Customer Support Trainer

Confidential

Not specified contract

Posted: May 20, 2026

Job Description

⭐️ CoreStar is a dynamic technology company supporting partners in heavy-load industries with high-performance solutions. Our expert teams bring a startup-driven mindset, focusing on innovation, collaboration, and efficiency in every project. At CoreStar, you’ll have the opportunity to grow your skills, tackle exciting challenges, and directly contribute to impactful products

We are looking for an experienced Customer Support Trainer. This is a high-impact role at the intersection of product knowledge, communication excellence, and commercial performance. The Trainer will be responsible for building and delivering a comprehensive training curriculum that equips Customer Support agents across all brands with the knowledge, skills, and mindset to deliver outstanding user experiences.

The ideal candidate brings hands-on experience in customer support operations, strong product training capability, and a proven ability to develop training that sticks.

📌 Key Responsibilities:

Design, build, and maintain a structured onboarding curriculum for new CS agents.

Develop refresher training modules for existing agents on product updates, procedural changes, and performance gaps.

Produce clear, engaging training materials including guides, quick-reference cards, video scripts, and scenario playbooks.

Collaborate with QA and Team Leads to identify training needs from ticket reviews and quality assessments.

⭐️ Benefits:

• 18 non-service delivery days per year;

• Birthday presents from the company;

• Compensation for English and Greek language classes (partially paid by the Company after 3 months of service)

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