freiberufler DevOps Engineer auf freelance.de

DevOps Engineer

offline
  • 75€/Stunde
  • 16515 Oranienburg
  • Weltweit
  • en  |  de
  • 17.07.2024

Kurzvorstellung

DevOps Engineer (9 years) with experience with Data-intensive architectures.

Thrives in dynamic environments, and communicates effectively in English and German.
Proficient in Python, Terraform, Docker; Kubernetes, GitHub and AWS

Qualifikationen

  • Amazon Web Services (AWS)4 J.
  • Apache Kafka2 J.
  • DevOps (allg.)1 J.
  • Docker1 J.
  • Incident-Management1 J.
  • Internet of Things (IoT)5 J.
  • Linux Entwicklung
  • Microsoft Azure3 J.
  • Python8 J.
  • Solution Architektur

Projekt‐ & Berufserfahrung

DevOps Engineer
Jillionpay, Berlin
11/2023 – offen (1 Jahr, 1 Monat)
Finanzdienstleister
Tätigkeitszeitraum

11/2023 – offen

Tätigkeitsbeschreibung

◦ Terraform and GitOps Designed and deployed Staging and Production environments on AWS using Terraform
with GitOps principles. Also managed permissions to AWS infrastructure declaratively, using Terraform.
◦ CI/CD and Automation Built several GitHub Actions pipelines for general jobs i.e. deploying infrastructure to
AWS, quality checks with SonarQube, code linting, testing, building images for microservices and pushing artefacts
to AWS ECR. Implemented GitHub Actions runners on Kubernetes for secure task handling.
◦ Kubernetes and Optimization Deployed Argocd to manage deployments on AWS EKS. Improved Kubernetes
cluster resilience with process capacity reservations, pod priority classes, eviction policies, and resource requests
and limits enforcement using admission control.
◦ Observability and Monitoring Deployed OpenTelemetry for automated service instrumentation, metric
collection, and log aggregation. Deployed Datadog Operator and agent for comprehensive logging, monitoring and
alerting.
◦ Self-Service Platform Development Implemented self-service jobs to automate repetitive tasks for engineers
like creating infrastructure for new services, manage secrets on AWS, deploy new workloads on K8s etc.
◦ Deployment and Configuration Developed Helm charts for internal and external service deployments e.g. Gloo,
Oathkeeper, Opentelemetry, Datadog
◦ VPN and Access Control Configured Pritunl for site-to-site to connect to aws resources from anywhere. Used
declarative access control for developers and infrastructure teams.

Eingesetzte Qualifikationen

DevOps (allg.), Incident-Management, Python, Amazon Web Services (AWS)

Solutions Architect (Festanstellung)
Relayr GmbH, Berlin
6/2022 – 6/2023 (1 Jahr, 1 Monat)
High-Tech- und Elektroindustrie
Tätigkeitszeitraum

6/2022 – 6/2023

Tätigkeitsbeschreibung

I led the architecture and development of a robust platform that enables subscription-based access to industrial equipment, leveraging machine data including telemetry, usage, and service information. In addition, I successfully managed a high-performing team responsible for delivering a data product centered around machine usage analytics.

My contributions extended to enhancing the Azure infrastructure codebase, where I implemented microservices and Azure Functions to efficiently process machine events.

Eingesetzte Qualifikationen

Docker, Internet of Things (IoT), Microsoft Azure, Python

Solutions Architect
Gropyus GmbH, Berlin
6/2022 – 12/2022 (7 Monate)
Wohnungswirtschaft
Tätigkeitszeitraum

6/2022 – 12/2022

Tätigkeitsbeschreibung

As a consulting Solutions Architect, I played a key role in architecting and scoping an IoT platform for monitoring
Viessmann HVAC and solar equipment in residential buildings constructed by Gropyus. I designed the platform’s
architecture, including a local rule engine on the gateway, and oversaw the installation, onboarding, and testing of
IoT gateways at construction sites. My contribution ensured optimal performance and energy efficiency of the
equipment, enhancing the monitoring capabilities of the system

Eingesetzte Qualifikationen

Microsoft Azure, Internet of Things (IoT), Solution Architektur

Solutions Architect
Ecospray, Harrison, Ohio
6/2022 – 12/2022 (7 Monate)
Maschinen-, Geräte- und Komponentenbau
Tätigkeitszeitraum

6/2022 – 12/2022

Tätigkeitsbeschreibung

As a consulting Solutions Architect, I worked on IoT infrastructure to monitor and control SO2 scrubbers on shipping vessels for Ecospray, resulting in a 10% reduction in vessel fuel cost. As part of the engagement, I worked with the team to create the architecture design, detailed documentation including architecture decision records (ADRs), break it down to epics and estimate it.

Eingesetzte Qualifikationen

Internet of Things (IoT), Microsoft Azure, Solution Architektur

Solutions Architect
Cincinnati Inc., Berlin
5/2022 – 12/2022 (8 Monate)
Maschinen-, Geräte- und Komponentenbau
Tätigkeitszeitraum

5/2022 – 12/2022

Tätigkeitsbeschreibung

I spearheaded a series of effective requirement gathering sessions and architecture design workshops, collaborating closely with client engineers. As a result, I designed a comprehensive IoT stack specifically tailored to monitor the health and utilization of Cincinnati Press Brakes and Laser Cutting Machines.

As part of the development team, I successfully executed a proof of concept that collected machine usage dat a to enable usage based billing. Additionally, I conducted extensive analysis of machine data, unveiling valuable usage patterns and insights.

Eingesetzte Qualifikationen

Linux Entwicklung, Python, Microsoft Azure, Internet of Things (IoT)

Solutions Architect
Franz, Berlin
1/2020 – 8/2022 (2 Jahre, 8 Monate)
IT & Entwicklung
Tätigkeitszeitraum

1/2020 – 8/2022

Tätigkeitsbeschreibung

I had the privilege of leading a talented team of hardware, firmware, edge, back-end, and front-end engineers in
creating Franz an exciting IoT solution that monitors lifts across North America. In less than 6 months, we
successfully delivered a fully functional MVP, which is now actively deployed and overseeing the operations of over
900 lifts.
My specific contributions focused on developing the application on edge gateways and microservices responsible for
processing lift events. By ensuring smooth data flow and optimal system performance, I played a key role in making
Franz an effective and reliable solution

Eingesetzte Qualifikationen

Apache Kafka, Python, Microsoft Azure, Internet of Things (IoT)

Solutions Engineer and later Technical Lead (Festanstellung)
Lift Guardian, Berlin
7/2018 – 12/2019 (1 Jahr, 6 Monate)
IT & Entwicklung
Tätigkeitszeitraum

7/2018 – 12/2019

Tätigkeitsbeschreibung

As the Technical Lead, I led a cross-functional IoT team in the successful development of Lift Guardian, a
comprehensive lift monitoring system. This involved designing and implementing various components such as sensors,
a purpose-built gateway, microservices, a dashboard, and a mobile app. I played a significant role in the architectural design, project planning, and application-layer software development on the gateway. In addition to overseeing the hardware development process, I actively participated in installation testing and onboarding activities. This project allowed me to transition from the role of a Solution Engineer to the position of Technical Lead, demonstrating my ability to lead and contribute to complex IoT projects.

Eingesetzte Qualifikationen

Postgresql, Embedded Linux, Python, Amazon Web Services (AWS), Internet of Things (IoT)

Software Engineer (Festanstellung)
Colormass GmbH, Berlin
7/2017 – 4/2018 (10 Monate)
IT & Entwicklung
Tätigkeitszeitraum

7/2017 – 4/2018

Tätigkeitsbeschreibung

I streamlined rendering processes and achieved a significant reduction in image render times by orchestrating cloud
infrastructure, building APIs. I created a user-friendly 3D scene editing tool using Angular and TypeScript, making
it faster for designers to set up 3D scenes.

Eingesetzte Qualifikationen

3Ds Max, Google Cloud, Python, Typescript

Software Engineer (Festanstellung)
Yotascale Inc., Palo Alto
8/2015 – 6/2017 (1 Jahr, 11 Monate)
IT & Entwicklung
Tätigkeitszeitraum

8/2015 – 6/2017

Tätigkeitsbeschreibung

I designed and constructed a data pipeline on AWS to analyze cost and utilization data. Additionally, I contributed
to dashboards utilizing Angular, Highcharts, and Flask microservices. To ensure seamless deployment of
microservices, I implemented a continuous delivery pipeline. Notably, I created a customizable dashboard component
to quickly deliver purpose-built dashboards to clients.
Stack: Typescript, Angular, Python, Scala, Flask-Microservices, AWS: Kinesis, Redshift, RDS, Lambda, EC2, S3

Eingesetzte Qualifikationen

Amazon Web Services (AWS), Angular, Python, Scala, Typescript

Ausbildung

BE Software Engineering
Ausbildung
National University of Science & Technology
2015

Über mich

Erfahrener Ingenieur mit Schwerpunkt auf DevOps. Ich habe verschiedene internationale Teams geleitet, um komplexe industrielle Herausforderungen zu bewältigen. Meine technischen Fachkenntnisse umfassen das Design und die Verwaltung von Cloud-Infrastrukturen mit DevOps-Praktiken wie:

- Infrastruktur als Code (IaC)
- Continuous Integration & Continuous Delivery (CI/CD)
- Softwareentwicklung mit Python, Postgres, Kafka, MQTT und Buildroot.

Ich habe Kenntnisse sowohl in Azure als auch in AWS-Diensten, was es mir ermöglicht, das Beste aus beiden Plattformen zu nutzen, um robuste und skalierbare Lösungen zu liefern.

Ich bin erfahren in Python, Flask-Microservices, Postgres, Kafka, MQTT, Terraform, Docker, Azure (API-Management, EventHubs, Functions, Digital Twins, IoT Central, IoT Edge, IoT Hub) und AWS (EC2, S3, RDS, Lambda, Kinesis, Redshift).

Weitere Kenntnisse

Python, Flask-Microservices, Postgres, Kafka, MQTT, Terraform, Docker, Azure (API Management, EventHubs, Functions, Digital Twins, IoT Central, IoT Edge, IoT Hub), and AWS (EC2, S3, RDS, Lambda, Kinesis, Redshift).

Persönliche Daten

Sprache
  • Englisch (Muttersprache)
  • Deutsch (Gut)
Reisebereitschaft
Weltweit
Arbeitserlaubnis
  • Europäische Union
Home-Office
bevorzugt
Profilaufrufe
556
Berufserfahrung
10 Jahre und 6 Monate (seit 05/2014)
Projektleitung
3 Jahre

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