Growth Engineer – Outbound, Data Automation

eFly

. Build professional cold outbound setups with Spintax, domain warm-up, SPF/DKIM/DMARC, and Instantly .

Posted 10/19/2026full-timeStuttgart • GermanyMid-LevelSenior💰 €58,000 - €75,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and optimizing high-volume cold email campaigns using tools like Instantly, while effectively managing data processes and automation through APIs and webhooks. Strong analytical skills and bilingual communication in German and English enhance collaboration and lead generation efforts.

Highest-signal resume keywords

High-Volume Email Campaign ManagementCold Email Tools ExpertiseData-Driven Lead GenerationAutomation Platforms ExperienceBilingual Communication Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

DNS SettingsAPIsData StructuresAutomationLead-ScrapingCampaign ManagementA/B TestingData CleaningOutbound AutomationTechnical Optimization

Soft Skills

Analytical ApproachEntrepreneurial MindsetStrong Communication

Tools & Technologies

InstantlyClayPhantomBusterApolloZapierMakeLinkedIn Sales Navigator

Industry Keywords

Cold OutboundLead GenerationEmail DeliverabilitySales WorkflowsData-Driven Methods

Tech Stack

Tools & technologies

ApolloDNS

About the role

Key responsibilities & impact

Build professional cold outbound setups with Spintax, domain warm-up, SPF/DKIM/DMARC, and Instantly
Ensure maximum deliverability for high-volume email campaigns
Set up scalable email campaigns in Instantly and optimize A/B tests
Manage systematic sending across multiple accounts
Extract, clean, and enrich audience data using Clay, PhantomBuster, Apollo, and APIs
Connect outbound tools with the CRM and sales workflows via Zapier, Make, or custom webhooks
Monitor reply rates, deliverability, and meeting-booking rates using data-driven methods
Derive technical and content optimization measures
Learn existing data processes and implement your own outbound automations
Work with the team to optimize and expand lead-generation and sales structures

Requirements

What you’ll need

Strong IT background with an understanding of DNS settings, webhooks, APIs, data structures, and automation
Extensive hands-on experience with Instantly or comparable cold-email tools for high-volume sending
Proven track record in cold outbound, data-driven lead generation, and technical campaign management
Experience with lead-scraping and enrichment tools such as Clay, Apollo, and LinkedIn Sales Navigator
Experience with automation platforms such as Make and Zapier
Structured, analytical, and entrepreneurial approach to work
Willingness to take an active, hands-on role
Strong communication skills in German and English
Open to flexible collaboration as a consultant/coach, freelancer, or full-time employee
On-site presence in Stuttgart three days per week despite the stated remote/hybrid arrangements

Benefits

Comp & perks

Permanent employment contract
Six-month probationary period
40-hour workweek
28 days of annual leave
100% remote work and flexibility
Maximum freedom and responsibility in building and scaling the technical outbound infrastructure
Access to best-in-class tools, automation systems, and budgets
Flexible collaboration possible as a freelancer or strategic consultant/coach
Great team with open communication and genuine team spirit