MARIOS TSIAKIRIS
Information Technology Professional
Elliniko
Summary
Quick-thinking Supervisor recognized for success in guiding teams and boosting performance. Practical problem-solver with excellent issue and conflict resolution skills to drive team and organizational success. Highly effective and knowledgeable in process improvement and software delivery.
Overview
22
22
years of professional experience
7
7
years of post-secondary education
Work History
Dynamic Leader in 360 IT and Software Development
FARADAY NORTON
11.2023 - Current
- Directed high-impact projects from conception to completion, consistently delivering on time and within budget constraints.
- Overseeing network, application, and system implementations, and providing expert guidance on emerging technologies.
- Cultivated strong relationships with stakeholders, improving overall satisfaction and trust in leadership capabilities.
- Mentored junior staff members, helping them develop leadership skills and advance their careers within the organization.
- Hands-on with software, data, and cloud programming, encompassing all relevant aspects of expertise.
Acting Chief Information Officer & Software Development Lead
WATT+VOLT
06.2022 - 10.2023
- Directing internal IT projects and overseeing network, applications, and systems implementations
- Optimized data management processes by designing robust data governance frameworks and policies.
- Promoted organizational transparency concerning IT strategy, budget allocation, project progress updates, and performance metrics.
- Improved customer satisfaction levels with the development and implementation of user-friendly interfaces and applications.
- Delivered innovative technology solutions aligned with business objectives and stakeholder needs.
Software Development Lead
WATT+VOLT
1 2018 - 6 2022
- Spearheaded cross-functional collaboration, fostering a culture of continuous improvement and innovation among team members.
- Analyzing specifications and planning future activities & projects while performing code reviews and hands-on development of new features.
- Facilitated effective communication between stakeholders, translating business requirements into actionable tasks for the development team.
- Drove innovation by researching new technologies and applying them to solve complex business problems.
- Implemented robust security measures, safeguarding sensitive data from potential breaches and ensuring compliance with regulations.
Senior Software Engineer - Team Leader
BinaryTree
12.2015 - 01.2018
- Supervision and development of the company's custom e-Commerce platform and services.
- Worked with project managers, developers, quality assurance and customers to resolve technical issues.
- Provide coaching, mentoring, instructions, and directions to the team members to achieve project goals.
- Optimized code performance for improved user experience and system efficiency.
- Actively worked as a technical manager using the Scrum framework.
- Communicate with the management and clients regarding the on-going tasks, gathering requirements, perform business analysis, defining milestones and planning workloads.
Senior Software Engineer
Globo Mobile S.A.
6 2012 - 11.2015
- Active role in the architecture, analysis, design, and development of the GO!Enterprise back-end server system and the GO!AppZone end user platform client app.
- Led software development initiative as subject matter expert and primary point-of-contact for project management staff.
- Scrum-Agile development; analysis, design, implementation and deployment of new product features.
- Managing and reporting on sprint tasks and the deliverables timeline.
Senior Software Engineer
UNIXFOR S.A.
03.2007 - 06.2012
- Architecture and development of Server and Client applications for large scale Banking Transactional systems, Self Service and Ticketing solutions
- Project Analysis and Design, Project management, software documentation.
- Mentored junior developers, fostering professional growth and enhancing team productivity.
- Unit testing, source control and code versioning, database programming, change request management and systems administration.
Software Engineer
NOON Informatics S.A.
05.2004 - 03.2007
- Web Banking and Intranet portals design and development
- Programming on new features and maintenance on Alpha Bank's Web Banking.
- Experience acquired on Microsoft platform-based infrastructures with extended use of the Microsoft .NET Framework and SQL Server.
- Project management, business requirements analysis and implementation of Web Services; IIS Administration, database programming and systems monitoring.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
Web Developer
EXUS (former Exodus)
09.2002 - 05.2004
- Development of Intranet and Internet solutions, custom web sites and web services for the government, banking, health, and telecom industries.
- Multi-tasked across multiple functions and roles to meet deadlines and organizational expectations.
- Executed project analysis, architectural design, documentation and support.
- Optimized web applications for speed, scalability and security.
Software Developer
TELESOFT HELLAS S.A.
7 2000 - 9 2002
- Development of telecommunication software designed for the needs of STET Hellas S.A (TIM/WIND/NOVA), which involved Database, and Web Programming.
- Project Analysis, Documenting & solution Design.
- Development of the e-Customer Care and Activation Management System solutions.
- Contributed to a positive team environment through effective communication, problem-solving, and collaboration skills.
Education
Computer Analyst - Programmer - Information Technology
Technical High School
Argyroupolis, Greece 04.1993 - 04.1996
Multimedia Development & Computing Studies - Software Programming And Graphics Design
ETHNODATA S.A. Educational Center - Member of National Bank of Greece Group
Moschato, Greece 01.1996 - 04.2000
Skills
SQL Server, MySQL/ MariaDB, MongoDB, PostgreSQL, Oracle 8i/9i
Git, GitLab, Gitflow, Jenkins, NuGet, TFS, VSS, SVN, SmartGit, SourceTree
C#, ASPNET, NET Core
Continuous improvements
Process Improvement
Incidents management
Motivating Teams
Project Management
Team building
Volunteer Experience
Venue Technology Manager Assistant | Athens 2004 Olympic Games
Softball venue facility - Elliniko Olympic Complex
Nominal operation assurance of all Hardware and Software infrastructure including:
- Telecommunications & Networking systems administration.
- Data center & Live Broadcasting services operations.
- Display Panels, Power & Energy systems inspection, test and control.
- Mobile Communication equipment upkeep, setup and repair.
Militaryobligations
Completed
Personal Information
- Date of Birth: 07/25/78
- Marital Status: Married
Languages
English
Recommendations
Available upon request
Timeline
Dynamic Leader in 360 IT and Software Development
FARADAY NORTON
11.2023 - Current
Acting Chief Information Officer & Software Development Lead
WATT+VOLT
06.2022 - 10.2023
Senior Software Engineer - Team Leader
BinaryTree
12.2015 - 01.2018
Senior Software Engineer
UNIXFOR S.A.
03.2007 - 06.2012
Software Engineer
NOON Informatics S.A.
05.2004 - 03.2007
Web Developer
EXUS (former Exodus)
09.2002 - 05.2004
Multimedia Development & Computing Studies - Software Programming And Graphics Design
ETHNODATA S.A. Educational Center - Member of National Bank of Greece Group
01.1996 - 04.2000
Computer Analyst - Programmer - Information Technology
Technical High School
04.1993 - 04.1996
Software Development Lead
WATT+VOLT
1 2018 - 6 2022
Senior Software Engineer
Globo Mobile S.A.
6 2012 - 11.2015
Software Developer
TELESOFT HELLAS S.A.
7 2000 - 9 2002