Hello

I'm Sebastian Grebe

Senior Engineering Manager

  • Age 32
  • EMAIL sebigrebe@gmail.com
  • LOCATION Dubai
  • PHONE +971 543 942 679
  • FULLTIME Dubizzle

Senior Engineering Manager with 10+ years of experience. Published author of two technical books on full-stack development.

Work Experience

05/2021 - Present

Senior Engineering Manager

Dubizzle Group - Dubai, UAE

• Led seller flow redesign integrating AI, increasing conversion and reducing completion time
• Directed migration from monolithic service to microservice architecture
• Expanded and scaled the engineering organization with high retention rates

05/2021 - Present

Engineering Manager

Dubizzle Group - Dubai, UAE

• Launched secure identity verification contributing to significant platform revenue growth
• Led migration from Django monolith to Next.js with TypeScript, reducing development time and speeding up CI/CD

01/2018 - 05/2021

Engineering Team Lead

Aachener Parkhaus GmbH - Aachen, Germany

• Deployed cross-vendor car-park system unifying parking, e-mobility, and bike parking
• Fully automated reconciliation processes and significantly reduced vendor costs

01/2018 - 05/2021

Full-Stack Engineer

Aachener Parkhaus GmbH - Aachen, Germany

• Migrated legacy CorePHP CRM to Laravel, streamlining workflows
• Enabled online signups driving significant customer acquisition growth

01/2016 - 01/2018

Software Engineer

IfU - Institut für Unternehmenskultur GmbH - Aachen, Germany

• Built and maintained full-stack survey platform for enterprise clients across Germany

01/2013 - 01/2017

Founder and Software Engineer

Entrepreneurial Work - Cologne, Germany

• Co-founded and developed video streaming and event management platforms
• Handled full-stack development, product design, and go-to-market execution

Professional Skills

TypeScript / JavaScript 95%
Next.js 95%
React 95%
Node.js 90%
Python / Django 85%
PHP / Laravel 85%
AWS 85%
MySQL / PostgreSQL 85%
MongoDB 85%
Express.js / NestJS 85%
Kubernetes / Docker 80%
React Native 80%
Elixir / Phoenix 80%
Vue.js / Angular 80%
Azure 80%
GraphQL 85%

Accomplishments

2023

Champion of Excellence

Dubizzle Group

Recognized for outstanding contributions and leadership excellence

2022

Champion of Excellence

Dubizzle Group

Recognized for outstanding contributions and leadership excellence

2022

Full-Stack Web Development with GraphQL and React - 2nd Edition

Packt Publishing

Second and overhauled guide to building a scalable, production-ready full-stack application using React, Apollo, Node.js, Express, GraphQL, Sequelize, and AWS-based CI/CD.

2019

Full-Stack Web Development with GraphQL and React

Packt Publishing

Practical guide to building a scalable, production-ready application using React, Apollo, Node.js, Express, and GraphQL

2017

Second Place IT-Talents Code Completion

IT-Talents Code Completion

Second Place - Chatbot Code Competition