetCode synced attempts for 169. Majority Element.

algorithms neetcode python

NeetCode

2026-04-23

[NeetCode] 27. Remove Element

NeetCode synced attempts for 27. Remove Element.

algorithms neetcode python

NeetCode

2026-04-22

[NeetCode] Anagram Groups

NeetCode synced attempts for Anagram Groups.

algorithms neetcode python

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Wonjun Jeong

Dev Battery

[TIL] Junior Web Developer Log - Day 90

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[TIL] Junior Web Developer Log - Day 90

[TIL] Junior Web Developer Log - Day 89

[TIL] Junior Web Developer Log - Day 88

[NeetCode] 169. Majority Element

[NeetCode] 27. Remove Element

[NeetCode] Anagram Groups

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