Jozsef Szollosi, Software Developer in London, United Kingdom
Jozsef Szollosi

Software Developer in London, United Kingdom

Member since February 27, 2017
Jozsef is a software engineer and architect experienced in building highly scalable RESTful microservice web architecture. He has built projects that support millions of customers using domain-driven design techniques as part of agile teams at some of Britain's leading corporations, such as Sky.
Jozsef is now available for hire

Portfolio

  • COING
    Object-oriented Programming (OOP), JavaScript, Ansible, Sass, Compass, Gulp...
  • Saturized
    PHP 5, Object-oriented Programming (OOP), Jenkins, Gerrit, Git, Python...
  • Saturized
    PostgreSQL, Java, JavaScript, PHP

Experience

Location

London, United Kingdom

Availability

Part-time

Preferred Environment

ITerm, IntelliJ IDEA, MacOS

The most amazing...

...projects are where as working as a team we can make millions of customers happy.

Employment

  • Technical Lead | Architect

    2014 - PRESENT
    COING
    • Employed domain driven design techniques to architect complex business rules for Pumble.com. Designed automated tests to ensure both the Java server and JavaScript clients are robust and performing well.
    • Built highly scalable fault-tolerant RESTful microservices for managing video playout and download for millions of British and European Sky subscribers (for Sky UK Limited, a telecommunications company).
    Technologies: Object-oriented Programming (OOP), JavaScript, Ansible, Sass, Compass, Gulp, Browserify, Protractor, Jasmine, Karma, AngularJS, AssertJ, TestNG, Hibernate, Spring MVC, Spring, Gradle, Java
  • Technical Lead

    2010 - 2014
    Saturized
    • Participated in the planning and key technology development of several startups—through the various funding and growth phases.
    Technologies: PHP 5, Object-oriented Programming (OOP), Jenkins, Gerrit, Git, Python, PostgreSQL, JavaScript
  • Software Engineer

    2008 - 2010
    Saturized
    • Developed a number of successful projects that gave the company strong references enabling it to expand from a single developer working on simple projects to over 20 developers working on several complex applications simultaneously.
    • Handled and was in charge of communicating with all clients on technical topics.
    Technologies: PostgreSQL, Java, JavaScript, PHP

Experience

  • ShippingEasy
    https://shippingeasy.com

    ShippingEasy is an online comparison and booking engine integrated with leading courier companies and eCommerce solutions. The engine is used by the website and an external API. The API is used by third party developers and eCommerce platform connectors. It's integrated with over a dozen third party web services.

    Key contributions:
    • Started as the sole developer in a team of 3 people developing the first version of the shipping engine and website. I was also in charge of the architecture and development as the team expanded to over 20.
    • Implemented a number of complex third party web services (couriers, payment processors, insurance providers) using disparate web services (XML, SOAP, RESTful, non-standard) into a single platform. Wrote unit, functional and integration tests.
    • Handled and was in charge of communicating technical matters between the Serbian development team and the overseas ShippingEasy senior management.

    Technologies used: Object-Oriented PHP5, JavaScript, PostgreSQL, Python, Git, Gerrit, Jenkins.

  • Sky Video Playout and Download
    https://www.sky.com

    I built highly scalable RESTful microservice web architectures supporting millions of customers in the United Kingdom and continental Europe using domain driven design techniques as part of agile teams at some of Britain's leading corporations such as Sky.

    I specifically worked on the back-end services that serve mobile, web, and desktop clients.

    Built on the Java stack, using Dropwizard as the framework and Cassandra as the database.

Skills

  • Languages

    Java, JavaScript, Python, PHP, CSS, HTML5, PHP 5, Sass, Bash
  • Frameworks

    Dropwizard, AngularJS, Spring, Spring MVC, Hibernate, TestNG, Jasmine, Protractor, Compass, Spring Boot
  • Tools

    Oh My Zsh, Git, Subversion (SVN), Zsh, IntelliJ IDEA, ITerm, Gerrit, Jenkins, Gradle, Karma, Browserify, Gulp, Ansible
  • Paradigms

    Kanban, Agile Software Development, Scrum, Functional Testing, Test-driven Development (TDD), Requirements Analysis, Object-oriented Programming (OOP)
  • Platforms

    MacOS, CentOS, Debian, Linux
  • Other

    Performance Analysis, Agile Software Testing, Metrics, Stakeholder Management
  • Storage

    MySQL, PostgreSQL, Cassandra
  • Libraries/APIs

    AssertJ

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