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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3517 posts
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Is AI Really Slowing Down — Reading the 2026 AI Bubble Debate Through Datacenter Economics
A breakdown of the AI is slowing down debate that dominated the first half of 2026, viewed through datacenter economics. We cover the claim that 2 trillion dollars of annual revenue is needed by 2030, the arithmetic of 1
2026-06-12 · 20 min read #ai#economics#datacenter#gpu#infrastructureFalsehoods Programmers Believe About Time
A day has 24 hours, a minute has 60 seconds, the clock only moves forward, a time zone is a fixed offset. Every one of these propositions that programmers take for granted about time is false. We walk the famous "falseho
2026-06-12 · 9 min read #datetime#timezone#fundamentalsWhere Developer Tokens Leak — The VSCode 1-Click Token Theft and Secret Hygiene
Dissecting the June 2026 case of one-click GitHub token theft through a VSCode bug, this post traces the paths along which tokens leak in developer environments. It covers PAT permission design, token rotation, secret sc
2026-06-12 · 15 min read #security#github#tokens#devops#secretseBPF Is Eating Observability
The idea of safely running sandboxed programs inside the kernel is upending observability. Hook anywhere with kprobes, uprobes, tracepoints, and XDP; the verifier guarantees safety; trace without touching a line of appli
2026-06-11 · 13 min read #ebpf#observability#linux#kernelContent-Addressable Storage Is Everywhere
One idea — address data by the hash of its content, not its location — runs identically through Git objects, Docker layers, IPFS, the Nix store, and BitTorrent. A practical look at how it hands you deduplication, integri
2026-06-10 · 12 min read #systems#storage#hashingWebAssembly Beyond the Browser
WebAssembly was born in the browser, but its real ambition is outside it. WASI, a POSIX-ish system interface; edge and serverless (Fastly, Cloudflare Workers); plugin systems in Envoy, Figma, and databases; and the compo
2026-06-09 · 12 min read #webassembly#wasm#systemsWhy Is My Build So Slow? — Compilation, Linking, Caching, and Monorepos
There is always a reason a build is slow. The difference between compilation and linking, incremental builds and caches (ccache, sccache, Turbo, Nx, Bazel), the monorepo rebuild problem, cold versus warm, the limits of p
2026-06-08 · 14 min read #build-systems#productivity#toolingSecurities Research Analyst — The Writing Job: Sell-side, Buy-side, Modeling, and Report Craft (2026 Complete Guide)
A practitioner-tone 2026 guide to the equity research analyst role: a real day in the life, sell-side vs buy-side, modeling tools, II Rankings, Korean/Japanese/global houses, 20 interview questions, and a 90-day study ro
2026-05-27 · 27 min read #finance-career#research-analyst#sell-side#buy-side#equity-researchInstitutional Sales (IS) and Prime Brokerage (PB) — The Client-Facing Job: Hedge Funds, Asset Managers, and Pensions in One Career Guide (2026 Complete Guide)
Institutional Sales (IS) and Prime Brokerage (PB) are the client-facing roles where you sit across the table from asset managers, hedge funds, and pensions. This guide walks through the global Big 3 (GS, MS, JPM), a real
2026-05-27 · 25 min read #finance-career#institutional-sales#prime-brokerage#is-ib#securities-careerSecurities MTS/HTS Developer: Exchange Protocols to Microsecond Latency
A practitioner-tone career deep-dive for securities MTS/HTS developers, covering exchange protocols (FIX/ITCH/Arrowhead), Smart Order Router design, latency budgets, security, and the KR/JP/global IT landscape.
2026-05-27 · 15 min read #finance-career#securities-it#mts-hts-developer#trading-system#fintechSecurities Risk Management and Compliance: The Job of Controlling Speed
A deep guide to securities risk management, compliance, and internal control roles, covering market/credit/operational/liquidity risk measurement, a real day in the role, regulatory frameworks, certifications, salary, an
2026-05-27 · 19 min read #finance-career#risk-management#compliance#internal-control#securities-careerSecurities Career Roadmap: Market Study, Role Selection, Reports, Modeling, and Interview Prep
A step-by-step order for securities firm candidates to pick a role across WM, IB, S&T, Research, and IT, and to build a portfolio.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsSecurities Products, ETF, and Retirement Roles: Building and Onboarding Investment Products
How securities firm product roles evaluate and operate funds, ETFs, wrap accounts, ELS, retirement plans, and pension products.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsSecurities S&T and Trading Roles: The Team that Trades Bonds, Derivatives, FX, and Equities
How securities firm sales and trading handle price quotation, hedging, position management, and market risk.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsSecurities IB Roles: How IPOs, Bond Issuance, M&A, and PF Actually Make Money
This guide explains securities firm IB roles from the perspective of ECM, DCM, M&A, acquisition financing, and real-estate PF, with prep tips.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsSecurities WM and PB Roles: The People Who Help Clients Make Investment Decisions
How securities firm PB and WM roles handle client consultation, portfolio construction, taxes, pensions, and product proposals.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsA Full Map of What Securities Firms Do: WM, IB, S&T, Research, and IT
This guide breaks down securities firm roles into wealth management, investment banking, sales & trading, research, risk, and digital, explained for job seekers.
2026-05-27 · 8 min read #finance-career#securities-career#career#jd#financial-jobsInsurance Job Roadmap: Actuarial, Underwriting, Claims, or Digital — Which Path?
Lays out the order in which insurance job seekers should choose a role and prepare portfolio, certifications, and interviews.
2026-05-27 · 8 min read #finance-career#insurance-career#career#jd#financial-jobsReinsurance and Catastrophe Risk Roles: Why Insurance Companies Buy Insurance
Explains reinsurance, natural catastrophe risk, large losses, and portfolio risk diversification work for job seekers.
2026-05-27 · 8 min read #finance-career#insurance-career#career#jd#financial-jobsInsurance Sales Management and Channel Roles: Driving Agents, GAs, and Bancassurance
Explains how insurance sales management roles handle channel strategy, agent training, performance management, and prevention of mis-selling.
2026-05-27 · 8 min read #finance-career#insurance-career#career#jd#financial-jobs