IT consulting

Software development

I am software engineering freelancer located in Germany.

Ex-Googler, masters degree in Computer Science.

Offered technologies My profile


The best suitable technology stack depending on your needs.

  • Security-aware (web) backend development with focus on maintainability
  • Python 2, Python 3
  • PostgreSQL, PostGIS
  • Continuous Integration (Buildbot, Jenkins)
  • DevOps tools (Prometheus, Terraform, Ansible)
  • Elasticsearch
  • FreeSWITCH

My profile

Google Switzerland, Software Engineer at YouTube (February 2014—November 2016)

Bachelor of Science + Master of Science in Computer Science (University of Paderborn)

Open source projects (some): MoinMoin (core contributor from 2005—2010), PyPy (wrote significant parts of the CPyExt subsystem), Done Tasks Gone.

See also my LinkedIn profile.

Contact me

By phone

Note that your phone number will only be used for the initial call and will not be shared.


Information according to German law (§ 5 Telemediengesetz); responsible for the contents of this site according to German law (§ 55 Abs. 2 RStV)

Alexander Schremmer
Haskenstr. 30
45143 Essen

European VAT-ID (§ 27a UStG)


Insurance details according to applicable law (DL-InfoV)

Insurant: Alexander Schremmer
Insurer: Markel Insurance SE, Sophienstr. 26, 80333 München
Amount insured: pecuniary damage liability insurance 250.000,00 €, business liability insurance 2.000.000,00 €, Twofold maximization of the amount insured
Scope of application: worldwide (for claims based on US/Canadian law, the coverage only includes pecuniary losses for direct exports)