Growth Marketing Intern

Cleeng; Poznań; Hybrid; PLN 20,000 - 31,000; Part time

Benefits offered by this job

Paid sick leave

Events & celebrations

International team

Job summary

Cleeng is seeking a Growth Marketing Intern to support demand generation and content creation for six months. You will work with our Product Marketing Director on LinkedIn ads, outbound lists, and experiments to drive traffic, while learning AI-first B2B marketing in a global team across Amsterdam, Poznań, Manila and NYC.

You’ll gain hands-on experience with HubSpot, LinkedIn Campaign Manager, and AI tools, with weekly mentoring and opportunities to contribute to campaigns and content across

Qualifications

• Student or recent graduate in marketing, business, economics, communications or related field.
• Proficiency in using AI.
• Excellent written and spoken English.
• Comfort with numbers: spreadsheets and metrics like CTR, conversion rate, cost per lead.
• Hands-on use of AI tools such as Claude or ChatGPT in your work.
• Curiosity about B2B SaaS, streaming and subscription businesses.
• Organized and reliable; flag blockers early.
• Nice-to-have: experience with LinkedIn Campaign Manager, HubSpot or Instantly.

Responsibilities

• Support lead nurturing by managing HubSpot nurture flows, drafting emails, and keeping data clean.
• Support outbound by building prospect lists and outreach sequences.
• Track results, run tests, and maintain a marketing dashboard with weekly metrics.
• Create content: LinkedIn posts, blog articles, and newsletter items, plus video scripts.
• Learn AI workflows and use Claude tools daily.
• Benefit from weekly 1:1 mentoring with Product Marketing Director.
• Mostly remote work with a weekly Poznań sync for PZN-based candidates.

Skills

Student/recent graduate in marketing/–

AI proficiency

English (written & spoken)

Numbers & metrics (CTR, conversion, LE

AI tools usage (Claude/ChatGPT)

Curiosity about B2B SaaS/streaming

Organized & reliable

Tools

LinkedIn Campaign Manager

HubSpot

Instantly

Job description

This is a Growth Marketing Intern role, and it sits at the heart of how we build pipeline. For six-twelve months you will work side by side with our Product Marketing Director on demand generation and content: running LinkedIn ads, building outbound lists, running experiments to drive traffic, working with YouTube creators, reporting on what works, and creating the content that feeds every campaign.

• A student or recent graduate in marketing, business, economics, communication or a related field.
• Proficiency in using AI

• Available full-time or part time (24h / weekly minimum) for 6 months, and preferebly able to join a weekly in-person sync in Poznań
• Excellent written and spoken English..

• Comfort with numbers: spreadsheets, and metrics like CTR, conversion rate and cost per lead.

• Hands‑on use of AI tools such as Claude or ChatGPT in your own work, with an example you can show us.

• Curiosity about B2B SaaS, streaming and subscription businesses, and how they grow (LTV, churn, conversion funnels).

• Organized and reliable. You finish what you start and flag blockers early.
• A plus: experience with LinkedIn Campaign Manager, HubSpot or Instantly.

Responsibilities:

• Support lead nurturing (core). Help run our HubSpot nurture flows: segment leads by source and stage, draft nurture emails, and keep lead data clean. Track engagement and flag warm leads for sales. Your manager reviews every email before it goes out.
• Support outbound. Build and clean prospect lists and prepare outreach sequences for review.
• Track results and suggest tests. Pull weekly numbers into our marketing dashboard, spot what's changing, and suggest small experiments to drive traffic, including small LinkedIn ad tests. You recommend; your manager makes the call.
• Create content. Draft LinkedIn posts, blog articles and newsletter items, help with video scripts and captions, and research YouTube creators who fit our audience.
• Learn our AI workflows. Use Claude and our AI‑assisted research and writing tools every day.

• Direct mentoring from our Product Marketing Director, with a weekly 1:1.
• Hands‑on experience with AI‑first B2B marketing, from Claude workflows to agent‑led product demos.
• Mostly remote work, with a weekly team sync in Poznań (for PZN based candidates)
• A dynamic and innovative work environment with a talented, collaborative team.
• 100 % paid sick leave within the agreed limits;
• Events, celebrations
• Work with an international team of well - rounded experts in Amsterdam (HQ), Poznan, Manila, NYC. 16 nationalities and counting!
• Work on unique, market‑leading, SaaS products, with clients all over the world, from New Zealand, Japan, Europe, US, and Latam;
• Work closely with people who value diversity, hard work, friendly relationships and love their jobs, and get all together to the next level!