CRM / Retention Manager (Email / SMS)

Location: Prague, Czech Republic — On-site
Project: Sweepstakes platform targeting the US market
Schedule: Monday–Friday, 15:00–00:00 Prague time

Responsibilities

• Plan, create, and launch Email and SMS campaigns.
• Build automated Welcome, Retention, Reactivation / Win-back, and VIP communication flows.
• Segment audiences based on user behavior, engagement, and lifecycle stage.
• Develop marketing copy, promotional offers, and CRM mechanics.
• Run A/B tests and analyze campaign performance.
  Monitor key performance metrics and identify opportunities to improve retention and revenue.
• Develop and test new hypotheses to optimize communication strategies.
• Independently manage campaigns and oversee their execution.

Requirements

• At least 1 year of experience in CRM, Retention, Lifecycle Marketing, or Email / SMS Marketing.
• Hands-on experience launching Email / SMS campaigns and setting up automated communication flows.
• English proficiency at B2 level or above, with strong written communication skills.
• Ability to independently write persuasive marketing copy in English.
• Experience with audience segmentation and A/B testing.
• Practical experience with Braze, Klaviyo, Iterable, Optimove, Customer.io, or similar platforms.
• Understanding of user lifecycle management and retention strategies.
• A proactive, independent, and results-oriented approach.