Here's a refined job description for your Paid Growth Hacker position, tailored to attract the right candidates:
Company: Your Company Name
Location: Remote/On-site
Type: Full-time/Part-time/Contract

About Us:
Insert a brief description of your company and its mission. Highlight the importance of your email newsletter and its value proposition to users.
Job Overview:

We are seeking a Paid Growth Hacker with extensive experience in setting up, managing, and optimizing user acquisition campaigns for a free consumer email newsletter. Our objective is to acquire as many paid users as possible at the lowest cost per user, ensuring that they are of the highest quality and yield excellent email open and engagement rates.
Key Responsibilities:

    Campaign Strategy: Develop and implement effective user acquisition strategies tailored to our target markets, focusing on both Tier-1 and Tier-2 countries.
    Campaign Management: Set up, manage, and optimize paid acquisition campaigns across various channels (e.g., Google Ads, Facebook Ads, LinkedIn, etc.) to maximize reach and conversion rates.
    Target Audience Analysis: Identify and segment target audiences to ensure that campaigns resonate with potential users in our key geographic areas.
    Performance Tracking: Analyze campaign performance metrics and KPIs, adjusting strategies as needed to optimize user acquisition efforts.
    Cost Optimization: Continuously seek ways to reduce the cost per acquisition (CPA) while enhancing the quality of users and their engagement rates.
    Experimentation: Conduct A/B testing and experiment with different ad formats, copy, and targeting strategies to identify the most effective approaches for user acquisition.

Qualifications:

    Proven experience in user acquisition, growth hacking, or digital marketing, particularly with a focus on email newsletters or similar products.
    Strong understanding of digital advertising platforms (e.g., Google Ads, Facebook Ads) and analytics tools.
    Ability to analyze data and make data-driven decisions to optimize campaigns.
    Experience in targeting and acquiring users in international markets, especially English-speaking countries.
    Creative problem-solver with a passion for growth and a willingness to experiment with new strategies.

Why Join Us?

    Highlight any unique benefits, company culture, or opportunities for professional development.
    Mention any relevant tools or technologies the candidate will have the opportunity to work with.

If you are an innovative growth hacker with a passion for driving user acquisition and want to make a significant impact on our email newsletter's success, we would love to hear from you! Please submit your resume and a brief cover letter outlining your relevant experience and why you would be a great fit for our team.

Feel free to adjust any sections to better fit your company and its needs!