Databases: MS SQL Server / T-SQLMS Visual Studio 2012-2107, mySQL, Oracle SQL
Dimitris Tsiolis
Software Engineer
Thessaloniki, 546 35, Greece
Summary
Enthusiastic Full Stack Software Engineer with a demonstrated history of working in the computer software industry.
Keen on web site development, consultancy and support.
Skilled in object-oriented programming, Java(Spring Framework), PHP, Javascript and also knowledge of Oracle SQL, CSS and HTML. Currently working in telecommunication software industry, using Oracle communication products, solutions and services.
Confident on solving any kind of software problems and motivated to learn, grow and excel in computer science.
Dedicate on meeting company goals utilizing consistent and organized practices. Skilled in working under pressure and adapting to new situations and challenges to best enhance the organizational brand.
Overview
9
9
years of professional experience
7
7
years of post-secondary education
4
4
Languages
4
4
Certificates
Work History
OSM Software Engineer
Netcompany-Intrasoft
11.2022 - Current
- Analyzed proposed technical solutions based on important telecommunication clients such as OTE-Cosmote and Vodafone. Collaboration with clients to define solution requirements.
- Maintained existing Oracle software systems by identifying and correcting software defects. Products such as Oracle Communications Order and Service Management (OSM), Oracle Siebel CRM, Oracle Communications Unified Inventory Management (UIM).
- Monitoring and handling of fallout tasks and stucked orders by analyzed technical workarounds and general fixes. Managed to reduce 70% of stucked orders backlog.
- Communication and providing status update to system administrators and other collaborative teams in order to organize our work and volume in order to get aligned and be more productive, efficient and reduce production time.
- Partnered with development team on product development and application support plans.
- Informed internal personnel and external stakeholders of project milestones.
Software Engineer
ALUMIL S.A.
9 2019 - 11.2022
- Lead in Business Process management (BPM) project, using mainly Processmaker's workflow automation tool designed for company's process digitalization.
- Software development, testing and consulting to design and develop robust solutions based on user requirements for functionality, scalability and performance.
- Work on platforms such as Processmaker, Signavio, MS Power Platform.
- Excellent knowledge of BPMN graphical representation for specifying business processes in business process model.
- Completed code enhancement in PHP, javascript, HTML and css, debugging, software troubleshooting, root cause analysis and program reviews.
- Worked with mySQL and Oracle SQL relational database management systems.
- Estimated project requirements and planned milestones, using agile methodology.
- Documented user guides, integration issues and vulnerabilities and outlined improvement recommendations.
- Implementation of more than 30 business processes in 3 years.
- Significant reduction in the completion time of the business processes. Indicative, the process of creation a new customer in ERP system, used to last 3 days and by the use of BPM, the duration reduced to 1 hour.
- Rate of reduction in paper use increased up to 70%
- Integrated new technologies into existing systems, increasing capabilities and improving overall performance.
- Contributed to open-source projects, sharing knowledge with the broader community while gaining valuable insights from other experienced professionals.
Software and Hardware Engineer
BYTE COMPUTER ABEE, Thessaloniki (Greece)
06.2018 - 08.2019
- Solving customer problems dealing with hardware and software issues
- External partner on 3 projects of Lidl Hellas in their HQ
- 2 projects of roll-out accomplished for important partners such as DHL and ELENXIS
- Dealing with new technologies on hardware and software industry
Call Operator/Data Analyst
Research Unit of University of Macedonia, Thessaloniki (Greece)
09.2015 - 03.2016
Technical Support/Internship
General Archives of State/Historical Archive of Macedonia, Thessaloniki (Greece)
03.2015 - 07.2015
Education
Bachelor of Science - Applied Informatics
University of Macedonia, Thessaloniki (Greece)
Thessaloniki, 54 09.2009 - 05.2016
Skills
Communication
undefinedSoftware
Back End: Java, Spring Boot, Web, MVC, Java RESTful API's / JSONORM - Hibernate Nodejs , PHP
Front End: HTML5 / CSS3 / SASS JavaScript
Processmaker: Business Process Automation Software
Oracle Communications Order and Service Management (OSM)
Oracle Siebel CRM
Oracle Communications Unified Inventory Management (UIM)
Oracle Communications Design Studio (IDE)
Timeline
OSM Software Engineer
Netcompany-Intrasoft
11.2022 - Current
ProcessMaker 4 Advanced Architect Course and Developer Course
05-2021
ProcessMaker 3 Advanced Architect Course and Developer Course
11-2019
Software and Hardware Engineer
BYTE COMPUTER ABEE, Thessaloniki (Greece)
06.2018 - 08.2019
Grow Greek Tourism Online -How to Design &Build a website
05-2018
Grow Greek Tourism Online -Digital Advertising: Search, Display & Social
02-2018
Call Operator/Data Analyst
Research Unit of University of Macedonia, Thessaloniki (Greece)
09.2015 - 03.2016
Technical Support/Internship
General Archives of State/Historical Archive of Macedonia, Thessaloniki (Greece)
03.2015 - 07.2015
Bachelor of Science - Applied Informatics
University of Macedonia, Thessaloniki (Greece)
09.2009 - 05.2016
Software Engineer
ALUMIL S.A.
9 2019 - 11.2022
Certification
Grow Greek Tourism Online -Digital Advertising: Search, Display & Social
Interests
Artificial Intelligence
Arts: music, cinema, theater, documentaries
Sports: football
Publications
Iatrou, M.; Karydas, C.; Iatrou, G.; Pitsiorlas, I.; Aschonitis, V.; Raptis, I.; Mpetas, S.; Kravvas, K.; Mourelatos, S. Topdressing Nitrogen Demand Prediction in Rice Crop Using Machine Learning Systems. Agriculture 2021, 11 (4)
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