flurry of books unlocking the engineering manager career path, like: The Manager's Path by Camille Fournier, The Making of a Manager by Julie Zhuo, and my own, An Elegant Puzzle. The management career isn't an easy one, but increasingly there is a map available. …The transition into Staff Engineer, and its further evolutions like Principal Engineer, remains particularly challenging and undocumented. ͜͜ɺΤϯδχΞϦϯάϚωʔδϟʔͷΩϟϦΞύεΛղ͖໌͔͢ຊ͕࣍ʑͱग़൛͞Ε͍ͯ·͢ɻྫ ͑ɺ… ϚωδϝϯτͷΩϟϦΞܾͯ͠؆୯ͳಓͰ͋Γ·ͤΜ͕ɺঃʑʹͦͷʮਤʯ͕͖͍ͬͯͯ·͢ɻ …ҰํͰɺStaff Engineer ͷҠߦɺ͞ΒʹͦͷਐԽܗͰ͋Δ Principal Engineer ͷಓͷΓɺґવͱ ͯ͠ಛʹ͘͠ɺेʹه͞Ε͍ͯͳ͍ঢ়گͰ͢ɻ — Staff Engineer Leadership beyond the management track ᶃ ଘࡏΛͬͯΒ͍͍ͨʂ ᶄ ΤϯδχΞΩϟϦΞύεͷબࢶ͕૿͑Δͱخ͍͠ʂ ᶅ ϙδγϣϯ͕૿͑Δͱخ͍͠ʂ
army officer who helps the officer in charge to plan military activities” ࢦشͷԼͰ܉ࣄ׆ಈͷܭըΛࢧԉ͢Δকߍʢࢀকߍʣɻ — Cambridge Dictionary ࢘ྩΛܭըɾੳͰิࠤ͢Δٕज़ࢀ సͯ͡ɺݱιϑτΣΞ৫ʹ͓͍ͯ
補 όΠφϦͰͳ͍ Tech Lead νʔϜΛಋ͖ɺ ํੑΛࣔ͢ Architect ٕज़Λઃܭ͠ɺ ΈΛܗͮ͘Δ Right Hand ܦӦΛิࠤ͠ɺ શମΛࢧ͑Δ Solver ෳࡶͳΛղ͖΄͙͢ Ikuo Senior Staff A Senior Staff B Staff C ਂ͍υϝΠϯࣝͱ ղܾೳྗ νʔϜʹਂ͍ಎ
A. ݸਓ࡞ۀ(࣮/ੳ) 5.0 22.2% B. ઃܭ/ϨϏϡʔ(ઃܭ/υΩϡϝϯτ/ϨϏϡʔ) 9.0 40.0% C. ਪਐɾӡ༻(Working Group/ӡ༻) 4.5 20.0% D. ৫ɾརௐ(1on1/Ϧʔυ) 4.0 17.8% Category / Archetype A. B. C. D. ྨࣅ% Tech Lead 20% 30% 35% 15% 85.0% Architect 10% 50% 20% 20% 87.8% Solver 55% 25% 10% 10% 67.2% Right Hand 5% 10% 35% 50% 52.8% Ikuo Summarized by ChatGPT 5-thinking Similarity by ChatGPT 5-thinking
Apr May June July Aug 2025 Mar IntelliJ + Copilot ChatGPT (ίϐϖ) खಈ࣌ Ikuo : AI ~ 80 : 20 Cursor AI Agent ࣌ Ikuo : AI ~ 50 : 50 Claude Code Agentic Coding ࣌ Ikuo : AI ~ 10 : 90 खͰ ίʔυΛॻ͘͜ͱ ΄ͱΜͲͳ͍ ݸਓతͳ ඇ࿈ଓ͔ͭ ഁյతมԽ
σʔλιʔε ظxϛΫϩ — “ඍ” ᶄ٬؍తࢦඪͷਐḿ SWE-bench Verified — Ref LCB(LiveCodeBench) — Ref GSO(Global Software Optimization) — Ref Apr May June July Aug 2025 Mar 2024 Nov
Lead νʔϜΛಋ͖ɺ ํੑΛࣔ͢ Architect ٕज़Λઃܭ͠ɺ ΈΛܗͮ͘Δ Right Hand ܦӦΛิࠤ͠ɺ શମΛࢧ͑Δ ෳࡶͳΛղ͖΄͙͢ 革 Innovator AI x ProductͰ ֵ৽తมԽΛ୲͏ 調 Orchestrator ։ൃݱͰͷ AI׆༻ΛϦʔυ
Leadership beyond the management track • ελοϑΤϯδχΞͷಓ ―༏Εٕͨज़ઐ৬ʹͳΔͨΊͷΨΠυ • Acemoglu, Daron, and Pascual Restrepo. 2019. "Automation and New Tasks: How Technology Displaces and Reinstates Labor." Journal of Economic Perspectives 33 (2): 3–30. • GPTs are GPTs: An Early Look at the Labor Market Impact Potential of Large Language Models • Daron Acemoglu, 2024. "The Simple Macroeconomics of AI," NBER Working Papers 32487, National Bureau of Economic Research, Inc. • LLM Coding Performance Bench • SWE-Bench+: Enhanced Coding Benchmark for LLMs • SWE-Bench Verified • LiveCodeBench: Holistic and Contamination Free Evaluation of Large Language Models for Code • LiveCodeBench Leaderboard • Datasource of 4-1’s Benchmark Fig • Gathered by ChatGPT5 thinking from above leaderboard • Date refers each model’s published date