GTM & Growth Engineer

About this role

Build automation and data systems that support Cosuno’s marketing and growth efforts. Partner with marketing stakeholders to create measurable solutions across paid marketing, lifecycle, sales handoffs, and content.

About the company

Cosuno is a construction tendering platform that helps contractors find relevant bids and submit offers across the DACH market.

The team

Marketing team, working closely with the Senior Lifecycle & Customer Growth Manager, Demand Generation Manager, and Marketing Lead.

Stack

What you'll do

• Automate marketing and lifecycle workflows, segmentation, triggers, and personalization.
• Build paid marketing integrations, audience syncs, conversion feedback, and adaptive campaign feeds and landing pages.
• Connect product events, CRM, enrichment, transaction history, and warehouse data.
• Automate creative production and support LLM-based tools for content and operations.
• Create reusable experimentation setups with holdouts and measurement.
• Launch automations with human review, control testing, and rollout and rollback plans.

What we're looking for

• Experience building production marketing or growth automation.
• Hands-on experience with APIs, webhooks, and automation tools.
• Strong Python and SQL skills.
• Knowledge of ad platform and CRM data, audiences, conversion tracking, and attribution limitations.
• Experience shipping LLM-based or agentic automation into real workflows.
• Fluent English and ability to explain trade-offs clearly.

Nice to have

• Experience in B2B SaaS or a two-sided marketplace.
• TypeScript experience.
• German language skills.

Benefits

• Fully remote work or an office option in Berlin Kreuzberg, with flexible hours.
• New MacBook Pro.
• Regular team off-sites and events.
• Regular one-to-ones and development conversations.