Cloud Solution Architecture & Development (AWS, Azure, GCP), Front- & Backend Development, DevOps, AI Engineering, Data Science & Engineering
Aktualisiert am 07.08.2024
Profil
Mitarbeiter eines Dienstleisters
Remote-Arbeit
Verfügbar ab: 07.08.2024
Verfügbar zu: 100%
davon vor Ort: 10%
Skill-Profil eines fest angestellten Mitarbeiters des Dienstleisters
Deutsch
Muttersprache
Englisch
Verhandlungssicher
Französisch
Grundkenntnisse
Spanisch
Grundkenntnisse

Einsatzorte

Einsatzorte

Fulda (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

2 Monate
2024-07 - 2024-08

AI Writing Assistant

AI Engineer, Backend Developer, DevOps Python TypeScript JavaScript
AI Engineer, Backend Developer, DevOps
  • Conceptualization
  • Architecture consultation
  • Fullstack Development
  • Prompt Engineering
  • Azure DevOps
Azure OpenAI GPT React Next.js Terraform FastAPI
Python TypeScript JavaScript
10 Monate
2023-09 - 2024-06

Cloud Transformation & Document Management

Cloud Solution Architect AWS Google Cloud Java ...
Cloud Solution Architect

  • Structured architecture analysis of the status quo
  • Identification of risks and potentials
  • Development of a target architecture and detailed planning of the transformation process under consideration of complex system requirements
  • General cloud consulting and training 

Doxis4 Spring Boot Docker Kubernetes GitHub Actions REST
AWS Google Cloud Java Terraform
1 Jahr
2022-10 - 2023-09

Microservices & Document Management

Fullstack-Developer, DevOps, Cloud Solution-Architect AWS Java Terraform
Fullstack-Developer, DevOps, Cloud Solution-Architect

  • Design and detailed planning of the AWS-based native cloud architecture
  • Technical coordination of development phases
  • Test management
  • Implementation of Spring Boot REST API
  • Implementation of AWS Lambda functions based on Java
  • Implementation and Maintenance of and AWS cloud infrastructure via Infrastructure as Code and Terraform  

Spring Boot Docker GitHub Actions REST
AWS Java Terraform
7 Monate
2022-04 - 2022-10

Business Process Automation

DevOps & Fullstack Developer AWS Java BPMN ...
DevOps & Fullstack Developer

  • Support for business and technical modeling of business processes using BPMN and DMN
  • Automation of business processes using Camunda embedded in a Spring Boot / Java project
  • Planning and implementation of interfaces and backend processes in the AWS cloud (SNS/SQS)
  • Implementation of an own Camunda frontend based on mockups with Vue.JS and GraphQL
  • Infrastructure as Code (IaC) with Terraform
  • Technical coordination of development phases
  • Test Management 

Spring Boot Camunda Vue.js GraphQL GitHub Actions Docker
AWS Java BPMN DMN TypeScript Terraform
1 Monat
2022-08 - 2022-08

KeyCloak Demo Project

Backend Developer Java
Backend Developer
  • Demonstrate how to set up a Spring Boot project for the usage of KeyCloak 
Spring Boot Keycloak
Java
1 Monat
2022-07 - 2022-07

Corporate Website

Fullstack Developer Java HTML CSS ...
Fullstack Developer
  • Implemented a corporate website with functionality to interactively fill out a governmental application form   
Spring Boot Thymeleaf jQuery PostgreSQL
Java HTML CSS JavaScript SQL
2 Monate
2022-06 - 2022-07

Vaadin Demo Project

Fullstack Developer Java
Fullstack Developer

  • Demonstrate how to set up a Spring Boot project with Vaadin
  • Implemented a few required features   

Vaadin Spring Boot
Java
2 Monate
2022-05 - 2022-06

Transport Cost Calculation

Fullstack Developer Java SQL JavaScript ...
Fullstack Developer

  • Design and implement a web-based application for transport cost calculation in various currencies
  • Teach customer in the process   

Spring Boot Thymeleaf jQuery PostgreSQL
Java SQL JavaScript HTML CSS
1 Monat
2022-05 - 2022-05

Ride Sharing Application

Fullstack Developer Java SQL
Fullstack Developer
  • Design and implement a web-based application for ride sharing transforming a pseudo-coded algorithm into actual code
Spring Boot PostgreSQL
Java SQL
9 Monate
2021-08 - 2022-04

Cloud-based web crawling and analytics

Fullstack Developer Google Cloud Python PowerShell
Fullstack Developer

  • Planned and implemented automatic crawling of an e-commerce web shop
  • Planned and implemented further analytics of the crawling results based on GCP Cloud Functions 

ScreamingFrog SEO Spider
Google Cloud Python PowerShell
1 Monat
2022-03 - 2022-03

Event Dashboard

Fullstack Developer Java SQL TypeScript ...
Fullstack Developer

  • Design and implement a web-based event dashboard
  • Add various features like searching, filtering and sorting
  • Implemented caching strategies 

Spring Boot PostgreSQL Angular
Java SQL TypeScript HTML CSS
1 Jahr 1 Monat
2020-08 - 2021-08

Diverse Data Science Projects

Data Scientist Python
Data Scientist

  • Marketing-Mix-Modeling
  • Recommendation Engine
  • A/B Testing 

Pandas Numpy Matplotlib Statsmodels
Python
9 Monate
2019-12 - 2020-08

Android Shopping App

App Developer Kotlin
App Developer

  • Further Development of the companies Android native shopping app

  • Planning, Design and Implementation of new features  

Android Jetpack Compose
Kotlin
5 Monate
2019-08 - 2019-12

Internal Reporting System

Fullstack Developer Java
Fullstack Developer

  • Further Development of the companies internal reporting system
  • Planning, Design and Implementation of new features  

Spring Boot Vaadin Teradata Elastic Search Logstash Kibana Splunk
Java
1 Jahr 1 Monat
2018-08 - 2019-08

Internal Purchasing System

Fullstack Developer Java
Fullstack Developer

  • Further Development of the companies internal purchasing system
  • Planning, Design and Implementation of new features  

Spring Boot Vaadin Oracle
Java
11 Monate
2016-08 - 2017-06

Diverse Web-Development Projects

Fullstack Developer HTML CSS JavaScript ...
Fullstack Developer

  • Planning, design and implementation of diverse corporate websites utilizing Joomla CMS system
  • Development of responsive templates for Joomla CMS system  

Joomla
HTML CSS JavaScript PHP

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre
2022-10 - 2024-09

M.Sc. Applied Data Science (? 1,5)

NORDAKADEMIE Graduate School, Hamburg
NORDAKADEMIE Graduate School, Hamburg

  • Master?s thesis on ?Rethinking software engineering from a generative AI perspective - Developing a strategic framework for harnessing underutilized potentials?
  • Master?s project on "Impact of generative AI on the consulting industry"
  • Study modules include Data Science Project Management, Sustainable Business Practices, Statistical Methods, Data Mining, Data Management, AI, Machine Learning, Multivariate Data Analysis, Text Analytics, AI Ethics and Reporting & Visualization.
  • Individual specialization in generative AI

3 Jahre 9 Monate
2018-08 - 2022-04

B.Sc. Applied Informatics (? 1,7)

NORDAKADEMIE Hochschule der Wirtschaft, Elmshorn
NORDAKADEMIE Hochschule der Wirtschaft, Elmshorn

  • Bachelor?s thesis on ?Conception of a green IT strategy for the procurement, use and operation of IT end devices in the workplace?
  • Study modules included Advanced Mathematics, Practical and Theoretical Computer Science, Databases, Software Development, Software Quality, Software Architecture, Usability, IT Security, Web Development and IT Project Management
  • Individual specialization in Software Engineering, Software Architecture and Green IT

2 Jahre 1 Monat
2016-08 - 2018-08

Specialised baccalaureate in information technology (? 1,2)

Konrad Zuse Schule, Hünfeld
Konrad Zuse Schule, Hünfeld

  • Subjects included Computer Technology, Programming, Networks, Databases, Software Development, and Practical Projects.
  • Included a one-year internship (three days per week) for practical experience and career orientation.

Position

Position

Niklas Witzel is a forward-thinking IT consultant with with a strong background as Cloud Solution Architect, Full-stack Developer and AI Engineer. His professional journey is highlighted by significant contributions to cloud transformation and web development projects as well as the advancement of generative AI technologies. Niklas' academic background in data science and his hands-on experience in agile environments underline his commitment to leveraging cutting-edge technology to foster innovation and efficiency.

Kompetenzen

Kompetenzen

Schwerpunkte

Java Development
Experte
Cloud Development
Experte
Cloud Solution Architecture
Experte
DevOps
Experte
Web Development
Experte
Generative AI
Fortgeschritten
Process Automation
Basics
App Development
Basics

Programmiersprachen

Java
Experte
Python
Experte
Kotlin
Fortgeschritten
JavaScript
Experte
TypeScript
Fortgeschritten
SQL
Fortgeschritten
HTML
Fortgeschritten
CSS
Fortgeschritten
Dart
Basics
R
Basics

Branchen

Branchen

Finance, E-Commerce, Journalism

Einsatzorte

Einsatzorte

Fulda (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

2 Monate
2024-07 - 2024-08

AI Writing Assistant

AI Engineer, Backend Developer, DevOps Python TypeScript JavaScript
AI Engineer, Backend Developer, DevOps
  • Conceptualization
  • Architecture consultation
  • Fullstack Development
  • Prompt Engineering
  • Azure DevOps
Azure OpenAI GPT React Next.js Terraform FastAPI
Python TypeScript JavaScript
10 Monate
2023-09 - 2024-06

Cloud Transformation & Document Management

Cloud Solution Architect AWS Google Cloud Java ...
Cloud Solution Architect

  • Structured architecture analysis of the status quo
  • Identification of risks and potentials
  • Development of a target architecture and detailed planning of the transformation process under consideration of complex system requirements
  • General cloud consulting and training 

Doxis4 Spring Boot Docker Kubernetes GitHub Actions REST
AWS Google Cloud Java Terraform
1 Jahr
2022-10 - 2023-09

Microservices & Document Management

Fullstack-Developer, DevOps, Cloud Solution-Architect AWS Java Terraform
Fullstack-Developer, DevOps, Cloud Solution-Architect

  • Design and detailed planning of the AWS-based native cloud architecture
  • Technical coordination of development phases
  • Test management
  • Implementation of Spring Boot REST API
  • Implementation of AWS Lambda functions based on Java
  • Implementation and Maintenance of and AWS cloud infrastructure via Infrastructure as Code and Terraform  

Spring Boot Docker GitHub Actions REST
AWS Java Terraform
7 Monate
2022-04 - 2022-10

Business Process Automation

DevOps & Fullstack Developer AWS Java BPMN ...
DevOps & Fullstack Developer

  • Support for business and technical modeling of business processes using BPMN and DMN
  • Automation of business processes using Camunda embedded in a Spring Boot / Java project
  • Planning and implementation of interfaces and backend processes in the AWS cloud (SNS/SQS)
  • Implementation of an own Camunda frontend based on mockups with Vue.JS and GraphQL
  • Infrastructure as Code (IaC) with Terraform
  • Technical coordination of development phases
  • Test Management 

Spring Boot Camunda Vue.js GraphQL GitHub Actions Docker
AWS Java BPMN DMN TypeScript Terraform
1 Monat
2022-08 - 2022-08

KeyCloak Demo Project

Backend Developer Java
Backend Developer
  • Demonstrate how to set up a Spring Boot project for the usage of KeyCloak 
Spring Boot Keycloak
Java
1 Monat
2022-07 - 2022-07

Corporate Website

Fullstack Developer Java HTML CSS ...
Fullstack Developer
  • Implemented a corporate website with functionality to interactively fill out a governmental application form   
Spring Boot Thymeleaf jQuery PostgreSQL
Java HTML CSS JavaScript SQL
2 Monate
2022-06 - 2022-07

Vaadin Demo Project

Fullstack Developer Java
Fullstack Developer

  • Demonstrate how to set up a Spring Boot project with Vaadin
  • Implemented a few required features   

Vaadin Spring Boot
Java
2 Monate
2022-05 - 2022-06

Transport Cost Calculation

Fullstack Developer Java SQL JavaScript ...
Fullstack Developer

  • Design and implement a web-based application for transport cost calculation in various currencies
  • Teach customer in the process   

Spring Boot Thymeleaf jQuery PostgreSQL
Java SQL JavaScript HTML CSS
1 Monat
2022-05 - 2022-05

Ride Sharing Application

Fullstack Developer Java SQL
Fullstack Developer
  • Design and implement a web-based application for ride sharing transforming a pseudo-coded algorithm into actual code
Spring Boot PostgreSQL
Java SQL
9 Monate
2021-08 - 2022-04

Cloud-based web crawling and analytics

Fullstack Developer Google Cloud Python PowerShell
Fullstack Developer

  • Planned and implemented automatic crawling of an e-commerce web shop
  • Planned and implemented further analytics of the crawling results based on GCP Cloud Functions 

ScreamingFrog SEO Spider
Google Cloud Python PowerShell
1 Monat
2022-03 - 2022-03

Event Dashboard

Fullstack Developer Java SQL TypeScript ...
Fullstack Developer

  • Design and implement a web-based event dashboard
  • Add various features like searching, filtering and sorting
  • Implemented caching strategies 

Spring Boot PostgreSQL Angular
Java SQL TypeScript HTML CSS
1 Jahr 1 Monat
2020-08 - 2021-08

Diverse Data Science Projects

Data Scientist Python
Data Scientist

  • Marketing-Mix-Modeling
  • Recommendation Engine
  • A/B Testing 

Pandas Numpy Matplotlib Statsmodels
Python
9 Monate
2019-12 - 2020-08

Android Shopping App

App Developer Kotlin
App Developer

  • Further Development of the companies Android native shopping app

  • Planning, Design and Implementation of new features  

Android Jetpack Compose
Kotlin
5 Monate
2019-08 - 2019-12

Internal Reporting System

Fullstack Developer Java
Fullstack Developer

  • Further Development of the companies internal reporting system
  • Planning, Design and Implementation of new features  

Spring Boot Vaadin Teradata Elastic Search Logstash Kibana Splunk
Java
1 Jahr 1 Monat
2018-08 - 2019-08

Internal Purchasing System

Fullstack Developer Java
Fullstack Developer

  • Further Development of the companies internal purchasing system
  • Planning, Design and Implementation of new features  

Spring Boot Vaadin Oracle
Java
11 Monate
2016-08 - 2017-06

Diverse Web-Development Projects

Fullstack Developer HTML CSS JavaScript ...
Fullstack Developer

  • Planning, design and implementation of diverse corporate websites utilizing Joomla CMS system
  • Development of responsive templates for Joomla CMS system  

Joomla
HTML CSS JavaScript PHP

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre
2022-10 - 2024-09

M.Sc. Applied Data Science (? 1,5)

NORDAKADEMIE Graduate School, Hamburg
NORDAKADEMIE Graduate School, Hamburg

  • Master?s thesis on ?Rethinking software engineering from a generative AI perspective - Developing a strategic framework for harnessing underutilized potentials?
  • Master?s project on "Impact of generative AI on the consulting industry"
  • Study modules include Data Science Project Management, Sustainable Business Practices, Statistical Methods, Data Mining, Data Management, AI, Machine Learning, Multivariate Data Analysis, Text Analytics, AI Ethics and Reporting & Visualization.
  • Individual specialization in generative AI

3 Jahre 9 Monate
2018-08 - 2022-04

B.Sc. Applied Informatics (? 1,7)

NORDAKADEMIE Hochschule der Wirtschaft, Elmshorn
NORDAKADEMIE Hochschule der Wirtschaft, Elmshorn

  • Bachelor?s thesis on ?Conception of a green IT strategy for the procurement, use and operation of IT end devices in the workplace?
  • Study modules included Advanced Mathematics, Practical and Theoretical Computer Science, Databases, Software Development, Software Quality, Software Architecture, Usability, IT Security, Web Development and IT Project Management
  • Individual specialization in Software Engineering, Software Architecture and Green IT

2 Jahre 1 Monat
2016-08 - 2018-08

Specialised baccalaureate in information technology (? 1,2)

Konrad Zuse Schule, Hünfeld
Konrad Zuse Schule, Hünfeld

  • Subjects included Computer Technology, Programming, Networks, Databases, Software Development, and Practical Projects.
  • Included a one-year internship (three days per week) for practical experience and career orientation.

Position

Position

Niklas Witzel is a forward-thinking IT consultant with with a strong background as Cloud Solution Architect, Full-stack Developer and AI Engineer. His professional journey is highlighted by significant contributions to cloud transformation and web development projects as well as the advancement of generative AI technologies. Niklas' academic background in data science and his hands-on experience in agile environments underline his commitment to leveraging cutting-edge technology to foster innovation and efficiency.

Kompetenzen

Kompetenzen

Schwerpunkte

Java Development
Experte
Cloud Development
Experte
Cloud Solution Architecture
Experte
DevOps
Experte
Web Development
Experte
Generative AI
Fortgeschritten
Process Automation
Basics
App Development
Basics

Programmiersprachen

Java
Experte
Python
Experte
Kotlin
Fortgeschritten
JavaScript
Experte
TypeScript
Fortgeschritten
SQL
Fortgeschritten
HTML
Fortgeschritten
CSS
Fortgeschritten
Dart
Basics
R
Basics

Branchen

Branchen

Finance, E-Commerce, Journalism

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