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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3517 posts
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MongoDB Sharding and Replica Set Operations Guide: From Cluster Design to Troubleshooting
A deep dive into MongoDB distributed architecture essentials: Sharding and Replica Set operations. Covers shard key selection strategies, Replica Set failover, chunk migration, balancer management, backup/recovery, and m
2026-03-13 · 12 min read #database#mongodb#sharding#replica-set#clusterComplete Guide to Kubernetes StatefulSet and Persistent Volume: CSI Driver, StorageClass, and Dynamic Provisioning in Production
A comprehensive guide to managing stateful workloads in Kubernetes with StatefulSet and Persistent Volumes. Covers CSI Driver architecture, StorageClass design, dynamic provisioning, volume expansion, snapshots, and migr
2026-03-13 · 13 min read #kubernetes#statefulset#persistent-volume#csi-driver#storageclassComplete Guide to Japanese Business Email and Report Writing: Mastering Keigo and Professional Expressions
A comprehensive guide to Japanese business email and report writing for IT engineers. Covers email structure, keigo usage, technical report templates, progress reports, and incident reports with practical expressions you
2026-03-13 · 20 min read #japanese#business-email#keigo#report-writing#communicationTechnical Presentation Preparation and Delivery: Captivating Your Audience Through Storytelling
A comprehensive guide to technical presentations covering audience analysis, slide design, storytelling techniques, delivery enhancement, and Q&A strategies you can apply immediately.
2026-03-13 · 18 min read #culture#presentation#storytelling#delivery#slide-designComplete Guide to Chatbot Guardrails and Safety: From Prompt Injection Defense to Output Validation
A comprehensive guide to securing production chatbots. Covers prompt injection attack types and defenses, NeMo Guardrails/Guardrails AI frameworks, content filtering, output validation, and PII masking with practical cod
2026-03-13 · 24 min read #chatbot#guardrails#prompt-injection#safety#content-filteringComplete Guide to API Gateway Pattern: Rate Limiting, Authentication, and BFF Architecture Design
A deep dive into API Gateway patterns covering Rate Limiting algorithms (Token Bucket, Sliding Window), authentication/authorization strategies, BFF (Backend for Frontend) architecture, load balancing, circuit breakers,
2026-03-13 · 14 min read #architecture#api-gateway#rate-limiting#authentication#bffComplete Guide to IT Business Planning and Proposal Writing: RFP Analysis, ISMP, WBS, Cost Estimation, and SLA
A comprehensive guide covering IT project types (SI, SM, consulting, SaaS) and lifecycle, RFP analysis and response strategies, ISMP (Information Strategy Master Plan) methodology, proposal writing core strategies (techn
2026-03-13 · 21 min read #architecture#it-business#proposal#rfp#ismpTechnical Report Writing Guide: From Structure Design to Data Visualization and Automation
A comprehensive guide to technical report writing for IT engineers. Covers report structure design by type, the Pyramid Principle, MECE framework, data visualization techniques, markdown templates, and automation tools.
2026-03-13 · 16 min read #culture#report-writing#technical-writing#documentation#visualizationLLMOps Platform Architecture Guide: Model Deployment, Monitoring, and A/B Testing
A comprehensive guide to designing and implementing an LLMOps platform. Covers vLLM/TGI-based model serving, token usage/latency/quality monitoring, prompt version management, A/B testing framework, guardrail integration
2026-03-13 · 14 min read #ai-platform#llmops#model-serving#monitoring#ab-testingFrom RLHF to DPO: A Deep Dive into LLM Alignment Techniques
A comprehensive survey of key LLM alignment papers. We analyze the InstructGPT RLHF pipeline, Anthropic Constitutional AI, the mathematical foundations of DPO, PPO training stability, and recent methods like KTO, IPO, an
2026-03-13 · 12 min read #ai-papers#rlhf#dpo#alignment#ppoPrometheus and Alertmanager Alerting Pipeline: From Rule Writing to PagerDuty/Slack Routing
Build a production alerting pipeline using Prometheus and Alertmanager. Covers PromQL-based alert rule writing, Alertmanager routing tree design, PagerDuty/Slack integration, and Alert Fatigue prevention strategies from
2026-03-12 · 18 min read #observability#prometheus#alertmanager#grafana#pagerdutyELK Stack Log Collection and Analysis Pipeline: Elasticsearch, Fluentd, and Kibana Production Deployment and Optimization
A comprehensive guide covering ELK/EFK stack architecture, Elasticsearch cluster design with shard and replica strategies, ILM (Index Lifecycle Management) configuration, Fluentd/Fluent Bit log collection pipeline setup,
2026-03-12 · 13 min read #observability#elk-stack#elasticsearch#fluentd#kibanaLLM Inference Serving Framework Comparison: TensorRT-LLM vs vLLM vs SGLang Production Deployment Strategy
A comparison of LLM inference serving frameworks — TensorRT-LLM, vLLM, and SGLang — with production deployment strategies.
2026-03-12 · 21 min read #llm#inference#tensorrt-llm#vllm#sglangKubernetes Network Policy with Calico and Cilium Microsegmentation
A comprehensive guide to Kubernetes network security using Network Policies with Calico and Cilium for microsegmentation.
2026-03-12 · 21 min read #kubernetes#network-policy#calico#cilium#securityAdvanced LLM Prompt Engineering: Chain-of-Thought, Tree-of-Thought, ReAct, and Few-Shot Pattern Practical Guide
A comprehensive practical guide covering Zero-shot/Few-shot prompting foundations, Chain-of-Thought (CoT), Self-Consistency, Tree-of-Thought (ToT), ReAct pattern theory and implementation, structured output prompting, pr
2026-03-12 · 21 min read #llm#prompt-engineering#chain-of-thought#tree-of-thought#reactJapanese Code Review Communication Guide for IT Engineers
A guide to Japanese code review communication for IT engineers covering review requests, feedback, and suggestion expressions with business Japanese.
2026-03-12 · 49 min read #japanese#code-review#communication#keigo#engineerAlgorithmic Trading Backtesting in Practice: Python Backtrader Strategy Implementation, Performance Evaluation, and Risk Management
Covers the complete process of algorithmic trading backtesting with Python Backtrader. Explores backtesting fundamentals (Walk-Forward, Look-Ahead Bias, Survivorship Bias), Backtrader architecture, SMA crossover/RSI/Boll
2026-03-12 · 15 min read #finance#algorithmic-trading#backtesting#backtrader#pythonQuantitative Risk Management: VaR, CVaR, and Portfolio Risk
A comprehensive guide to quantitative risk management using VaR, CVaR, and portfolio risk analysis with Python implementation.
2026-03-12 · 32 min read #finance#risk-management#var#cvar#portfolioJapanese Agile and Scrum Meeting Expressions for IT Engineers: Sprint Retrospective, Daily Standup, and Backlog Management
A practical guide to Japanese agile and scrum meeting expressions for IT engineers. Covers daily standup reporting expressions, sprint planning vocabulary, KPT-based sprint retrospective expressions, backlog refinement p
2026-03-12 · 25 min read #japanese#agile#scrum#sprint-retrospective#daily-standupTechnical Writing in English Guide: RFC, ADR, Design Doc, and Tech Spec Templates with Practical Expressions
A practical guide to technical document writing for software engineers. Compare structures and templates for RFCs, ADRs, Design Docs, and Tech Specs. Learn key English expressions for each section (Problem Statement, Pro
2026-03-12 · 17 min read #english#technical-writing#rfc#adr#design-doc