Digital Marketing Assistant (Intern)

Most work is negotiated or design-build, with some public hard-bid jobs. The concrete division pours foundations, slabs, tilt-up walls and site paving. Founded in 1996, we now have 140 employees. Start time is 6:30 a.m., and crews work 10-hour days in summer.

Overview:

Support the Marketing Team at Construcciones Duero with campaign execution and weekly performance reports. Fully remote, flexible hours, fixed weekly check-ins. Fully remote. You can work from anywhere in Spain. Normal working hours, Monday to Friday.

Day to day:

• Set up and monitor small Google Ads and Meta Ads campaigns under supervision, with daily budget caps.
• Assist with WhatsApp Business broadcast campaigns and track replies.
• Build email newsletters in Mailchimp or Brevo and segment the contact list by user activity.
• Present one learning or test result in the weekly marketing call.
• Draft blog outlines and short articles for product launches.
• Pull weekly numbers from Google Analytics 4 and the ads dashboards into a Google Sheets report.

Who can apply:

• Eligible to work in Spain.
• Currently enrolled in a bachelor's or master's degree, graduating 2026, 2027 or 2028.
• Available for the full internship period.
• Good written English and attention to small details like spelling and broken links.
• Available 25 to 30 hours a week for at least 3 months.
• No prior internship needed.

Nice to have:

• Experience boosting posts for a college fest or a family business.
• Some HTML for editing email templates.

What you get out of it:

• Possible pre-placement offer for strong performers.
• Reading GA4 and building a weekly report that a founder will actually read.

Duration: 4 months

Start date: Immediately

Stipend: €560 - €600 per month

What we offer:

• Letter of recommendation.
• Possibility of a full-time offer.
• Flexible hours.
• Internet allowance.
• Mentorship.
• Certificate of completion.

Please include your notice period and salary expectations.

Duration: 4 months. Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Construcciones Duero S.L..