Vasco Visser, Back-end Development Developer in Amsterdam, Netherlands
Vasco Visser

Back-end Development Developer in Amsterdam, Netherlands

Member since November 23, 2015
Vasco started out programming with Java while doing his computer science studies. After graduating with distinction, he acquired a position as a data engineer within the science division of a multi-national organization where he worked with big data technologies. Right now, Vasco works as a full stack developer and has worked freelance on several successful projects. He has a can-do mentality and always tries to think from the client's viewpoint.
Vasco is now available for hire

Portfolio

  • 904Labs
    Python, Docker, Ansible, Jenkins, vSphere, Elasticsearch, Celery, Redis...
  • Open Studio
    Python, Docker, SQL Database, Scrapy, Bootstrap
  • Jikko.nl
    Redis, CouchDB, Python, Elasticsearch, Kibana, Graphite, Grafana, Docker...

Experience

Location

Amsterdam, Netherlands

Availability

Part-time

Preferred Environment

Linux, Git, PyCharm, Eclipse

The most amazing...

...project I worked on was implementing a "self-learning search" as the tech lead in a startup; combining machine learning and information retrieval techniques.

Employment

  • Full-Stack Engineer

    2016 - PRESENT
    904Labs
    • Created high level application and infrastructure design.
    • Automated infrastructure management using Ansible.
    • Implemented a docker based CI deployment process.
    • Setup a log collection (ELK stack), application and did infrastructure monitoring and alerting.
    • Implemented techniques for learning-to-rank as described in research papers.
    • Created a customer dashboard using Flask/Angular/Bootstrap.
    Technologies: Python, Docker, Ansible, Jenkins, vSphere, Elasticsearch, Celery, Redis, Bootstrap, Angular
  • Freelance Full-Stack Developer

    2015 - 2015
    Open Studio
    • Wrote web crawlers/scrapers using Scrapy.
    • Create a REST API using Flask.
    • Created a dashboard to control and monitor web crawlers.
    Technologies: Python, Docker, SQL Database, Scrapy, Bootstrap
  • Full-Stack Developer

    2015 - 2015
    Jikko.nl
    • Designed the infrastructure.
    • Created a REST API for multiple microservices.
    • Setup an ELK stack for log collection.
    • Setup metric monitoring dashboard using Graphite and Grafana.
    Technologies: Redis, CouchDB, Python, Elasticsearch, Kibana, Graphite, Grafana, Docker, Ansilble, Vagrant, Nginx, Apache, Logstash, Angular
  • Data Engineer

    2012 - 2014
    Ripe NCC
    • Implemented Lambda architecture using Hadoop stack.
    • Created Hadoop jobs to compute aggregations in real-time and historical data.
    • Managed a HBase/Hadoop/HDFS cluster of 150+ nodes using Ansible.
    • Implemented and managed a workflow system for batch processing and incrementally updating datasets.
    Technologies: Hadoop, HBase, Ansible, Java, Nagios, Eclipse, Maven, Pig, Python, Bash
  • Java Programmer

    2006 - 2010
    Tools For Data
    • Implemented string matching algorithms and similarity metrics.
    • Profiled multi-threaded algorithms implemented in Java.
    • Created a Java Swing GUI design.
    • Implemented a light-weight object relation mapping framework for an embedded database.
    • Wrote unit tests in JUnit.
    Technologies: Java, Swing, Maven, Eclipse

Skills

  • Languages

    JavaScript, Python, SQL, Java
  • Frameworks

    AngularJS, Flask, Hadoop, ZURB Foundation, Bootstrap, Bootstrap 3
  • Tools

    Ansible, IPython, Jenkins, Logstash, Kibana, TeamCity, Nginx, VMWare vSphere, Nagios, Vagrant, Vim Text Editor, Make, Makefile
  • Paradigms

    Test-driven Development (TDD), Automation
  • Platforms

    Docker, Linux, Apache Pig
  • Storage

    Databases, Redis, NoSQL, MongoDB, InfluxDB, Elasticsearch, Couchbase, CouchDB, Apache Hive, HBase
  • Other

    Full-stack, Back-end Development, Machine Learning, Infrastructure Monitoring, Nomad, Consul, Grafana 2, Graphite, Random Forests, Regression
  • Libraries/APIs

    Redis Queue

Education

  • Master's Degree (with distinction) in Computer Science
    2010 - 2012
    University of Amsterdam - Amsterdam, The Netherlands
  • Bachelors Degree in Computer Science
    2006 - 2010
    University of Amsterdam - Amsterdam, The Netherlands

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