Have a project currently that uses Flask. Doing backend development almost from scratch, incl. wiring up test framework, database migrations, defining API, etc.

Have participated in several projects which were using MongoDB. Has been doing backend development (mostly), including the maintenance of persistence layer (data migrations, (re)designing DB structure, etc).

Used several flavors of SQL in various projects during my work. Currently the strongest experience is for MySQL and PostgreSQL variants. Has been doing database design, maintenance, data processing. Top 30% for "SQL" and top 20% for "MySQL" tags on Stackoverflow.

Used C in various times and various projects. Most recent experience was with implementing an extension for a data replication software. Apart from that, has been also doing scientific programming, embedded development and Qt development. Top 20% for both C and C++ on Stackoverflow.

Using Git for source control in practically every project during last 5-6 years.

Have been using Hadoop in several projects. My roles included (in various times) writing queries and jobs, and writing a module in C which would communicate to Hadoop libraries on low-level, using libhdfs.

Used it mostly while I was working at Booking.com as a backend web developer (for writing backend code and data processing). 

Used MySQL in many projects where I was involved as a backend developer, as well as for offline data processing. Also did some performance optimisation and DB administration when needed. Listed as top 20% for MySQL on StackOverflow.

Using Scala extensively at the moment for web backend development. One of the latest examples is http://www.treatwell.nl, where I have been part of the initial development team and created most of the core site functionality (using Play framework). Apart from that, participated in a number of other Scala projects using Spray framework and Akka actor model.

Have been using Java for backend Web development in a number of projects.

Used Python both for web development and as standalone scripts (e.g. for prototyping of scientific calculations). 

Used PHP mostly during my work at Hyves (Dutch analogue of Facebook) both for Web development and data processing jobs.

Have been using C++ in a number of projects in various areas (incl. scientific applications and embedded development). Have been part of TomTom dev team that created the navigation application.

Personal details

Anna N.

Summary

Technical skills