Profilbild von Florian Kasper Software Development Professional with Expertise in Site Reliability Engineering aus Sengenthal

Florian Kasper

nicht verfügbar bis 31.07.2024

Letztes Update: 02.06.2024

Software Development Professional with Expertise in Site Reliability Engineering

Firma: Florian Kasper
Abschluss: nicht angegeben
Stunden-/Tagessatz: anzeigen
Sprachkenntnisse: Deutsch (Muttersprache) | Englisch (verhandlungssicher)

Dateianlagen

cv-de_260324.pdf
cv-en_260324.pdf

Skills

Innovative Cloud-Native Developer and DevOps Engineer with extensive experience working in the design and implementation of complex IT systems. Possess in-depth understanding of various system architecture and software delivery processes. Excellent project manager well-versed in engaging with strategic customers to accelerate the delivery of mission-critical projects, as well as recommend best-practice architectures in accordance with their long-term business objectives. Effective communicator adept at cultivating technical relationships with customers, and functioning as their trusted advisor. Proven ability to apply a systematic problem-solving approach in addressing bugs, optimizing code, and automating routine tasks.

Compute:Kubernetes with CRI-O, Docker, Kata, Fargate, ECS, AWS Lambda, Linux, Windows, MacOS Hosts

Observability:Prometheus, EFK-Stack (Elasticsearch, Fluentd, Kibana), Datadog, Grafana 

Infrastructure as Code (IaC):Cloudformation, Terraform, AWS CDK, Azure ARM, Ansible, Puppet 

Cloud Providers:Amazon Web Services (AWS), Google Cloud Platform, Microsoft Azure

Programming Languages:Go, Python, Typescript, JavaScript, ESnext, Ruby, PHP, Java, SQL

Databases:MySQL, PostgreSQL, Cassandra, Elasticsearch, Redis

OS:Linux (Debian, RHEL, CentOS, Ubuntu, Arch and Alpine), OSX, Windows

Protocols:HTTP, Protobuf, SMTP, GRPC, Kafka, WebRTC, XMPP, JSONschema

Methodologies:Git, Scrum, Kanban, Test-Driven-Development (TDD)

Frameworks/Test Suites:Go test, Kubebuilder, React.JS, Node.JS, Ruby on Rails, Mocha, Jest, Prometheus

Projekthistorie

07/2020 - bis jetzt
Site Reliability Engineer
Baxter International (Pharma und Medizintechnik, >10.000 Mitarbeiter)

- Established reliable operation of 3 - AKS - kubernetes clusters in a development team of 400 developers, previously only accustomed to on premise deployments.
- Migrated 25 java-based apps to containers, automated github workflows and helm deployments for lifecycle management. This decreased the lead and deploy time for software changes from multiple hours to a maximum of 5 minutes.
- Migrated the company’s source code management system with 230 repositories from Bitbucket to GitHub enterprise. Strengthened security through the use of SAML, 2-factor authentication and SCIM based user provisioning.
- Created tools in go and typescript for engineering managers to self manage their team members and to enable role based access control for each of these applications within Azure AD.

01/2019 - bis jetzt
Dev-Ops Engineer and SRE
EnBW Energie Baden-Württemberg AG (Energie, Wasser und Umwelt, 1000-5000 Mitarbeiter)

- Design and develop system to automatically update all linux servers in the companies backend networks in regular intervals.
- Develop a headless (automated) command execution engine, which can run commands on remote servers securely.
- With custom-built go tooling, a bare-metal kubernetes cluster could be deployed in under 2 minutes compared to the previous time of 30 minutes when using kubespray. The kubernetes components are deployed in an existing kubernetes cluster, once per sub-cluster.
- Design and configure runtime security software for attack detection during the runtime of a linux process.

05/2018 - bis jetzt
System Architect and Site Reliability Engineer
Juratherm GmbH (Industrie und Maschinenbau, 50-250 Mitarbeiter)

- Infrastructure automation
- Concept and Realisation of the general infrastructure
- Design and integrate Backup and Desaster recovery plans

08/2022 - 01/2023
Site Reliability Engineer
ADB Safegate (Transport und Logistik, 500-1000 Mitarbeiter)

- Designed and enhanced a standardized deployment pipeline for quickly deploying kubernetes clusters with a standardized setup across different environments, platforms and infrastructure
- Support and guide the in-house development team with kubernetes training and scalable and fault-tolerant architecture patterns

06/2019 - 08/2022
Platform Engineer
Scout24 AG (Internet und Informationstechnologie, 1000-5000 Mitarbeiter)

- Built a kubernetes custom resource and controller in go, which offers a single, standardized interface for metrics, alerts, automatic scaling and user-facing communication endpoints. This decreased the deployment time from an average of 15 minutes to a mere 3 minutes and unrecoverable deployment failures, from an average of 1% to below 0.1%.
- Built automatic backup and restore pipelines for 5 clusters using velero. By building a custom UI, this process wraps the velero custom resources and allows for services to be moved across clusters in under 1 minute, well within the 1 hour RTO.
- During the process of carve-out, I participated in - 150 services (of the back then 600 services) were moved - without downtime - including relational databases, kubernetes controllers and resources.

11/2019 - 04/2020
Fullstack Developer and Platform Engineer
AutoScout24 GmbH (Internet und Informationstechnologie, 500-1000 Mitarbeiter)

- Develop React.JS for an online car selling platform
- Support with organising and executing an organisational carve-out
- Develop multiple kubernetes controllers, platform infrastructure, disaster recovery and security policies from scratch

03/2016 - 12/2019
Software Developer and Site Reliability Engineer
seven point.media GmbH (Internet und Informationstechnologie, 10-50 Mitarbeiter)

- Build a cash registry and client management system for fitness centers in React.JS, which is used by 600 clients in 10 countries.
- Build and maintain a platform product on AWS/EKS for enabling developers easy build and deploy to their PHP app in < 5min.

01/2018 - 06/2019
Software Developer
100 days Software Projects GmbH (Internet und Informationstechnologie, < 10 Mitarbeiter)

- Develop an office solution for SMB
- Develop and design an E-commerce app from scratch
- Concept, Architectural-Design and development of a password manager
- Concept and Realisation of a Hosting and CI infrastructure
- Concept, Development of a Google-Drive like storage solution
- Concept, Development of a thumbnail generator

01/2015 - 12/2016
Site Reliability Engineer
Corscience GmbH & Co. KG (Pharma und Medizintechnik, 50-250 Mitarbeiter)

- Care, maintenance and servicing of the company's internal server landscape
- Design and development of in-house software applications
- Consolidate 20 in-house web services into a docker

03/2016 - 06/2016
React.JS Coaching
ERAMON GmbH (Internet und Informationstechnologie, 10-50 Mitarbeiter)

- Coach developers on React
- Integrating React into the company's legacy software platform

03/2015 - 06/2016
Software Architect and Developer
VATC Technologies Inc. (Öffentlicher Dienst, 50-250 Mitarbeiter)

- Design and architecture of a platform for secure storage and analysis of biometric data sets
- Design and architecture of a platform for automated aggregation and evaluation of activities in social networks

06/2014 - 12/2014
Software Developer
Jacor Online Marketing (Internet und Informationstechnologie, < 10 Mitarbeiter)

- Development of an application to evaluate images and rate them

Reisebereitschaft

Verfügbar in den Ländern Deutschland
Telefonisch erreichbar Freitags von 09:30 bis 15:00 Uhr. +49 (1516) 7522873

Sonstige Angaben

Github: https://github.com/nirnanaaa
Profilbild von Florian Kasper Software Development Professional with Expertise in Site Reliability Engineering aus Sengenthal Software Development Professional with Expertise in Site Reliability Engineering
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