https://kit.hanssn.workers.dev/blog Technical articles, engineering guides, and architecture deep dives by hanssn. en-us Thu, 03 Sep 2026 13:39:35 GMT https://kit.hanssn.workers.dev/blog/cost-effective-serverless-ai-inference-cloudflare-workers-ai https://kit.hanssn.workers.dev/blog/cost-effective-serverless-ai-inference-cloudflare-workers-ai Run serverless AI inference and semantic search at 98% lower cost using Cloudflare Workers AI and Vectorize. huud Thu, 03 Sep 2026 08:12:01 GMT https://kit.hanssn.workers.dev/blog/eliminating-expensive-vpns-bastion-hosts-cloudflare-zero-trust https://kit.hanssn.workers.dev/blog/eliminating-expensive-vpns-bastion-hosts-cloudflare-zero-trust Eliminate corporate VPN licensing and bastion server maintenance by migrating to Cloudflare Zero Trust Access. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/slashing-origin-bandwidth-costs-cloudflare-cache-reserve https://kit.hanssn.workers.dev/blog/slashing-origin-bandwidth-costs-cloudflare-cache-reserve Increase cache hit ratios to 99% and eliminate AWS S3 egress bills using Cloudflare Cache Reserve. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/serverless-background-jobs-cloudflare-queues-workflows https://kit.hanssn.workers.dev/blog/serverless-background-jobs-cloudflare-queues-workflows Build cost-effective asynchronous background job processing using Cloudflare Queues and Workflows without idle servers. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/slashing-image-pipeline-costs-cloudflare-images-vs-ec2 https://kit.hanssn.workers.dev/blog/slashing-image-pipeline-costs-cloudflare-images-vs-ec2 Cut image processing and storage costs by 75% using Cloudflare Images and on-the-fly edge transformations. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/edge-storage-tco-cloudflare-d1-kv-vs-aws-dynamodb https://kit.hanssn.workers.dev/blog/edge-storage-tco-cloudflare-d1-kv-vs-aws-dynamodb Compare TCO and latency between Cloudflare D1/KV and AWS Aurora/DynamoDB for serverless workloads. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/preventing-cloud-bill-shock-cloudflare-waf-rate-limiting https://kit.hanssn.workers.dev/blog/preventing-cloud-bill-shock-cloudflare-waf-rate-limiting How to prevent cloud bill shock from DDoS attacks and scraping floods using Cloudflare WAF and Edge Rate Limiting. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/optimizing-database-latency-egress-cloudflare-hyperdrive https://kit.hanssn.workers.dev/blog/optimizing-database-latency-egress-cloudflare-hyperdrive Learn how Cloudflare Hyperdrive slashes relational database egress and replica costs by up to 78% while accelerating query latency globally. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/finops-analysis-cloudflare-workers-vs-aws-lambda https://kit.hanssn.workers.dev/blog/finops-analysis-cloudflare-workers-vs-aws-lambda A deep-dive FinOps architectural analysis comparing Cloudflare Workers and AWS Lambda for high-concurrency serverless workloads. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/zero-egress-aws-s3-cost-optimization-cloudflare-r2 https://kit.hanssn.workers.dev/blog/zero-egress-aws-s3-cost-optimization-cloudflare-r2 A FinOps guide to reducing object storage and data egress fees by up to 95% using Cloudflare R2 and S3 API compatibility. huud Thu, 03 Sep 2026 08:12:00 GMT https://kit.hanssn.workers.dev/blog/engineering-unit-economics-sizing-build-vs-buy-and-technical-debt-roi https://kit.hanssn.workers.dev/blog/engineering-unit-economics-sizing-build-vs-buy-and-technical-debt-roi Infrastructure cost governance is an architectural discipline, not a procurement exercise. When cloud spend scales non-linearly with revenue, the root cause is huud Thu, 03 Sep 2026 05:02:19 GMT https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-concurrency-atomic-primitives-and-zero-allocation-composition https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-concurrency-atomic-primitives-and-zero-allocation-composition Go achieves high throughput by rejecting class hierarchies, dynamic method dispatch, and hidden runtime abstractions. Writing production-grade systems in Go re huud Thu, 03 Sep 2026 03:19:26 GMT https://kit.hanssn.workers.dev/blog/building-high-throughput-edge-infrastructure-docker-optimization-kernel-tuning-and-zero-downtime-deployments https://kit.hanssn.workers.dev/blog/building-high-throughput-edge-infrastructure-docker-optimization-kernel-tuning-and-zero-downtime-deployments Production edge infrastructure fails under high concurrency when default operating system limits, container packaging bloat, and naive deployment scripts colli huud Thu, 03 Sep 2026 01:01:47 GMT https://kit.hanssn.workers.dev/blog/edge-architecture-at-scale-systems-internals-v8-isolates-and-distributed-state https://kit.hanssn.workers.dev/blog/edge-architecture-at-scale-systems-internals-v8-isolates-and-distributed-state Traditional cloud computing routes client traffic to centralized regions (e.g., us-east-1 ). Centralized topologies enforce physical latency floors governed b huud Thu, 03 Sep 2026 00:02:25 GMT https://kit.hanssn.workers.dev/blog/scaling-modern-laravel-architecture-high-throughput-pipelines-and-database-optimization https://kit.hanssn.workers.dev/blog/scaling-modern-laravel-architecture-high-throughput-pipelines-and-database-optimization Modern enterprise web applications demand strict separation of concerns, deterministic data access, and microsecond execution paths. Laravel delivers rapid dev huud Thu, 03 Sep 2026 00:02:20 GMT https://kit.hanssn.workers.dev/blog/engineering-economics-cloud-sizing-build-vs-buy-and-tech-debt-roi https://kit.hanssn.workers.dev/blog/engineering-economics-cloud-sizing-build-vs-buy-and-tech-debt-roi Unchecked cloud infrastructure expands to consume all allocated capital. Engineering organizations frequently over-provision compute and storage to mitigate up huud Wed, 02 Sep 2026 11:47:28 GMT https://kit.hanssn.workers.dev/blog/designing-resilient-distributed-systems-eda-cqrs-and-fault-tolerant-patterns https://kit.hanssn.workers.dev/blog/designing-resilient-distributed-systems-eda-cqrs-and-fault-tolerant-patterns Distributed architectures exchange single-node simplicity for horizontal scalability, fault isolation, and autonomous team velocity. However, network partition huud Wed, 02 Sep 2026 11:47:26 GMT https://kit.hanssn.workers.dev/blog/architecture-of-subtraction-why-boring-tech-wins-and-how-to-de-microservice https://kit.hanssn.workers.dev/blog/architecture-of-subtraction-why-boring-tech-wins-and-how-to-de-microservice For a decade, software engineering over-indexed on distributed complexity. Small engineering teams split straightforward CRUD applications into dozens of micro huud Wed, 02 Sep 2026 11:47:19 GMT https://kit.hanssn.workers.dev/blog/scaling-modern-laravel-architecture-database-performance-and-high-throughput-systems https://kit.hanssn.workers.dev/blog/scaling-modern-laravel-architecture-database-performance-and-high-throughput-systems High-traffic PHP applications demand architectural discipline, memory awareness, and predictable database access patterns. Default framework conventions priori huud Wed, 02 Sep 2026 11:47:18 GMT https://kit.hanssn.workers.dev/blog/high-throughput-infrastructure-multi-stage-builds-kernel-tuning-and-zero-downtime-deployments https://kit.hanssn.workers.dev/blog/high-throughput-infrastructure-multi-stage-builds-kernel-tuning-and-zero-downtime-deployments 1. Production Bottlenecks in Modern Delivery Pipelines High-throughput distributed systems demand deterministic builds, hardened container execution contexts huud Wed, 02 Sep 2026 11:47:15 GMT https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-building-high-throughput-maintainable-systems https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-building-high-throughput-maintainable-systems Modern backend architectures demand predictable latency, minimal memory overhead, and straightforward maintainability. While Go provides concurrency primitives huud Wed, 02 Sep 2026 11:47:14 GMT https://kit.hanssn.workers.dev/blog/engineering-socio-technical-consensus-ego-free-code-reviews-risk-quantified-deadlines-and-scalable-adr-rfc-frameworks https://kit.hanssn.workers.dev/blog/engineering-socio-technical-consensus-ego-free-code-reviews-risk-quantified-deadlines-and-scalable-adr-rfc-frameworks Conway’s Law states that system architectures inevitably mirror the communication structures of the organizations that design them. When engineering organizati huud Wed, 02 Sep 2026 11:47:14 GMT https://kit.hanssn.workers.dev/blog/engineering-resilient-api-defenses-webauthn-oauth-2-1-pkce-jwt-hardening-and-perimeter-isolation https://kit.hanssn.workers.dev/blog/engineering-resilient-api-defenses-webauthn-oauth-2-1-pkce-jwt-hardening-and-perimeter-isolation Modern distributed systems expose APIs across diverse network topologies, third-party integrations, and multi-tenant cloud environments. Perimeter-only securit huud Wed, 02 Sep 2026 11:47:13 GMT https://kit.hanssn.workers.dev/blog/deep-database-internals-indexing-execution-plans-partitioning-concurrency-and-caching https://kit.hanssn.workers.dev/blog/deep-database-internals-indexing-execution-plans-partitioning-concurrency-and-caching Scaling relational workloads beyond $100\text{k}$ queries per second requires mastery of physical storage layouts, memory-to-disk access paths, transaction iso huud Wed, 02 Sep 2026 11:47:08 GMT https://kit.hanssn.workers.dev/blog/edge-architecture-deep-dive-cloudflare-workers-and-modern-distributed-compute https://kit.hanssn.workers.dev/blog/edge-architecture-deep-dive-cloudflare-workers-and-modern-distributed-compute Traditional cloud compute relies on coarse virtualization primitives. Hardware-level virtual machines bundle guest operating system kernels, hypervisor interfa huud Wed, 02 Sep 2026 11:47:07 GMT https://kit.hanssn.workers.dev/blog/high-performance-frontend-architecture-metric-telemetry-bundle-geometry-state-topology-and-type-metaprogramming https://kit.hanssn.workers.dev/blog/high-performance-frontend-architecture-metric-telemetry-bundle-geometry-state-topology-and-type-metaprogramming Modern frontend engineering operates at the intersection of runtime efficiency, network transport constraints, and developer ergonomics. Scaling enterprise web huud Wed, 02 Sep 2026 11:47:06 GMT https://kit.hanssn.workers.dev/blog/post-mortem-analysis-taming-cascading-failures-memory-leaks-and-connection-starvation https://kit.hanssn.workers.dev/blog/post-mortem-analysis-taming-cascading-failures-memory-leaks-and-connection-starvation On October 24 at 14:22 UTC, our primary transaction processing cluster experienced a cascading failure across three availability zones. Service degradation esc huud Wed, 02 Sep 2026 11:47:00 GMT https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-high-throughput-systems-and-anti-bloat-architecture https://kit.hanssn.workers.dev/blog/idiomatic-go-design-patterns-high-throughput-systems-and-anti-bloat-architecture Designing high-throughput systems in Go requires mechanical sympathy with the runtime. Go deliberately omits class-based inheritance, virtual method tables, an huud Wed, 02 Sep 2026 11:46:27 GMT https://kit.hanssn.workers.dev/blog/distributed-caching-golang-redis-singleflight https://kit.hanssn.workers.dev/blog/distributed-caching-golang-redis-singleflight Strategi distributed caching di Go menggunakan Redis, singleflight untuk mencegah cache stampede, dan teknik cache invalidation. huud Wed, 02 Sep 2026 11:03:53 GMT https://kit.hanssn.workers.dev/blog/transactional-outbox-pattern-golang-microservices https://kit.hanssn.workers.dev/blog/transactional-outbox-pattern-golang-microservices Panduan arsitektur Transactional Outbox Pattern di Go untuk mengatasi masalah Dual-Write pada distributed systems dan microservices. huud Wed, 02 Sep 2026 11:03:44 GMT