Phone: +370 644 46530

Email: donatasmart@gmail.com

Security cleared software developer with extensive experience of a wide-range of technologies. 10+ years’ experience in public and private sectors, including real-estate, online retail, rail, and government services. Strong expertise in Java, Scala, PHP, and frontend web-development, including major frameworks. Strong experience with full life-cycle software engineering, including project management techniques such as Waterfall/Scrum/Agile and continuous integration/continuous deployment tools.

Roles and specific experience outlined below, for more information please refer to my LinkedIn profile or send me an email.

Provided consultation and development services externally for companies:

• SME Finance (alongside with Inventi)
• Intrum (alongside with Baltic Amadeus)

SME Finance

Building a semi-automatic business tool consisting of various microservices together communicating via internal API calls or zeebe workflows. Major topics involved during the consultation/development:

• Introduction of integration tests as a separate source set (not mixed up with unit tests)
• Built parsing system of third party XMLs consisting of various information about object’s financial data and whatnot
• Joined various financial indicators into one scope for so called application
• Maintained and created existing/new zeebe workflows/decision engines
• Started making changes in react application (personal achievement - breakthrough from back-end services)

Intrum

TBD

Codigi itself

In parallel during free time working on side-project invented by Codigi colleagues.

Hands on wheels which drive the online banking in a most mobile, easy accessible form we can achieve in current trends.

• Know Your Customer

Participating in Reform Programme - government going paperless. Developing platform tools for other teams to reuse.

• Projects:
  • Application template
  • Logging
  • Job scheduling
  • Send letter service
  • Feature toggle
  • Bulk scan handling
  • Infrastructure and orchestration of more global Bulk Scan component
• CI tools and continuous improvement
• API specification publish tool and visual representation
• Introduction to Java 11 and dawn of Java React usage
• Migration to Java 11
• PACT testing
• Intermittent alteration of other projects developed by teams
• Various investigation e.g. Microsoft Azure AppInsights, DeadLetterQueue etc.

Web ticket issuing system in train jargon - WebTIS. Developing APIs for train ticket issuing components in a microservice monolith way. Idea was great, but complexity of UK trains and “build fast sort it out later” methodology led to the microservice monolith

• Projects:
  • Collect at the station
  • Smartcard + KeyGo support
  • Customer API
  • Order API
  • Admin API
  • Payment API
  • Delay Repay API
• Participation in management planning regarding product development
• Minor work in admin UI
• Use RabbitMQ for inter-service communication
• BDD
• Sufficient test coverage and bullet proofing the services

Wide scope of different kind of projects/products, covering all parts of website mostly on back-end development. few topics following:

• Dependency injection
• Modularising products in abstract architecture (depending on the product complexity, possibility of expansion) for easier continuous integration, improvement, packaging, testing
• Improving public libraries to accommodate tech department needs, indirect impact to UX stability
• Implementing third party products (‘proxied’ requests to remote tomcat server via javascript application for reports to other third party members to use; general reports; imports; apis)

• Developing mytrainticket.co.uk product
• Supporting co-brands northernrail.org and travelsupermarket.com up-to-date
• Several businesses collaboration with main business logic providing individual options
• Development/Testing/Production environment support/upgrade/developing

• Develop in-house CMS used by real estate agents
• Upgrade company code from spaghetti to use properly orchestrated framework
• Clear up database from mysterious attributes
• Introduce source versioning
• Set up base application with Zend Framework 1 for new project

Lot’s of work with databases (mainly Oracle, a little MySQL). Writing various auto-reports for different exams, also running and configuring other automatic processes.

Additional notes: I chose stochastic profile in the third term

Languages: Java, Scala, PHP, SQL, XSLT, JavaScript, CSS, and Python

Libraries: Spring Boot, xFrame, ZF1, jQuery, Twig, Doctrine, zeebe, Smarty, Twitter Bootstrap, Semantic UI, Backbone, and React

Tools/Utils: gradle, maven, sbt, terraform, ansible, maven, Phing, SASS/LESS, CasperJS, PHPUnit, DBUnit, Selenium, Memcache(d), and Gearman

VCS: Git and SVN

Organiser: MoJ

Organiser: National centre of examination

Additional notes: The seminar topics included: the main statistical problem, the statistical findings of one sample / two samples, the table frequencies, the hypothesis of correlation coefficient equality to zero; non-parametrical criteria; mono-factor, bi-factor and blocked data analysis of variance, cluster analysis, linear, multiple and logistic regression

• Judging new / old films
• Reading science fiction
• Developing something “awesome”
• Visiting museums
• Travelling and discovering new lands
• Collecting heavy music records