Fullstack Entwickler mit Fokus auf Backend und Datenbanken
Aktualisiert am 01.01.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.03.2024
Verfügbar zu: 100%
davon vor Ort: 0%
ReactJS
Python
TypeScript
Angular
Cypress
Firebase
AWS
NX
MongoDB
Express
SQL
Vue.js
Jest
TensorFlow
Pytorch
Pandas
Flask
Mobile Apps
Azure
German
Native Proficiency
English
Full Professional Proficiency
Japanese
Professional Working Proficiency

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 Jahr 5 Monate
2023-05 - heute

Spotify Playlist Voting App

Full Stack Developer JavaScript Angular Cypress ...
Full Stack Developer
  • Contributed to a live voting App for Spotify playlists in a pair project

  • Fully covered Backend Testing with Unit Tests and Integration Tests using Jest

  • Covered whole user journey using E2E Testing with Cypress

  • Increased scalability and testability by restructuring Backend to modular services

JavaScript Angular Cypress Jest End-To-End-Test Unittest Integrationstest WebSocket
VibeVote
3 Monate
2023-06 - 2023-08

Microsoft Teams Message Extension

Full Stack Developer Javascript HTML CSS ...
Full Stack Developer
  • Developed and integrated a Full-Stack app into Microsoft Teams as a Message Extension, expanding client?s user potential to 270 million worldwide, capturing a substantial market share

  • Spearheaded the project as the primary developer, collaborating with the CTO for peer-reviews

  • Implemented organization-wide authentication via Microsoft Azure's delegated OAuth protocol, overcoming complexities through careful documentation review and proof-of-concept testing

  • Overcame infrastructure challenges by optimizing file structure and configuration files, ensuring seamless functionality and data access within the extension

Javascript HTML CSS Azure Microsoft Bot Framwork Node.js TypeScript
remote
2 Monate
2023-04 - 2023-05

Music Streaming Mobile App with Sound Manipulation

Full Stack Engineer React Native Websockets Youtube API ...
Full Stack Engineer
  • Developed a Mobile Music Streaming App using React Native and Websockets

  • Enhanced the App?s value by adding advanced functionality with audio pitch manipulation

React Native Websockets Youtube API JavaScript Webpack
Pitchify
Remote
2 Monate
2023-03 - 2023-04

AI-powered automation tool

Full Stack Developer JavaScript TypeScript Jest ...
Full Stack Developer
  • Built a highly customizable AI powered automation tool in a team of four developers

  • Managed setup of Cloud Architecture using Firebase coupled with Microservices with NX

  • Integrated seamless UI interactions, ensured efficient data transfer between states & database

  • Implemented Live Collaboration to enable multiple users to collaborate on one flow 

JavaScript TypeScript Jest Unittest Redux Google Cloud Platform Firebase ReactJS WebSocket
fluent.ai
1 Monat
2023-01 - 2023-01

Playlist Downloader Webapp

Python Flask Javascript ...
  • URL on request
Python Flask Javascript JQuery AWS Celery (async task queue) Selenium (Web Scraping) Web Server (Nginx WSGI)
Remote
1 Jahr 8 Monate
2021-05 - 2022-12

Data Science

Data Scientist Big Query dbt SQL ...
Data Scientist
  • Managed ETL processes & reimplemented Data Warehouse using dbt and BigQuery, reduced original database costs by more than 90%

  • Contributed to Microservices codebase coupled with Firebase Cloud Functions

  • Accelerated Customer Success workflow with Chatbot that responds to customer inquiries 

  • Leveraged Machine Learning tools to automate document screening and cut labour cost by 90%

Big Query dbt SQL Firebase Looker Studio Google Analytics TypeScript Angular Node.js Web Scraping NX Monorepo development Machine Learning Image Classification
Expresssteuer
Remote
1 Jahr 1 Monat
2020-09 - 2021-09

Research in Quality Science

Student Research Assistant in Data Science R Python Tensorflow/ Keras ...
Student Research Assistant in Data Science
  • Contributed to paper publications, created interactive content for congresses
  • Implemented MLOps: Automated workflow from statistical feature selection to model optimization
  • Tutored ~300 students in Data Analytics, graded final case study projects
R Python Tensorflow/ Keras Shiny Scikit-Learn Research & Development Deep Learning Regression
TU Berlin
Remote
11 Monate
2020-05 - 2021-03

Software Engineering

Freelance R Shiny Javascript ...
Freelance
  • Developed Urban Planning App to help users build fast prototypes in first product stage

  • Modelled several Machine Learning prototypes to classify music eras by their spectrographs

R Shiny Javascript Leaflet Python TensorFlow Scikit-Learn Keras Pytorch Pandas
Uflo
Remote
7 Monate
2019-09 - 2020-03

Internship

Operating System Engineer Bash Python Jira ...
Operating System Engineer
  • Implemented features in Bash & Python to improve usability of the internal OS for 3000 users
  • Improved security during OS installation by creating a verification step for untrusted software
Bash Python Jira Jenkins
Bosch
Singapore

Aus- und Weiterbildung

Aus- und Weiterbildung

3 Jahre 5 Monate
2018-04 - 2021-08

Study - Computational Engineering Science

Bachelor of Science, Technical University Berlin (Germany)
Bachelor of Science
Technical University Berlin (Germany)
  • Bachelor Thesis: on request

Position

Position

Software Engineer

Kompetenzen

Kompetenzen

Top-Skills

ReactJS Python TypeScript Angular Cypress Firebase AWS NX MongoDB Express SQL Vue.js Jest TensorFlow Pytorch Pandas Flask Mobile Apps Azure

Produkte / Standards / Erfahrungen / Methoden

Frontend
  • Web Scraping
  • Selenium
  • Websockets
  • Socket.io
  • GraphQL
  • E2E Testing
  • Cypress
  • UI kits
  • Bootstrap
  • JQuery
  • Flask
  • Module Bundler
  • Webpack

Backend
  • Serverless Development
  • Multiprocessing Database Management
  • MongoDB
  • ORMs
  • Prisma
  • Unit Testing
  • Integration Testing
  • Jest
  • Express
  • Koa

Data Science
  • Image Classification
  • Time Series Classification
  • Regression Analysis
  • Tensorflow
  • Keras
  • Pytorch
  • Scikit-Learn
  • Big Data Mining
  • ETL Processing
  • Pandas

Machine Learning
  • Tensorflow/Keras
  • Pytorch
  • Scikit-Learn
  • Image Classification
  • Time Series

Soft Skills
  • Workshops/ Presentation
  • Project Management
  • Agile Development
  • R&D

Architectural Development
  • Monorepo
  • Microservices
  • NX
  • Edge Computing
  • Firebase
  • AWS

Profile
  • Occasionally freelancing in Content Production
  • Travelled the world and lived in Japan for 2 years

EXPERIENCE

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: fluentAI, Berlin (Germany)
  • Built a highly customizable AI powered automation tool in a team of four developers
  • Managed setup of Cloud Architecture using Firebase coupled with Microservices with NX
  • Integrated seamless UI interactions, ensured efficient data transfer between states & database
  • Implemented Live Collaboration to enable multiple users to collaborate on one flow

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: VibeVote, Berlin (Germany)
  • Contributed to a live voting App for Spotify playlists in a pair project
  • Fully covered Backend Testing with Unit Tests and Integration Tests using Jest
  • Covered whole user journey using E2E Testing with Cypress
  • Increased scalability and testability by restructuring Backend to modular services

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: Pitchify, Berlin (Germany)
  • Developed a Mobile Music Streaming App using React Native and Websockets
  • Enhanced the App?s value by adding advanced functionality with audio pitch manipulation

2021 - 2022
Role: Data Scientist
Customer: Expresssteuer GmbH, remote
  • Managed ETL processes & reimplemented Data Warehouse using dbt and BigQuery, reduced original database costs by more than 90%
  • Contributed to Microservices codebase coupled with Firebase Cloud Functions
  • Accelerated Customer Success workflow with Chatbot that responds to customer inquiries
  • Leveraged Machine Learning tools to automate document screening and cut labour cost by 90%

2020 - 2021
Role: Software Engineer
Customer: Freelance (remote)
  • Developed Urban Planning App to help users build fast prototypes in first product stage
  • Modelled several Machine Learning prototypes to classify music eras by their spectrographs

2019 - 2020
Role: Operating System Engineer (Internship)
Customer: Bosch, Singapore
  • Implemented features in Bash & Python to improve usability of the internal OS for 3000 users
  • Improved security during OS installation by creating a verification step for untrusted software

Programmiersprachen

TypeScript
React
Vue.js
Python
R
SQL
Bash
Angular
React Native

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 Jahr 5 Monate
2023-05 - heute

Spotify Playlist Voting App

Full Stack Developer JavaScript Angular Cypress ...
Full Stack Developer
  • Contributed to a live voting App for Spotify playlists in a pair project

  • Fully covered Backend Testing with Unit Tests and Integration Tests using Jest

  • Covered whole user journey using E2E Testing with Cypress

  • Increased scalability and testability by restructuring Backend to modular services

JavaScript Angular Cypress Jest End-To-End-Test Unittest Integrationstest WebSocket
VibeVote
3 Monate
2023-06 - 2023-08

Microsoft Teams Message Extension

Full Stack Developer Javascript HTML CSS ...
Full Stack Developer
  • Developed and integrated a Full-Stack app into Microsoft Teams as a Message Extension, expanding client?s user potential to 270 million worldwide, capturing a substantial market share

  • Spearheaded the project as the primary developer, collaborating with the CTO for peer-reviews

  • Implemented organization-wide authentication via Microsoft Azure's delegated OAuth protocol, overcoming complexities through careful documentation review and proof-of-concept testing

  • Overcame infrastructure challenges by optimizing file structure and configuration files, ensuring seamless functionality and data access within the extension

Javascript HTML CSS Azure Microsoft Bot Framwork Node.js TypeScript
remote
2 Monate
2023-04 - 2023-05

Music Streaming Mobile App with Sound Manipulation

Full Stack Engineer React Native Websockets Youtube API ...
Full Stack Engineer
  • Developed a Mobile Music Streaming App using React Native and Websockets

  • Enhanced the App?s value by adding advanced functionality with audio pitch manipulation

React Native Websockets Youtube API JavaScript Webpack
Pitchify
Remote
2 Monate
2023-03 - 2023-04

AI-powered automation tool

Full Stack Developer JavaScript TypeScript Jest ...
Full Stack Developer
  • Built a highly customizable AI powered automation tool in a team of four developers

  • Managed setup of Cloud Architecture using Firebase coupled with Microservices with NX

  • Integrated seamless UI interactions, ensured efficient data transfer between states & database

  • Implemented Live Collaboration to enable multiple users to collaborate on one flow 

JavaScript TypeScript Jest Unittest Redux Google Cloud Platform Firebase ReactJS WebSocket
fluent.ai
1 Monat
2023-01 - 2023-01

Playlist Downloader Webapp

Python Flask Javascript ...
  • URL on request
Python Flask Javascript JQuery AWS Celery (async task queue) Selenium (Web Scraping) Web Server (Nginx WSGI)
Remote
1 Jahr 8 Monate
2021-05 - 2022-12

Data Science

Data Scientist Big Query dbt SQL ...
Data Scientist
  • Managed ETL processes & reimplemented Data Warehouse using dbt and BigQuery, reduced original database costs by more than 90%

  • Contributed to Microservices codebase coupled with Firebase Cloud Functions

  • Accelerated Customer Success workflow with Chatbot that responds to customer inquiries 

  • Leveraged Machine Learning tools to automate document screening and cut labour cost by 90%

Big Query dbt SQL Firebase Looker Studio Google Analytics TypeScript Angular Node.js Web Scraping NX Monorepo development Machine Learning Image Classification
Expresssteuer
Remote
1 Jahr 1 Monat
2020-09 - 2021-09

Research in Quality Science

Student Research Assistant in Data Science R Python Tensorflow/ Keras ...
Student Research Assistant in Data Science
  • Contributed to paper publications, created interactive content for congresses
  • Implemented MLOps: Automated workflow from statistical feature selection to model optimization
  • Tutored ~300 students in Data Analytics, graded final case study projects
R Python Tensorflow/ Keras Shiny Scikit-Learn Research & Development Deep Learning Regression
TU Berlin
Remote
11 Monate
2020-05 - 2021-03

Software Engineering

Freelance R Shiny Javascript ...
Freelance
  • Developed Urban Planning App to help users build fast prototypes in first product stage

  • Modelled several Machine Learning prototypes to classify music eras by their spectrographs

R Shiny Javascript Leaflet Python TensorFlow Scikit-Learn Keras Pytorch Pandas
Uflo
Remote
7 Monate
2019-09 - 2020-03

Internship

Operating System Engineer Bash Python Jira ...
Operating System Engineer
  • Implemented features in Bash & Python to improve usability of the internal OS for 3000 users
  • Improved security during OS installation by creating a verification step for untrusted software
Bash Python Jira Jenkins
Bosch
Singapore

Aus- und Weiterbildung

Aus- und Weiterbildung

3 Jahre 5 Monate
2018-04 - 2021-08

Study - Computational Engineering Science

Bachelor of Science, Technical University Berlin (Germany)
Bachelor of Science
Technical University Berlin (Germany)
  • Bachelor Thesis: on request

Position

Position

Software Engineer

Kompetenzen

Kompetenzen

Top-Skills

ReactJS Python TypeScript Angular Cypress Firebase AWS NX MongoDB Express SQL Vue.js Jest TensorFlow Pytorch Pandas Flask Mobile Apps Azure

Produkte / Standards / Erfahrungen / Methoden

Frontend
  • Web Scraping
  • Selenium
  • Websockets
  • Socket.io
  • GraphQL
  • E2E Testing
  • Cypress
  • UI kits
  • Bootstrap
  • JQuery
  • Flask
  • Module Bundler
  • Webpack

Backend
  • Serverless Development
  • Multiprocessing Database Management
  • MongoDB
  • ORMs
  • Prisma
  • Unit Testing
  • Integration Testing
  • Jest
  • Express
  • Koa

Data Science
  • Image Classification
  • Time Series Classification
  • Regression Analysis
  • Tensorflow
  • Keras
  • Pytorch
  • Scikit-Learn
  • Big Data Mining
  • ETL Processing
  • Pandas

Machine Learning
  • Tensorflow/Keras
  • Pytorch
  • Scikit-Learn
  • Image Classification
  • Time Series

Soft Skills
  • Workshops/ Presentation
  • Project Management
  • Agile Development
  • R&D

Architectural Development
  • Monorepo
  • Microservices
  • NX
  • Edge Computing
  • Firebase
  • AWS

Profile
  • Occasionally freelancing in Content Production
  • Travelled the world and lived in Japan for 2 years

EXPERIENCE

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: fluentAI, Berlin (Germany)
  • Built a highly customizable AI powered automation tool in a team of four developers
  • Managed setup of Cloud Architecture using Firebase coupled with Microservices with NX
  • Integrated seamless UI interactions, ensured efficient data transfer between states & database
  • Implemented Live Collaboration to enable multiple users to collaborate on one flow

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: VibeVote, Berlin (Germany)
  • Contributed to a live voting App for Spotify playlists in a pair project
  • Fully covered Backend Testing with Unit Tests and Integration Tests using Jest
  • Covered whole user journey using E2E Testing with Cypress
  • Increased scalability and testability by restructuring Backend to modular services

2023 - 2023
Role: Fullstack Developer (Freelance)
Customer: Pitchify, Berlin (Germany)
  • Developed a Mobile Music Streaming App using React Native and Websockets
  • Enhanced the App?s value by adding advanced functionality with audio pitch manipulation

2021 - 2022
Role: Data Scientist
Customer: Expresssteuer GmbH, remote
  • Managed ETL processes & reimplemented Data Warehouse using dbt and BigQuery, reduced original database costs by more than 90%
  • Contributed to Microservices codebase coupled with Firebase Cloud Functions
  • Accelerated Customer Success workflow with Chatbot that responds to customer inquiries
  • Leveraged Machine Learning tools to automate document screening and cut labour cost by 90%

2020 - 2021
Role: Software Engineer
Customer: Freelance (remote)
  • Developed Urban Planning App to help users build fast prototypes in first product stage
  • Modelled several Machine Learning prototypes to classify music eras by their spectrographs

2019 - 2020
Role: Operating System Engineer (Internship)
Customer: Bosch, Singapore
  • Implemented features in Bash & Python to improve usability of the internal OS for 3000 users
  • Improved security during OS installation by creating a verification step for untrusted software

Programmiersprachen

TypeScript
React
Vue.js
Python
R
SQL
Bash
Angular
React Native

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

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Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

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