https://cloudlena.ch Conference talks, podcast appearances, articles and open source from Lena Fuhrimann - cloud engineer, founder of bespinian, and public speaker on cloud-native, DevOps and Kubernetes topics. en Wed, 01 Jul 2026 00:00:00 GMT https://www.youtube.com/watch?v=PlD-uIW3M3o https://www.youtube.com/watch?v=PlD-uIW3M3o Wed, 01 Jul 2026 00:00:00 GMT Conference talk A practical walkthrough of running LLMs locally and on-prem - covering model selection, inference performance, and keeping sensitive data out of third-party hands. Given as an internal Tech Talk at Karakun. (Karakun Tech Talk · Basel) https://www.swiss-software-festival.ch/archive/swiss-software-festival-2026/program/tech-track-3-artificial-intelligence.html https://www.swiss-software-festival.ch/archive/swiss-software-festival-2026/program/tech-track-3-artificial-intelligence.html Mon, 01 Jun 2026 00:00:00 GMT Conference talk Why running your own LLM makes sense - both as a business decision and as a matter of data sovereignty. A practical look at self-hosted models, the tradeoffs versus managed APIs, and how to get started without a data center. (Swiss Software Festival 2026 · Basel) https://www.youtube.com/watch?v=MQDw05sokZk https://www.youtube.com/watch?v=MQDw05sokZk Mon, 01 Jun 2026 00:00:00 GMT Conference talk A panel on digital sovereignty at Cloud Native Zürich 2026 - exploring what it means for organizations to own their infrastructure, data, and AI stack in an era of hyperscaler dependency. (Cloud Native Zürich 2026 · Zürich) https://www.ch-open.ch/open-source-ai-conference-2026/ https://www.ch-open.ch/open-source-ai-conference-2026/ Fri, 01 May 2026 00:00:00 GMT Conference talk A practical walkthrough of running LLMs locally and on-prem - covering model selection, inference performance, and keeping sensitive data out of third-party hands. (Open Source AI Conference 2026 · Bern) https://www.netzwoche.ch/news/2026-05-22/so-kommt-fast-jeder-zu-einer-eigenen-ki https://www.netzwoche.ch/news/2026-05-22/so-kommt-fast-jeder-zu-einer-eigenen-ki Fri, 01 May 2026 00:00:00 GMT Article Netzwoche covers the second Open Source AI Conference in Bern - featuring speakers on open Swiss language models, AI ethics, and practical tools for running your own LLM without depending on big tech. (Netzwoche · Bern) https://www.youtube.com/watch?v=a4Rj04nmuO4 https://www.youtube.com/watch?v=a4Rj04nmuO4 Fri, 01 May 2026 00:00:00 GMT Conference talk A 5-minute, 20-slide Ignite take on adopting AI where it actually adds value - without creating chaos or risk. (DevOpsDays Zürich 2026 · Ignite · Zürich) https://www.youtube.com/watch?v=FD-8QWGV7Fs https://www.youtube.com/watch?v=FD-8QWGV7Fs Fri, 01 May 2026 00:00:00 GMT Podcast guest Clearing up the confusion around serverless - why it's a spectrum, not just FaaS, and why the real saving is engineering time, not the cloud bill. (Adventures in DevOps) https://www.youtube.com/watch?v=hldUjs4FPQQ https://www.youtube.com/watch?v=hldUjs4FPQQ Sun, 01 Mar 2026 00:00:00 GMT Podcast guest How bespinian grew to serve 100+ clients - the founding story, building a team, and lessons from running a cloud-native consultancy in Switzerland. (Let's Talk Podcast) https://www.youtube.com/watch?v=LUtaXaMs1zA https://www.youtube.com/watch?v=LUtaXaMs1zA Mon, 01 Dec 2025 00:00:00 GMT Conference talk From the December 2025 Kubernetes Community Days Suisse Romande at CERN - how to host LLMs on Kubernetes to keep data under your control. (KCD Suisse Romande · Genève, CERN · Genève) https://www.youtube.com/watch?v=IidP7UgWPc8 https://www.youtube.com/watch?v=IidP7UgWPc8 Mon, 01 Dec 2025 00:00:00 GMT Conference talk Panel discussion at Kubernetes Community Days Suisse Romande - exploring whether Kubernetes is the right platform for AI workloads, and how AI might change the way we operate Kubernetes. (KCD Suisse Romande · Genève, CERN · Genève) https://www.linkedin.com/posts/marc-fritsche_nicht-jedes-level-in-der-cloud-ist-einfach-activity-7401518295410995200-JAQ9 https://www.linkedin.com/posts/marc-fritsche_nicht-jedes-level-in-der-cloud-ist-einfach-activity-7401518295410995200-JAQ9 Mon, 01 Dec 2025 00:00:00 GMT Conference talk Guest lecture on cloud-native migration challenges and serverless best practices for the Cloud Development module at OST. (OST – Ostschweizer Fachhochschule · St. Gallen) https://bespinian.io/en/blog/tough-applications https://bespinian.io/en/blog/tough-applications Mon, 01 Dec 2025 00:00:00 GMT Article Building strong cloud applications around four ideas - Tolerance, Fortitude, Resilience and Adaptability. (bespinian.io/blog) https://www.meetup.com/devops-bern/events/310420966 https://www.meetup.com/devops-bern/events/310420966 Sat, 01 Nov 2025 00:00:00 GMT Conference talk Full house at bespinian HQ for DevOps Meetup Bern - a talk on where AI adoption actually adds value in engineering teams, without the hype. (DevOps Meetup Bern · Bern) https://bespinian.io/en/blog/llms-on-kubernetes https://bespinian.io/en/blog/llms-on-kubernetes Sat, 01 Nov 2025 00:00:00 GMT Article Deploying and managing large language models on Kubernetes - Ollama for simple setups, the vLLM Production Stack for high-traffic production. (bespinian.io/blog) https://bespinian.io/en/blog/level-up-your-serverless-game https://bespinian.io/en/blog/level-up-your-serverless-game Mon, 01 Sep 2025 00:00:00 GMT Article Avoiding common serverless pitfalls - logging, tracing, cold starts, security and deployment strategies. (bespinian.io/blog) https://www.youtube.com/watch?v=6qLR_8a4tkw https://www.youtube.com/watch?v=6qLR_8a4tkw Mon, 01 Sep 2025 00:00:00 GMT Conference talk What NixOS is, how it works, and the genuinely nice things you can do once your whole machine is declarative and reproducible. (Nine Internet Solutions · TechTalkThursday #25 · Zürich) https://www.swiss-software-festival.ch/archive/swiss-software-festival-2025/program/tech-track2-cloud-native.html https://www.swiss-software-festival.ch/archive/swiss-software-festival-2025/program/tech-track2-cloud-native.html Sun, 01 Jun 2025 00:00:00 GMT Conference talk A decade of building and running cloud-native and serverless systems - the patterns that held up, the mistakes worth avoiding, and what the industry got right and wrong along the way. (Swiss Software Festival 2025 · Basel) https://www.youtube.com/watch?v=kSzeBRlY7_I https://www.youtube.com/watch?v=kSzeBRlY7_I Tue, 01 Apr 2025 00:00:00 GMT Conference talk Playing through the ten levels of writing and deploying serverless apps - the challenges teams hit, and the best practices that get you past them. (DevOpsDays Zürich 2025 · Zürich) https://www.linkedin.com/posts/lena-fuhrimann_cloudnativecitizen-cloudnativesecurity-devsecops-activity-7298246282878312449-f48x https://www.linkedin.com/posts/lena-fuhrimann_cloudnativecitizen-cloudnativesecurity-devsecops-activity-7298246282878312449-f48x Sat, 01 Feb 2025 00:00:00 GMT Conference talk Live drawing instead of slides - juggling a microphone and drawing pen at the same time at my first Swiss Cyber Security Days. (Swiss Cyber Security Days · Bern) https://www.youtube.com/watch?v=Hf0eBEEL0Lk&t=2057 https://www.youtube.com/watch?v=Hf0eBEEL0Lk&t=2057 Fri, 01 Nov 2024 00:00:00 GMT Conference talk Busting serverless cost myths with real-world examples - how proactive cost monitoring, ARM architectures, and tools like AWS Lambda Power Tuning keep serverless from becoming a cost trap. (Haunted DevOps Meetup · Ergon Informatik · Zürich) https://www.linkedin.com/posts/lena-fuhrimann_cloudnativecitizen-berlin-aws-activity-7254398428917448705-s54n https://www.linkedin.com/posts/lena-fuhrimann_cloudnativecitizen-berlin-aws-activity-7254398428917448705-s54n Tue, 01 Oct 2024 00:00:00 GMT Conference talk A deep dive into how AWS Lambda and Fargate work under the hood, including a live demo of Firecracker - the microVM technology powering them. (Serverless Architecture Conference · Berlin) https://www.linkedin.com/posts/bespinian_cloudnativecitizen-rustlang-serverless-ugcPost-7253075642190057472-hHMy https://www.linkedin.com/posts/bespinian_cloudnativecitizen-rustlang-serverless-ugcPost-7253075642190057472-hHMy Tue, 01 Oct 2024 00:00:00 GMT Conference talk How Firecracker launches microVMs in under 100ms - and what that means for serverless Rust on AWS Lambda. (Rust Meetup · bespinian · Zürich) https://www.meetup.com/devops-basel/events/303214101/ https://www.meetup.com/devops-basel/events/303214101/ Tue, 01 Oct 2024 00:00:00 GMT Conference talk Efficient large-scale serverless deployment strategies using AWS Lambda Powertools at the relaunched DevOps Basel community meetup. (DevOps Basel Meetup · Basel) https://www.linkedin.com/posts/barnerjs-talks_eslint-meetup-javascript-ugcPost-7237385346924105728-jjdE https://www.linkedin.com/posts/barnerjs-talks_eslint-meetup-javascript-ugcPost-7237385346924105728-jjdE Sun, 01 Sep 2024 00:00:00 GMT Conference talk Best practices for building and operating serverless applications in TypeScript, with open-source workshop resources. (BärnerJS · Bern) https://www.linkedin.com/posts/bespinian_cloudnativecitizen-activity-7327624309642780672-zfdf https://www.linkedin.com/posts/bespinian_cloudnativecitizen-activity-7327624309642780672-zfdf Wed, 01 Nov 2023 00:00:00 GMT Conference talk Building resilient and reliable serverless applications on AWS - covering optimization strategies for performance and cost at the Cloud Natives Zurich meetup. (Cloud Natives Zurich · AWS · Zürich) https://www.linkedin.com/posts/bespinian_slacon-cloudnativecitizen-activity-7119975681777618945-ToaV https://www.linkedin.com/posts/bespinian_slacon-cloudnativecitizen-activity-7119975681777618945-ToaV Sun, 01 Oct 2023 00:00:00 GMT Conference talk Two contributions at SLACon Berlin: a talk busting serverless cost myths and an advanced serverless workshop. (SLACon · Berlin) https://www.youtube.com/watch?v=sk6j7_VFhSc https://www.youtube.com/watch?v=sk6j7_VFhSc Thu, 01 Jun 2023 00:00:00 GMT Conference talk A practical workflow for debugging workloads in Kubernetes without losing your mind - or your weekend. (Cloud Native Zürich · Zürich) https://github.com/cloudlena/nixfiles https://github.com/cloudlena/nixfiles Mon, 01 May 2023 00:00:00 GMT Open source My declarative, reproducible machine setup in Nix - the config behind the 'how my laptop became declarative' talk. (github.com/cloudlena/nixfiles) https://www.linkedin.com/feed/update/urn:li:activity:7003057535792390144 https://www.linkedin.com/feed/update/urn:li:activity:7003057535792390144 Tue, 01 Nov 2022 00:00:00 GMT Conference talk Building beautiful terminal UIs in Go using the charm.sh library suite. (Golang Bern · Puzzle ITC · Bern) https://www.linkedin.com/posts/lena-fuhrimann_serverless-activity-6987723173920133120-1A6_ https://www.linkedin.com/posts/lena-fuhrimann_serverless-activity-6987723173920133120-1A6_ Sat, 01 Oct 2022 00:00:00 GMT Conference talk Playing through the ten levels of writing and deploying serverless apps - the challenges teams hit, and the best practices that get you past them. (Serverless Architecture Conference · Berlin) https://bespinian.io/en/blog/api-contract-definitions https://bespinian.io/en/blog/api-contract-definitions Sat, 01 Oct 2022 00:00:00 GMT Article Technologies for defining service contracts - OpenAPI, GraphQL and gRPC - and keeping specification and implementation in sync. (bespinian.io/blog) https://bespinian.io/en/blog/gitops https://bespinian.io/en/blog/gitops Sun, 01 May 2022 00:00:00 GMT Article Combining Git and Infrastructure as Code to implement GitOps for both apps and infra - Argo CD for Kubernetes, Terraform for infrastructure. (bespinian.io/blog) https://belikegrace.ch/be-like-lena/ https://belikegrace.ch/be-like-lena/ Wed, 01 Dec 2021 00:00:00 GMT Article A profile and interview about my path into cloud software architecture, co-founding bespinian, and the intersection of technical expertise and creativity. (belikegrace.ch) https://bespinian.io/en/blog/infrastructure-as-code https://bespinian.io/en/blog/infrastructure-as-code Wed, 01 Dec 2021 00:00:00 GMT Article IaC principles and declarative infrastructure with Terraform, Packer and CloudFormation - versioning, testing and automation. (bespinian.io/blog) https://bespinian.io/en/blog/git-the-important-parts https://bespinian.io/en/blog/git-the-important-parts Fri, 01 Oct 2021 00:00:00 GMT Article Git best practices for teams - commit messages, Gitflow vs GitHub Flow, pull requests and hooks to enforce conventions. (bespinian.io/blog) https://www.linkedin.com/posts/lena-fuhrimann_our-serverless-workshop-with-lena-fuhrimann-activity-6846787142279036928-vjxG https://www.linkedin.com/posts/lena-fuhrimann_our-serverless-workshop-with-lena-fuhrimann-activity-6846787142279036928-vjxG Wed, 01 Sep 2021 00:00:00 GMT Conference talk Hands-on serverless workshop at Swiss Cloud Native Day, co-facilitated with Gabriel Koch and Mathis Kretz. (Swiss Cloud Native Day · Bern) https://bespinian.io/en/blog/installing-arch-linux-on-uefi-with-full-disk-encryption https://bespinian.io/en/blog/installing-arch-linux-on-uefi-with-full-disk-encryption Mon, 01 Mar 2021 00:00:00 GMT Article A concise step-by-step guide to installing Arch Linux on UEFI systems with LUKS full-disk encryption. (bespinian.io/blog) https://bespinian.io/en/blog/efficient-navigation-in-vim https://bespinian.io/en/blog/efficient-navigation-in-vim Wed, 01 Jul 2020 00:00:00 GMT Article Moving around Vim efficiently - movement keys, search techniques and a few plugins that boost your editing speed. (bespinian.io/blog) https://bespinian.io/en/blog/run-a-crypto-trading-bot-on-cloud-foundry https://bespinian.io/en/blog/run-a-crypto-trading-bot-on-cloud-foundry Fri, 01 Dec 2017 00:00:00 GMT Article Deploying Zenbot, an open-source cryptocurrency trading bot, to Cloud Foundry to automate trading strategies on platforms like GDAX. (bespinian.io/blog) https://bespinian.io/en/blog/run-wordpress-on-cloud-foundry https://bespinian.io/en/blog/run-wordpress-on-cloud-foundry Tue, 01 Aug 2017 00:00:00 GMT Article Deploying WordPress on Cloud Foundry with externalized S3 file storage to handle media uploads in a cloud-native way. (bespinian.io/blog) https://bespinian.io/en/blog/run-docker-registry-on-cloud-foundry https://bespinian.io/en/blog/run-docker-registry-on-cloud-foundry Tue, 01 Aug 2017 00:00:00 GMT Article A private Docker Registry on Cloud Foundry using S3 for storage and Redis for caching to securely manage your container images. (bespinian.io/blog) https://bespinian.io/en/blog/run-ghost-on-cloud-foundry https://bespinian.io/en/blog/run-ghost-on-cloud-foundry Sat, 01 Jul 2017 00:00:00 GMT Article Deploying Ghost, a modern Node.js blogging platform, on Cloud Foundry with MariaDB and optional S3 storage for media files. (bespinian.io/blog) https://bespinian.io/en/blog/docker-for-local-development https://bespinian.io/en/blog/docker-for-local-development Thu, 01 Jun 2017 00:00:00 GMT Article Using Docker to spin up and tear down backend services for local development - keeping your machine clean and your workflows efficient. (bespinian.io/blog) https://github.com/cloudlena/clong https://github.com/cloudlena/clong Sat, 01 Apr 2017 00:00:00 GMT Open source A fun multiplayer game: players swipe on their phones to launch balls at targets on a shared big screen, with a live scoreboard. (github.com/cloudlena/clong) https://bespinian.io/en/blog/manage-buckets-on-cloud-foundry-s3-services https://bespinian.io/en/blog/manage-buckets-on-cloud-foundry-s3-services Wed, 01 Mar 2017 00:00:00 GMT Article Creating and managing S3 buckets on Cloud Foundry using s3cmd or the open-source S3 Manager application. (bespinian.io/blog) https://bespinian.io/en/blog/blue-green-deployment-on-cloud-foundry https://bespinian.io/en/blog/blue-green-deployment-on-cloud-foundry Thu, 01 Dec 2016 00:00:00 GMT Article Zero-downtime updates and safe rollbacks on Cloud Foundry using a simple shell script. (bespinian.io/blog) https://github.com/cloudlena/s3manager https://github.com/cloudlena/s3manager Thu, 01 Dec 2016 00:00:00 GMT Open source A web GUI written in Go to manage S3 buckets from any provider - list, upload, download and delete objects. Runs as a tiny container, deploys anywhere. (github.com/cloudlena/s3manager) https://bespinian.io/en/blog/run-piwik-on-cloud-foundry https://bespinian.io/en/blog/run-piwik-on-cloud-foundry Tue, 01 Nov 2016 00:00:00 GMT Article Deploying Piwik, an open-source analytics platform, on Cloud Foundry as a self-hosted alternative to Google Analytics. (bespinian.io/blog) https://bespinian.io/en/blog/configure-front-end-apps-with-environment-variables-on-cloud-foundry https://bespinian.io/en/blog/configure-front-end-apps-with-environment-variables-on-cloud-foundry Tue, 01 Nov 2016 00:00:00 GMT Article Configuring static front-end apps on Cloud Foundry via environment variables exposed through an nginx HTTP endpoint. (bespinian.io/blog) https://bespinian.io/en/blog/cloud-foundry-route-services https://bespinian.io/en/blog/cloud-foundry-route-services Sat, 01 Oct 2016 00:00:00 GMT Article Using Route Services to add authentication, rate limiting or logging at the route level before requests reach your app. (bespinian.io/blog) https://bespinian.io/en/blog/observables-with-angular-and-feathers https://bespinian.io/en/blog/observables-with-angular-and-feathers Tue, 01 Mar 2016 00:00:00 GMT Article Angular services that consume Feathers WebSocket APIs using RxJS Observables for real-time, reactive data streams. (bespinian.io/blog) https://bespinian.io/en/blog/run-a-cicd-server-on-cloud-foundry https://bespinian.io/en/blog/run-a-cicd-server-on-cloud-foundry Mon, 01 Feb 2016 00:00:00 GMT Article Deploying Strider, an open-source CI/CD server, on Cloud Foundry to test, build and deploy your apps on every git push. (bespinian.io/blog)