Dragos A seasoned java/scala developer having a a full overview over the software development lifecycle (as depicted by his development and project management skills) currently working as a senior big data developer in the audio advertising industry

Personal information

Name

BALAN Dragos

Address

Bucharest, sos. Berceni, nr. 8

Telephone

(+40) Not Available

E-mail

dragos.balan@gmail.com

Nationality

Romanian

Date of birth

10/08/1976

Work experience

TL, big data, scala (10/2017 - present)

Employer

Adswizz

Business

Audio Advertising

Position held

Senior Developer for Big Data Apps, Team Lead

Project description

Inventory Forecast

Client

Internal project

Methodology

Agile

Technologies

Scala 2.12, Java 8, Spring Boot 1.x, Apache Spark 3.x, AWS, AWS S3, Elastic Map Reduce, Amazon Redshift, Snowflake, Jira, Jenkins, Git

Main activities and responsibilities:

  • Improve the horizontal scalability of existing applications by rewriting and reverse-engineering using Spark Core (RDDs) and Scala

  • Ensure the capability of ingestion of hundreds of TB of data

  • Perform unit / integration / Load and performance testing

  • Document the newly created systems

  • Coordinate a team of 3-5 devs

TL, full stack java (02/2016 – 10/2017)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Full stack Senior Developer - Team Leader

Project description

Mapping Assistant: Re-writing of a desktop application as a Single Page Web Application

Client

EUROSTAT

Methodology

Agile

Technologies

Jira, Bamboo (CI), Git, REST, Java 8, Spring Boot 1.x, React.js

Main activities and responsibilities:

  • Analysis and development of the backend and frontend of the web application

  • Unit testing

project manager (09/2016 – 02/2017)

Employer

Central Europe Technologies (part of BNP-Paribas group)

Business

Banking - Personal Finance

Position held

Project Manager - Java JEE based projects

Project description

Homebank : Personal finance management application

Client

AlphaCredit Belgium

Methodology

Waterfall

Technologies

MS Project, MS Word, MS Excel, Jira, Git, Confluence

Technologies

Java 7, JEE 7, SOAP, Web Services, XML, JEE 7 (mostly JAX-WS, CDI, JPA), WebSphere Application Server

Main activities and responsibilities:

  • Supervision of the JAVA teams to deliver in scope, on time and within budget always keeping in mind the high quality imposed by BNP-Paribas standards

  • Managing the development and implementation of the project in accordance with the identified business needs

  • Acquiring and utilizing the necessary resources and skills, within agreed parameters of cost, time-scales, and quality

  • Give proposals for project strategies, planning, definition of tasks and deliverables, review of project deliverables, quality control, risk analysis and management, status reports, problem reporting and management systems, follow up and organisation

  • Participate in functional working groups and progress meetings

  • Estimate costs, time-scales and resource requirements for the successful completion of the project.

  • Prepare and maintain project and quality plans and track activities against the plan, provide regular and accurate reports

  • Monitor budget, time-scales and resources used, and take action where these deviate from agreed tolerances.

  • Ensure that delivered systems are implemented within these criteria

  • Manage the change control procedure gaining agreement for revisions to the project from project sponsors

  • Provide effective leadership for the project group ensuring that group members are motivated and constantly developing their skills and experience

TL, full stack java (01/2016 – 09/2016)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Senior Full Stack Java Developer - Team Leader

Project description

Wizard-like web application to help users build and automate their interactions with the SDMX infrastructure

Client

EUROSTAT

Methodology

Agile

Technologies

Jira, Bamboo, Git, REST; SDMX 2.0; SDMX 2.1; Java 8; Spring Web Flow, Bootstrap 3.0, JQuery, Spring Framework, CentOS, Windows

Main activities and responsibilities:

  • Analysis and Development of a web application

  • Team coordination (aprox. 5 persons)

technical PM (04/2013 – 01/2016)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Technical Project Manager - Java and .Net projects

Project description

SDMX Tools Maintenance : A suite of tools promoted by EUROSTAT to the Member States and used in order to automate the periodic exchanges of statistical data between the Member States and EUROSTAT.

Client

EUROSTAT

Methodology

Agile

Technologies

MS Project, Jira, Bamboo, Git, REST; SDMX 2.0; SDMX 2.1; Java 1.5; HTML; JavaScript; Web Services; Spring Framework; XML., MS Windows, CentOS

Main activities and responsibilities:

  • Analysis, Development, Enhancement and Maintenance of the SDMX Reference Infrastructure and the related suite of SDMX-Tools, developed in the past and based on the SDMX 2.0 and SDMX-2.1 standards

  • Supervision of the .NET and JAVA teams located in Stuttgart, Bucharest and Luxembourg to deliver in scope, on time, in budget always keeping in mind the high quality standards imposed by INTRASOFT International.

  • Managing the development and implementation of the project in accordance with the identified business needs,

  • Acquiring and utilizing the necessary resources and skills, within agreed parameters of cost, timescales, and quality;

  • Give proposals for project strategies, planning, definition of tasks and deliverables, review of project deliverables, quality control, risk analysis and management, status reports, problem reporting and management systems, follow up and organisation

  • Participate in functional working groups and progress meetings

  • Estimate costs, timescales and resource requirements for the successful completion of the project.

  • Prepare and maintain project and quality plans and track activities against the plan, provide regular and accurate reports

  • Monitor costs, time cales and resources used, and take action where these deviate from agreed tolerances. Ensure that delivered systems are implemented within these criteria

  • Manage the change control procedure gaining agreement for revisions to the project from project sponsors

  • Provide effective leadership for the project group ensuring that group members are motivated and constantly developing their skills and experience

sr. dev jee (06/2012 – 03/2013)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Senior Analyst-Programmer Java JEE

Project description

ICISNET CUSTOMS (V.601108) : ICISnet is a modern customs system for Greek customs implementing EU and national regulations. Its scope is to fully cover customs officers’ needs as well as traders and / or citizens who are dealing with customs era. The system interfaces with external systems either EU or National ones applying safety regulations imposed by EU and / or Greek authorities and laws. It’s developed through 18 modules/applications which cover every activity, transaction, operation of Greek customs. It is a centralised system developed with the most recent technologies and methodologies. The ICISnet system is related to the implementation of EU Decisions and Directives and is operational on a 24/7 basis. ICISNET is considered to be a high volume data system as the number of users is 2,000 (long-term the system will be used from 10,000 users).

Client

Ministry of Finance of Greece (KTP)

Methodology

Agile

Technologies

Spring Webflow, Weblogic Server 10.3; JEE (Java Platform, Enterprise Edition), Spring Integration, JMS, SOAP web services, Arch Linux, MS Windows

Main activities and responsibilities:

  • Maintain the existing application

  • Ensuring the correct application of Agile principles.

project manager (10/2010 – 05/2012)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Deputy Project Manager - Java Projects

Project description

OHIM-SMS :The project concerned the provision of corrective, adaptive and preventive maintenance of software relating to the Office’s core business information systems for trademark and design registration. These systems cover the complete life-cycle and business process of a Community Trade Mark or Registered Community Design such as services for examination, opposition and cancellation, payment, communication between customer and the Office and access to specific services, e.g. classification tools

Client

Office for Harmonization in the Internal Market - OHIM

Methodology

Waterfall

Technologies

MS Project, Jira, SVN, Java 1.5; HTML; JavaScript; Web Services; Weblogic,Spring Framework; XML., MS Windows

Main activities and responsibilities:

  • Coordinated the team located in Bucharest (approximately 15 people) in maintaining and developing a set of 10 applications for the Office of Harmonization in the Internal Market (OHIM)

  • Managing the development and implementation of the project in accordance with the identified business needs,

  • Acquiring and utilizing the necessary resources and skills, within agreed parameters of cost, timescales, and quality;

  • Give proposals for project strategies, planning, definition of tasks and deliverables, review of project deliverables, quality control, risk analysis and management, status reports, problem reporting and management systems, follow up and organisation

  • Participate in functional working groups and progress meetings

  • Estimate costs, timescales and resource requirements for the successful completion of the project.

  • Prepare and maintain project and quality plans and track activities against the plan, provide regular and accurate reports

  • Monitor costs, timescales and resources used, and take action where these deviate from agreed tolerances. Ensure that delivered systems are implemented within these criteria

  • Manage the change control procedure gaining agreement for revisions to the project from project sponsors

  • Provide effective leadership for the project group ensuring that group members are motivated and constantly developing their skills and experience

TL, full stack java (01/2009 – 11/2010)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Team Leader - Full stack java

Project description

Consular Protection Website : The system is a complete content management system with three main content categories organized: 1) information about Consular Protection provided mutually by all European Embassies to European Citizens outside European Union, 2) Contact information for all European Embassies in countries outside EU, and 3) Official Travel Advice information relayed from Cool web site. The website provides the information also in a format compatible with mobile devices.

Client

European Commission - Justice (DG JUST)

Methodology

Waterfall

Technologies u sed:

Alfresco DMS, MS Windows, Java, JavaScript, Rest, Struts2, Tomcat, Linux

Main activities and responsibilities:

  • Coordination of the Romanian Team (5 people) into developing several websites: Anti-trafficking, European Migration Network and Consular Protection.

  • Recreated the architecture for the above specified sites and design the integration with Alfresco document management system.

TL, full stack java (04/2007 – 12/2008)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Team Leader - Full stack java

Project description

EUBOOKSHOP - EU Bookshop : EU Bookshop is an online service that aims to provide a single access point to citizens and businesses for various publications of the European institutions, agencies and other bodies, published and/or catalogued by the Publications Office. Publications may be downloaded directly from the site or ordered. EU Bookshop provides simple and advanced search functions as well as browsing functionalities. Furthermore, users can sign up to ‘My EU Bookshop’ and access personalized functions: search queries can be saved for regular use or the user can choose to be notified by e-mail about publications of interest.

Client

Publications Office of the European Union (OPOCE)

Methodology

Waterfall

Technologies

Tomcat 5.x, Java 1.5, Spring, Struts2, MS Windows, Linux, JIRA

Main activities and responsibilities:

  • Coordination of the development team

  • Design the architecture of the system

  • Write documentation

  • Implementation and unit testing

sr. java dev (12/2004 – 03/2007)

Employer

INTRASOFT International SA

Type of business or sector

IT Services

Position Held

Senior Java Programmer

Project description

FISH1 – DG Fisheries – R.904: The mission of the Data Collection System is to collect, store and aggregate data that are derived from the national programmes set up by the Member States of the European Union in accordance with the Commission Regulation (No. 1639/2001). Transmissions of data have been automated and are carried out through a formalised data communication process facilitated by the project within a delimited time period.

Client

European Commission - Maritime Affairs and Fisheries (DG MARE)

Methodology

Rational Unified Process

Technologies

MS Windows, JIRA, ColdFusion, Fusebox, Java, HTML, XML

Main activities and responsibilities:

  • Technical analysis of the existing system and the new modules

  • Re-engineering of some parts of the product in accordance to new requirements

  • Implementing change requests and new functionalities

  • Unit testing

sr. java dev (06/2004 – 12/2004)

Employer

INTRACOM

Type of business or sector

IT Services

Position Held

Senior Programmer

Project description

RPL : web query builder on the census data without any SQL knowledge. This visual query builder was a wizard-like application where every step translated a certain SQL feature into statistics friendly inputs. The final query result was displayed as a pivot table and allowed export in several formats.

Client

Romanian National Institute for Statistics (INS)

Methodology

Waterfall

Technologies

MS Windows, Linux, J2EE; Hibernate Framework Model 2.2/3; Servlet 2.3/JSP 1.2; Tomcat 5.x

Main activities and responsibilities:

  • Design and documentation of the entire application.

  • Development of the system.

  • Writing unit tests.

java dev (06/2003 – 06/2004)

Employer

DRAEXLMEIER Gmbh.

Type of business or sector

Electrical and electronic systems

Position Held

Programmer

Project description

IPST : IPST is an applications designed for the management of production of electrical parts for cars.

Client

Internal project

Methodology

Waterfall

Technologies

J2EE; Servlet 2.3/ JSP 1.2; JBoss 4.0.2; website content design; Toad for Oracle 8.x; JUnit Framework 3.8.1

Main activities and responsibilities:

  • Write Functional -Technical Analysis

  • Design parts of the application

  • Code according to specifications

  • Write unit tests

java dev (06/2002 – 06/2003)

Employer

PRODINF SOFTWARE LTD.

Type of business or sector

IT Solutions

Position Held

Junior Programmer

Project description

Asig 4.0 : Asig 4.0 is a J2EE application meant to manage the insurance process of a big insurance company. Asig 4.0 had all features needed: from client and risk management to insurance-premiums computation.

Client

Asirag

Methodology

Waterfall

Technologies

MS Office; Orion Application Server; Java 1.4; JBuilder

Main activities and responsibilities:

  • Development of the swing client part of the application according to specifications

Education and training

Formal education

Postgraduate in Information Technology

Dates (from – to)

10/2000 – 10/2002

Name and type of organisation providing education and training

University of Pitesti

Principal subjects/occupational

Information Technology

Title of qualification awarded

Postgraduate in Information Technology

Level in national classification

EQF Level 7

BSc in Mathematics

Dates (from – to)

10/1995 – 10/1999

Name and type of organisation providing education and training

University of Pitesti

Principal subjects/occupational

Mathematics

Title of qualification awarded

BSc in Mathematics

Level in national classification

EQF Level 6

Informal education

Rock The JVM : Cats

Cats

Dates (from-to)

01/12/2022 - 13/03/2021

Name and type of organization providing education

Rock The JVM

Principal subjects/occupational

Scala with Cats

Title of qualification awarded

Certification of completion

Java Memory Management

Java Memory Management

Dates (from-to)

01/03/2021 - 08/03/2021

Name and type of organization providing education

LinkedIn

Principal subjects/occupational

Java Memory Management

Title of qualification awarded

Certification of completion

Foundations of Apache Cassandra

Cassandra Foundations

Dates (from-to)

14/04/2020 - 20/04/2020

Name and type of organization providing education

Datastax

Principal subjects/occupational

Datastax Enterprise 6 : Cassandra Foundations

Title of qualification awarded

Certification of completion

Lightbend Akka for Scala Professional - Level 1

Akka certificate

Dates (from-to)

07/04/2020-13/04/2020

Organization providing education

Lightbend Academy

Principal subjects

Akka Framework

Title of qualificaiton awarded

Certification of completion

JPA and Hibernate fundamentals

Hibernate certificate

Dates (from – to)

01/12/2016 – 28/12/2016

Name and type of organisation providing education and training

Udemy

Principal subjects/occupational

Java Persistence: JPA and Hibernate fundamentals

Title of qualification awarded

Certification of Completion

MongoDB certification

MongoDb for Java Developers

Dates (from – to)

01/09/2015 – 31/10/2015

Name and type of organisation providing education and training

MongoDB University

Principal subjects/occupational

MongoDB for Java Developers

Title of qualification awarded

Certification of Course Completion

Functional Programming Principles in Scala

Functional programming principles

Dates (from – to)

01/06/2015 – 31/07/2015

Name and type of organisation providing education and training

Coursera.org by École Polytechnique Fédérale de Lausanne

Principal subjects/occupational

Functional Programming Principles in Scala

Title of qualification awarded

Certificate of Excellence

CMMI certification

Dates (from – to)

23/06/2011 – 25/06/2011

Name and type of organisation providing education and training

CUNIX Info Tech

Principal subjects/occupational

CMMI

Title of qualification awarded

N/A

Alfresco training

Dates (from – to)

01/01/2011 – 31/03/2011

Name and type of organisation providing education and training

Personal training

Principal subjects/occupational

Training in Alfresco

Title of qualification awarded

N/A

SCJP Java Certification

Dates (from – to)

01/01/2007 – 01/06/2007

Name and type of organisation providing education and training

Sun

Principal subjects/occupational

SCJP documentation

Title of qualification awarded

SUN - SCJP- certification

PLSQL course

Dates (from – to)

01/06/2006 – 15/06/2006

Name and type of organisation providing education and training

Oracle Romania

Principal subjects/occupational

Informatics and Programming languages

Title of qualification awarded

Attendance certificate

Coldfusion training

Dates (from – to)

01/12/2004 – 31/12/2004

Name and type of organisation providing education and training

Personal training

Principal subjects/occupational

Coldfusion MX6

Title of qualification awarded

N/A

Technical talks

Personal skills and competences

Languages

English

Reading skills

C1 – Proficient User

Writing skills

C1 – Proficient User

Verbal skills

C1 – Proficient User

French

Reading skills

A2 – Basic User

Writing skills

A2 – Basic User

Verbal skills

A2 – Basic User

Social Skills

The candidate is an open-minded, self-motivated person with very good communication skills. He has more than 11 years of experience working in international and multi-client environment with proven experience in managing distributed teams

Organizational skills

He has excellent leadership, managerial and communication skills and performs well under pressure with a rapid self-starting capability, creating also a comfortable atmosphere with his colleagues in even in the stressful working environments.

Other

Driving License: B