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Cosmin Voicu

Angestellt, Senior Software Engineer, Delivery Hero SE
Berlin, Deutschland

Fähigkeiten und Kenntnisse

Golang
go
Python
datadog
Docker
PHP
Kubernetes
Microservices
PostgreSQL
Phalcon
Consul
Marathon
Chronos
Vault
Mesos
Symfony 4
AWS
Zend 2
Java
JavaScript
MySQL
Solr
Elasticsearch
Redis
Machine Learning
Scalability
Test Driven Development
Pair Programming
Software Architecture
Design Pattern
Open Source
Continuous Integration
Symfony
Programming
Zend
Design
MSSQL
Memcached
Kibana
CircleCI
RabbitMQ

Werdegang

Berufserfahrung von Cosmin Voicu

  • Bis heute 6 Jahre und 5 Monate, seit Jan. 2019

    Senior Software Engineer

    Delivery Hero SE

    I am building a web application to offer premium placement for restaurants. Tech stack: Go, Python, PostgreSQL, Docker, Kubernetes, Datadog. Worth mentioning that I ported a service from Python to Go and increased 20 times its throughput.

  • 7 Monate, Feb. 2018 - Aug. 2018

    Senior Software Engineer

    MyHammer AG

    Building backend APIs for Germany's biggest handymen portal. Technologies used are: Symfony 3|4 , PHP 7, Kubernetes.

  • 1 Jahr und 11 Monate, Apr. 2016 - Feb. 2018

    Senior Software Engineer

    Takeaway.com

    Building backend APIs as micro services in a Scrum Team. Technologies used are: Phalcon 3 , PHP 7, Jenkins, Mesos , Marathon, Consul, Vault, Graylog, Kibana & Chronos. Involved in the process of hiring new colleagues to extend Backend Team in Berlin.

  • 1 Jahr und 3 Monate, Feb. 2015 - Apr. 2016

    Senior Software Engineer

    ocono tech GmbH

    ocono tech GmbH offers a service to easily personalise your website by just integrating a simple javascript on your website. Building user profiles from predefined user attributes, ocono optimiser can offer the best experience for client visitors, using machine leaning techniques.

  • 2 Monate, Dez. 2014 - Jan. 2015

    Senior Software Engineer

    crobo GmbH

    Crobo GmbH is a full-service provider in online marketing and games market. The main product, Crobo Intelligence System, has a multi-tier system architecture that separates the application into server and client, with the server, a Symfony2 application, handling the main logic and implementing a REST API. This API provides the necessary data to a client, a Nodejs application, which prepares it for to the user by generating the appropriate control interface.

  • 1 Jahr und 4 Monate, Sep. 2013 - Dez. 2014

    Senior Software Engineer

    DAPARTO - Der Autoteile-Preisvergleich

    My main responsibilities were: - migration of the PHP framework from Zend 1 to Symfony 2. - deployment process and error management I had the chance to acquire deep knowledge regarding technologies like: Symfony 2 , Vagrant, Chef, Logstash and some knowledge regarding software like: Graylog 2, Jenkins, JIRA The development process is Test Driven Development characterised by heavy use of Pair Programming.

  • 4 Monate, Mai 2013 - Aug. 2013

    Software Engineer

    Foodpanda GmbH

    Foodpanda is a is a online platform for food delivery implemented in more then 27 countries. My main responsibility was the implementation of Apache Solr search server for restaurants search page. The implementation improves accuracy and speed of the search process and makes the application more scalable. I was able to acquire deep knowledge of Solr and use the newest features of Solr: spatial search, function queries.

  • 6 Monate, Nov. 2012 - Apr. 2013

    Software Engineer

    nu3 GmbH

    Nu3 is a multitier ecommerce platform build on 2 applications: one in the frontend developed with Yii framework specialized in reading and one in the backend developed with Zend framework specialized in writing. As a backend developer I worked mostly with backend which was formed by loose-coupled components which are providing complex operations like: product catalog management, order processing with state-machine, customer management, cart calculation.

  • 1 Jahr und 4 Monate, Apr. 2010 - Juli 2011

    Software Engineer

    POGED GmbH

    - www.poged.com (www.gamercharts.com) is a gamers community portal , build with Zend framework hosted on load balancing Nginx servers . - AdWordsProductsTool it’s a manager for AdWords product campaigns. The application permits to automatically stop the campaign of unused or out of stock products . Besides the architecture and develop of these 2 applications I was responsible for servers installation and maintenance.

  • 5 Monate, Nov. 2010 - März 2011

    Software Engineer

    Commentarist Media GmbH

    www.commentarist.de was an innovative online media platform which gather, compare and track the opinions of the main journalists from German Media. As one of the interesting tasks I had to develop a very smart crawling solution, which automatically extracts and organizes data related to the articles we needed to feed the system. I also developed a subscription system to a favorite theme or author.

  • 1 Jahr und 2 Monate, Sep. 2009 - Okt. 2010

    Software Engineer

    LogicIT

    - LogicTrans is a custom web application for Metrorex, Bucharest's Subway Company. The software generates trains timetable, and timetable of the employees - DocTracker is a web application for tracking and securing access to paper documents using RFID tags sticked on the paper.

Ausbildung von Cosmin Voicu

  • 4 Jahre und 9 Monate, Okt. 1999 - Juni 2004

    Electronics and Communication Engineering

    University POLITEHNICA of Bucharest

    Telecommunications for Mobile Phones and Satellites

  • Electronics and Communication Engineering

    University POLITEHNICA of Bucharest

    Information Technologies applied in medical field

Sprachen

  • Englisch

    Fließend

  • Rumänisch

    Muttersprache

  • Französisch

    Grundlagen

  • Deutsch

    Grundlagen

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