23.03.2025 aktualisiert

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Full Stack Software Developer | Software Architect | Typescript | React | Node.js | Google Cloud

Bochum, Deutschland
Weltweit
Master of Science Physics
Bochum, Deutschland
Weltweit
Master of Science Physics

Profilanlagen

CV Drossel.pdf

Skills

Konzeption, Erstellung und Betreuung von Google Cloud Serverless Anwendungen. Migration von bestehenden Anwendungen in die Cloud.

Software Entwickler mit Herz und Blut. Decke in Projekten am liebsten das gesamte spektrum ab, von Idee, über Konzeption/Ausarbeiten eines MVPs, aufbauen der Infrastruktur bis hin zur Betreuung und weiterer Feature Entwicklung.
Mein Augenmerk liegt hierbei immer auf kosteneffizienten und skalierbaren Technologien.

Erfahrungen: Langjährige Berufserfahrung als IT-Projektleiter, Product-Owner und Software-Entwickler.


Backend-Entwicklung
  • Google Cloud Services
  • AWS Services
  • Node.js
  • Typescript
  • Solidity (Blockchain Ethereum)
  • Python
  • Django
  • Pandas/Numpy

Frontend-Entwicklung
  • react
  • Typescript/Javascript
  • webpack, babel, eslint, prettier
  • react-native
CI/CD
  • Gitlab CI/CD, ...
  • Pipelines
  • Docker (Custom Docker Images if necessary)
  • Automated Testing
  • Automated Deployment to different environments

Sprachen

DeutschMutterspracheEnglischverhandlungssicher

Projekthistorie

Lead Developer and Business Strategy

MX Tickets

Internet und Informationstechnologie

< 10 Mitarbeiter

  • Backend
    • Google Cloud Functions
      • Calling from Web/App
      • Scheduled function runs
      • Pub/Sub Triggers (connection to auth, database, storage)
      • Incoming webhooks
    • Node.js
    • Typescript
    • Focus on cost efficient scalability
    • Firestore NoSQL Database
    • Google Cloud Storage
    • Creating PDFs with Puppeteer
    • Testing with jest (databse security rules & functions testing)
    • Connection to slack/ google spaces
    • Complex interaction with Stripe (Connected Accounts, webhooks integration)
    • Mail Service (sendgrid)
    • Firebase Auth (Google, Facebook, Mail, Apple, ...)
    • generating Apple Pkpass (Apple Wallet Tickets)
  • Frontend Web
    • react
    • webpack, babel, prettier, eslint
    • Typescript
    • Material UI
    • Admin Dashboard
    • localization (i18n)
    • e2e tests with Cypress
    • Sentry (crash reporting)
    • Google Analytics implementation and analysis
    • Apple Maps
  • Frontend mobile app
    • react-native
    • deployment to app store/ play store
    • Over the Air Updates
    • Offline Compatibility (Syncing data with bad internet connection)
  • Project Setup
    • Gitlab
    • Gitlab Issue Board (Kanban)
    • Gitlab CI/CD
      • automated testing, linting, building and deployment to different environments
      • Docker
    • Monorepo
    • Shared types in monorepo
    • Slack/Google Spaces
    • gsuite (drive, mail, spaces, ...)
    • Pair Programming/ Code Review
    • Business Inteligence (Gathering data and displaying in Google Data Studio

Lead Developer

seal.wtf
  • Backend
    • Google Cloud Firestore
    • Custom authentication based on web3 wallet message signing
  • Frontend
    • web3.js, eth-sig-util
    • react
    • Typescript
    • connection to wallet provider
    • encrypting/decrypting messages for receiver wallet
    • signing message with wallet
  • Project Setup
    • Gitlab
    • Gitlab CI/CD
      • automated building, linting, testing, deploying 
    • Monorepo

Lead Software Developer Solidity Smart Contract NFT

Created a custom smart contract which creates random ASCII Images as NFTs directly on the blockchain.
  • Solidity
  • Remix
  • OpenZeppelin
  • Deployment to Blockchain

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