NIKOS SIDOPOULOS
Galatsi
Summary
Quality-driven Product Manager with a proven track record at COSMOTE, enhancing product innovation and market penetration. Excellent technical knowledge and presentation skills. Firm grasp of product composition, structure and applications.. Excelled in fostering teamwork and collaboration across departments, significantly contributing to customer satisfaction and retention.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Product Manager
COSMOTE
Athens
05.2023 - Current
- Conducted market research and competitor analysis to identify industry trends, customer pain points, and opportunities for product innovation and differentiation.
- Collaborated with cross-functional teams, such as engineering, marketing, and sales, to define product requirements, prioritize features, and deliver customer-centric solutions.
- Defined and tracked key performance indicators (KPIs) to measure product success and drive continuous optimization based on data-driven insights.
- Ensured compliance with industry regulations and standards, including data privacy and security protocols, to maintain product integrity and customer trust.
- Defined product pricing, positioning, and go-to-market strategies in collaboration with commercial teams to maximize market penetration, and profitability.
Training Applications & ELearning Developer
COSMOTE
Athens
01.2013 - 02.2021
- Company Overview: Design and create training materials, manuals and online modules for the entire Customer Support Department of Cosmote (>6000 agents)
- Maintain, develop and update company's LMS platforms (eFront, Oracle Taleo)
- Evaluate the effectiveness of training modules and export reports
- Design and create training materials, manuals and online modules for the entire Customer Support Department of Cosmote (>6000 agents)
- Maintain, develop and update company's LMS platforms (eFront, Oracle Taleo)
- Evaluate the effectiveness of training modules and export reports
Senior Digital Learning Designer
COSMOTE
Athens
02.2021 - 05.2023
- Led a team of four junior eLearning developers, providing mentorship, guidance, and oversight to ensure quality and timely delivery of projects.
- Applied advanced instructional design principles and utilized multimedia tools to create innovative training materials, including courses, simulations, and assessments.
- Collaborated with cross-functional teams, subject matter experts, and stakeholders to ensure content accuracy, relevance, and alignment with learning objectives.
- Ensured compliance with accessibility standards (e.g., WCAG, Section 508), and best practices in user experience design.
- Contributed to the continuous improvement of eLearning strategies by analyzing learner feedback, performance metrics, and emerging trends in digital education.
Business Trainer
COSMOTE
Athens
01.2012 - 01.2013
- Company Overview: Perform induction training courses for new employees and refresh trainings courses
- Collaborate with section managers to identify company training needs
- Perform soft skills trainings to promote company efficiency and improve the skills of personnel
- Perform induction training courses for new employees and refresh trainings courses
- Collaborate with section managers to identify company training needs
- Perform soft skills trainings to promote company efficiency and improve the skills of personnel
Retention Consultant
OTE S.A.
Athens
10.2010 - 01.2012
- Company Overview: Address complaints with the goal of increase satisfaction and securing renewals or saves
- Offer discounts or special deals as needed
- Address complaints with the goal of increase satisfaction and securing renewals or saves
- Offer discounts or special deals as needed
Sales Consultant
OTE S.A.
Athens
10.2007 - 10.2010
- Company Overview: Finding out prospective customers and new target segments
- Contact prospective customers and provide them with information about the business products and services
- Finding out prospective customers and new target segments
- Contact prospective customers and provide them with information about the business products and services
Education
Industrial Management and Technology -
University of Piraeus
01.2018
High School -
58th High School of Athens
01.2007
Skills
- Authoring tools (iSpring, Articulate Storyline)
- LMS (LearnWorlds, eFront, Taleo)
- Project Management
- MS office
- Power BI
- SQL
- HTML and CSS
- SAS
- Data Analysis
- Teamwork and collaboration
Languages
Greek
First Language
English
Proficient (C2)
C2
German
Intermediate (B1)
B1
Certification
- Professional Diploma in Digital Marketing (Alba Graduate Business School)
- Introduction to Structured Query Language (SQL) (University of Michigan)
- Google Project Management Certificate (Google)
- Introduction to Data Analytics for Business (University of Colorado Boulder)
Accomplishments
- Member of the COSMOTE CS Training team as Training and Development Specialist who won the GOLD award in “Sales Excellence Awards 2016” in category “Innovative Technologies in Automation and Sales Upgrade”
- Member of the COSMOTE CS Training team as Trainer who won the 1st award in “EIEP Awards 2012” in category “Innovation@Training”
Hobbies and Interests
- Travelling
- Music
- Swimming
- Reading
- Gadgets
Timeline
Product Manager
COSMOTE
05.2023 - Current
Senior Digital Learning Designer
COSMOTE
02.2021 - 05.2023
Training Applications & ELearning Developer
COSMOTE
01.2013 - 02.2021
Business Trainer
COSMOTE
01.2012 - 01.2013
Retention Consultant
OTE S.A.
10.2010 - 01.2012
Sales Consultant
OTE S.A.
10.2007 - 10.2010
Industrial Management and Technology -
University of Piraeus
High School -
58th High School of Athens
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