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Skills
Software engineering
Backend development
Very high load systems (100 mio.+ daily requests)
Data-heavy applications (400GB+ database tables)
Performance-heavy API systems (< 100 ms response times)
System architecture
Data model and database design
API structure / architecture
API Gateway
REST APIs
Microservices
DevOps
Docker
Mesosphere / Marathon
Experience
15+ years in Software Development
MsC Computer Science
Ruby (9 years)
Python (1.5 years)
PHP (3 years)
Golang (0.5 years)
Java (1.5 years)
Startup CTO experience
Engineering Manager experience
Product Owner experience
Team lead experience
Work processes
Helping teams improve development turnaround time
Improving on / reducing technical debt
Helping teams adopt and improve agile development methods
Improving relationships between Business / Product and Tech
Testing
Test methodology
Testing just the right things, and all the right things
Keeping a test system clean and maintainable
Improving test run times
CI / CD adoption
RSpec testing expert
BDD / Cucumber expert
Projekthistorie
01/2020
-
07/2020
Paternity leave
(Sonstiges, < 10 Mitarbeiter)
09/2018
-
10/2019
Senior Back End Developer
(Banken und Finanzdienstleistungen, 10-50 Mitarbeiter)
Implemented algorithmic cryptocurrency trading strategies in Python and Golang, both position and scalping strategies
01/2017
-
07/2017
Lead Back End Developer (Contract)
Lead developer on API receiving +10M requests per day
Hired both permanent and interim engineering staff on behalf of client
Helped severely reduce technical debt of backend
08/2016
-
05/2017
Lead Back End Developer (Contract)
(Internet und Informationstechnologie, 1000-5000 Mitarbeiter)
Lead developer on an API receiving over 100 mio, requests per day
09/2015
-
05/2016
Senior Back End Developer (Contract)
(Marketing, PR und Design, 50-250 Mitarbeiter)
Implemented complete back-office solution for large adtech company
Heavily reduced technical debt
Helped team adopt agile development methods
Helped team improve slow development cycles
10/2014
-
09/2015
Engineering Manager
Engineering Manager and Team Lead of 4-man team on API receiving 10M+ requests per day
12/2013
-
10/2014
Lead Back End Developer
(Internet und Informationstechnologie, < 10 Mitarbeiter)
Backend tech lead / architect on designing and building an API receiving 3M+ requests per day, including the database layout to handle the 500Gb+ customer data received from the hardware components
04/2011
-
10/2013
CTO
BetterNow
(Sonstiges, 10-50 Mitarbeiter)
CTO (3 years) and principal developer (2 years) of a startup up to and including receipt of series A funding
01/2009
-
01/2011
Drupal developer (Contract)
Spoing
(Internet und Informationstechnologie, < 10 Mitarbeiter)
Drupal specialist for the implementation of both frontend and backend of multiple sales websites.
Reisebereitschaft
Verfügbar in den Ländern
Deutschland
Available for work:
- Berlin
- Remote
Sonstige Angaben
Hiscox IT-Haftpflichtversicherung
Senior Backend Developer, 15 Jahre Erfarung
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