Welcome to my My personal portfolioportfolio
Antonis KatsonisMarketing, Customer Service & Innovation ExplorerExploring how marketing, technology, and creativity merge to build smarter human experiences.
Delivering customer-focused marketing
Redefining support through connection
Exploring innovative AI tools and technologies
Sharing insights through experiences
Employed by
Global brands I have been proud to be part of, trusting my skills across marketing, customer experience, and innovation.
About Me
Experience
A journey across industries and roles that taught me how strategy, empathy, and innovation intersect.
Customer Service Specialist
Suitsupply — Amsterdam
Supporting global customers across chat, email, and phone, handling returns, payments, VAT invoices, and logistics through Salesforce while collaborating with stores and warehouses to maintain strong KPIs and customer satisfaction.
Customer Support / Fashion Advisor
Concentrix (Zara Home) — Barcelona
Provided solution-focused support via email and chat, resolving customer issues efficiently while maintaining high CSAT through strong product knowledge and clear communication.
Marketing Officer
Unicaf — Cyprus
Executed international marketing campaigns, optimised landing pages with UTM tracking, and delivered email marketing and CRM workflows using Brevo and Elastic Email.
Customer Service Operations Specialist
TELUS International (Stripe) — Ireland
Supported Stripe-based payment operations, handling transactions, refunds, disputes, and account investigations while translating technical issues into clear customer guidance.
Guest Experience
Andaz Prinsengracht (Hyatt) — Amsterdam
Delivered high-touch guest experiences in a five-star hospitality environment, strengthening communication, problem-solving, and customer empathy under pressure.
Marketing Assistant
Social Impact Lab (Home/Grown SO14) — Southampton
Supported digital presence and events, managed website and social media content, and contributed to SEO and organisational research.
<Portfolio/>
A curated selection of projects that blend strategy, creativity, and structure. Each one reflects how I approach marketing as both an art and a system — built on insight, collaboration, and innovation.
Content Marketing & Copywriting
Where visuals, words, and strategy work together to tell the right story
Email Marketing & Campaign Strategy
Where precision and creativity meet performance
Data & Insights
Turning numbers into strategy
Web Applications, Wikis and Digital Systems
Building full-stack web applications, digital workflow systems, and Notion wikis with modern technologies
AI Labs
Exploring the future of artificial intelligence through cutting-edge experiments and innovations.
ExploreSkills
A blend of creative, analytical, and human-focused abilities shaped by experience across marketing, service, and digital innovation. Every skill represents a tool to turn ideas into measurable impact.