Tonmoy TalukderHome
Technical Writing·8 articles·4 topics

Engineering Notes

Backend systems, distributed architecture, AI/NLP, and algorithms with production context and implementation tradeoffs.

Engineering PatternsDSALeetCode

Browse

Latest writing

LeetCodeMar 2026 · 8 min read

LeetCode #146 — LRU Cache: Every Way to Solve It

From brute force to the optimal O(1) doubly linked list + hashmap solution, with full Go implementation and complexity analysis.

GoHash MapLinked List