KONSTANTINOS SFENDONIS
Kozani
Summary
Results-driven language professional prepared to elevate written content quality. Adept at identifying and correcting grammatical errors, enhancing coherence, and ensuring consistency in tone and style. Known for collaborative spirit, reliability, and ability to adapt to shifting project demands, while showcasing keen attention to detail and strong organizational skills.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Greek Proofreader & AI Translation Validator
Transifex
Remote
02.2026 - Current
- Edited and refined translated content for clarity and accuracy across multiple languages.
- Improved document accuracy by meticulously proofreading and editing various types of content.
- Checked and corrected grammatical and spelling errors in diverse documents.
- Ensured consistency in style and tone by adhering to clients'' specific guidelines and preferences.
- Used style guidelines to make accurate changes and comply with ideal structure.
Freelance Translation, Proofreading, Subtitling
Fiverr
04.2021 - Current
- Managed multiple projects simultaneously while maintaining a high level of attention to detail and organization.
- Adapted quickly to changing project requirements, demonstrating flexibility and adaptability under pressure.
- Enhanced client satisfaction by delivering high-quality work within deadlines.
- Analyzed user feedback to gather input and identify areas required for improvement.
- Implemented localization features allowing for seamless translation of apps into multiple languages, broadening the user base and market reach.
- Provided real-time translation support during high-stakes operations, enabling effective communication between team members and foreign counterparts.
Freelance Translation, Proofreading, Subtitling
Upwork.com
04.2021 - Current
- Managed multiple projects simultaneously while maintaining a high level of attention to detail and organization.
- Enhanced client satisfaction by delivering high-quality work within deadlines.
- Adapted quickly to changing project requirements, demonstrating flexibility and adaptability under pressure.
- Provided real-time translation support during high-stakes operations, enabling effective communication between team members and foreign counterparts.
- Implemented localization features allowing for seamless translation of apps into multiple languages, broadening the user base and market reach.
Webmaster
Motorsite.gr
Thessaloniki, Greece
09.2021 - 06.2022
- Coded websites using HTML, CSS, JavaScript, and jQuery languages.
- Enhanced user experience by implementing responsive web design and optimizing website performance.
- Resolved technical issues promptly, ensuring minimal disruption to website performance and user satisfaction.
- Provided front-end website development using WordPress, Hubspot, and other editing software.
- Increased website traffic through search engine optimization strategies and targeted content creation.
- Troubleshot issues with websites and fixed scripting and use issues.
- Managed multiple projects simultaneously, delivering high-quality results within tight deadlines.
Education
Associate's Degree - Web Design
IEK AKMI
Thessaloniki, Greece06-2022
Certificate of Proficiency in English - English
University of Cambridge
Cambridge05-2015
Skills
- Translation Services: English to Greek and vice versa
- English fluency
- Proofreading
- Subtitling
- Tech Savvy
- Video Editing
- Customer Support
- Problem-Solving
- Proofreading experience
- Strong grammar skills
- Patience and focus
Certification
Certificate of Proficiency in English, Level C2
- University of Cambridge
LANGUAGES
Greek: Native language
English: Proficient
Timeline
Greek Proofreader & AI Translation Validator
Transifex
02.2026 - Current
Webmaster
Motorsite.gr
09.2021 - 06.2022
Freelance Translation, Proofreading, Subtitling
Fiverr
04.2021 - Current
Freelance Translation, Proofreading, Subtitling
Upwork.com
04.2021 - Current
Certificate of Proficiency in English - English
University of Cambridge
Associate's Degree - Web Design
IEK AKMI