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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
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LLM Fine-tuning Practical Guide: Efficient Model Adaptation with LoRA, QLoRA, and PEFT
A comprehensive guide to LLM fine-tuning theory and practice. Covers LoRA low-rank decomposition principles, QLoRA 4-bit quantization techniques, PEFT library usage, dataset preparation strategies, and hyperparameter tun
2026-03-13 · 10 min read #llm#fine-tuning#lora#qlora#peftBuilding Real-time Financial Data Pipelines: A Practical Guide to Kafka and Flink Streaming Architecture
A comprehensive guide to designing and implementing real-time financial data pipelines. Covers Kafka-based market data ingestion, Flink stream processing, CDC integration, windowed aggregation, anomaly detection, and low
2026-03-13 · 14 min read #finance#kafka#flink#streaming#data-pipelineJapanese Output Drill #26 — Hobbies/Games/Sports/Table Tennis
Practical Japanese output training covering hobbies, games, sports, and table tennis scenarios.
2026-03-13 · 4 min read #japanese#speaking#hobby#sports#table-tennisContainer Image Security and Software Supply Chain Protection: A Practical Guide to Trivy, Cosign, SBOM, and Sigstore
A comprehensive guide to the full container image security lifecycle. From vulnerability scanning with Trivy, image signing with Cosign/Sigstore, SBOM generation and management, to the SLSA framework -- implement product
2026-03-13 · 15 min read #devops#container-security#trivy#cosign#sbomComplete Guide to English Report Writing: From Executive Summary to Data-Driven Reporting
A comprehensive guide to English report writing covering executive summary structure and data-driven reporting techniques.
2026-03-13 · 6 min read #english#report-writing#technical-writing#communication#business-writingComplete Guide to English Presentation Skills: From Structure Design to Q&A Handling
A practical guide to English presentations for engineers. Covers slide structure design, opening/closing expressions, demo delivery, and Q&A response strategies.
2026-03-13 · 6 min read #english#presentation#public-speaking#communication#soft-skillsDisagreeing Professionally in Meetings: English Expressions
English expressions and strategies for professionally disagreeing in meetings while maintaining relationships.
2026-03-13 · 3 min read #english#meeting#disagreement#communication#speakingComplete Guide to Incident Management Communication: From Incident Declaration to Postmortem
A comprehensive guide to incident management communication for engineers. Covers incident declaration, real-time status updates, escalation, customer communication, and postmortem writing with practical templates and exp
2026-03-13 · 12 min read #english#incident-management#communication#postmortem#sreMongoDB 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 ♪ Listenable
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 ♪ Listenable
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 ♪ Listenable
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 ♪ Listenable
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 ♪ Listenable
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#kibana