Jussi Hallila

Talk is cheap, show me the code

Jussi Hallila

Jussi Hallila



1/2019 - VSWare/Visma Labs IE, Dublin Ireland

  • Position: Software architect
  • Main Responsibilities:
    • Consulting development teams on technical approaches, best practices, architectural guidelines and processes
    • Planning and introducing migration from monolithic architecture to modular monolith and microservices
    • Moving workloads from VMs to containers, production builds and internal tooling (Jenkins, Selenium grid)
    • Managing build pipelines for FE and BE

4/2017 - 1/2019 VSWare, Dublin, Ireland

  • Position: Head of FE Engineering, Senior Software Engineer
  • Main Responsibilities:
    • Development of School Administration platform
    • Leading customer facing development and user experience, managing a team of 18 developers
    • Architecting and managing migration of FE app from legacy JQuery/JSP to modular Vue.js SPA with individually built/imported modules
    • Revising frontend software development processes to match modern best practices
    • Overlooking front end development teams, resourcing and processes

8/2015 – Brandtone, Dublin, Ireland

  • Position: Senior Software Engineer
  • Main Responsibilities:
    • Development of mobile marketing platform
    • Leading the development efforts on core capabilities on the biggest product within the company
    • Implementing batch processing with Spring batch and messaging integrations with Spring Integration
    • Developing automated testing framework and configuring infrastructure around automated testing
    • Restructuring application frontend architecture and introducing modern web development processes with React JS & Webpack and Node.js ecosystem
    • Introducing the company to DevOps practices with Ansible, source controlled configurations (immutable infrastructure) and chatops via Hipchat and Hubot
    • Taking ownership of build engineering by restructuring build processes, automating deployment pipeline with Jenkins
    • Increasing code quality processes with introduction of static analysis tools, review processes, pull requests and branching strategy
    • Managing development Red Hat servers and AWS infrastructure (EC2, S3, ELB) for development side applications

12/2014 – 8/2015 Liberty Information Technology, Dublin, Ireland

  • Position: Software Engineer
  • Main Responsibilities:
    • Developing SOA web services to calculate insurance rates
    • Implementing process flows on IBM Websphere Integration Developer
    • Implementing internal services with Java, Unit testing with TestNG
    • Testing web services with SoapUI
    • Integrating existing services to new process flows
    • BPEL development.

6/2014 – 11/2014 Unique Digital, Dublin, Ireland

  • Position: Software Developer
  • Main Responsibilities:
    • Developing movie theater management systems
    • Constructing Vaadin views for cinema advertising software
    • Creating and modifying UI components, implementing CSS changes, implementing cross browser multimedia functionality
    • Generating services to calculate business data
    • Constructing Jasper reports to display business critical metrics

6/2011 – 6/2014 IBM, Dublin, Ireland

  • Position: Business Intelligence & Metrics Software Developer
  • Main Responsibilities:
    • Building business intelligence solutions for IBM Delivery Centers in EMEA and US
    • Creating and maintaining JQuery based frontend framework to create custom visualizations and dashboards
    • Designing and implementing data stores for easier data manipulation and ETLs to retrieve external data
    • Creating Spring and Hibernate web application on top of DB2 data warehouse to generate and display automated reports on call center data
    • Constructing SQL queries and building reports using BIRT
    • Setting up continuous integration server and introducing automated testing processes using Jenkins
    • Maintaining and configuring Red Hat Linux web servers
    • Introducing and educating team to use Scrum

4/2009 – 9/2009 CERN, European Organization for Nuclear Research, Geneva, Switzerland

  • Position: Web developer / Database Administrator
  • Main responsibilities:
    • Designing and developing a database and a web frontend for the TOTEM experiment
    • Developing user interface for electrical testing using PHP, Javascript and HTML
    • Creating a PHP frontend on top of Zend framework and developing an Oracle database schemas for the LHC detector alignment metrics


Lapland University of Applied Sciences

  • Bachelor of Software Engineering, 9/2006 – 3/2011
    • GPA in major: 4,33/5
    • Thesis: Programming an Automated Computer Poker Player with C++ and conducting a Research of the Security of Online Poker. Achieved a perfect grade, 5 / 5.
    • Awards: Nokia Siemens Networks scholarship (2007)

Exchange studies abroad

  • Shanghai University, Computer Sciences, 9/2009 – 12/2009
  • Missouri State University, Information Technology, 1/2008 – 6/2008


  • AWS Certified Solutions Architect Professional - 09/2019
  • AWS Certified Solutions Architect Associate - 09/2019

Skills and competencies

  • JVM: Java, Spring, Play, Hibernate, Kotlin, Scala, JSP, Maven, Gradle, Groovy, JUnit, Vaadin, JMS
  • Javascript: JQuery, Node.js, React, Webpack, Mocha, Jasmine, Jade, Grunt, Gulp, Angular
  • Databases: MySQL, PostgreSQL, Oracle, DB2, MongoDB, RethinkDB
  • Version Control: Git, SVN, RTC
  • Methodologies: Scrum, Kanban
  • IAC/Cloud/DevOps: AWS, Terraform, Pulumi, Ansible, Chef, Jenkins
  • Other: IntelliJ, Haskell, Ubuntu, Red Hat, ActiveMQ, Glassfish, Tomcat, WID, WPS
Language proficiency
  • Mother tongue: Finnish
  • Other languages: Fluent English, written and spoken. Basic skills in Swedish and Dutch.
Open source projects
  • Published course on full stack Kotlin development (Spring, React): https://www.packtpub.com/product/full-stack-kotlin-development-video/9781788478427
  • Ran Kotlin Dublin meetup 2018-2019


  • Web: http://jussi.hallila.com
  • Email: [firstname]@[lastname].com
  • Twitter/Github/StackOverflow: Xantier
  • LinkedIn: https://www.linkedin.com/in/jussihallila/