Company Details
Technology Stack
Professional Summary
Mark Dalby is Chief Technology Officer at Tandem - Language Exchange. Tandem - Language Exchange operates in the e-learning industry and has 47 employees. Based in Berlin, Berlin, Germany. Classified as a c-suite-level CTO leader. Their organization's technology stack includes Route 53, Gmail, Google Apps, Amazon AWS, Atlassian Cloud, and 23 other technologies. Tandem - Language Exchange has raised 7200000 in total funding.
Industry & Role Insights
- • CTO Rank tracks 138,833 CTO leaders with verified contact information.
- • There are 1,957 tech leaders in the e-learning industry in our database.
- • We have verified contacts for 3 tech leaders at Tandem - Language Exchange.
- • 4,166 tech leaders in Berlin are available in our database.
Position in the CTO Rank Database
- • Mark Dalby is 1 of 140,489 leaders with the CTO role tracked in the CTO Rank database.
- • 894 hold the CTO role at e-learning companies (out of 1,968 total e-learning leaders in our database).
- • 1,457 hold the CTO role in Berlin.
- • 479 hold the CTO role at companies with 47 employees.
- • Typical CTO compensation in Berlin: $250,000 – $650,000 (median $420,000). Composite from levels.fyi, Glassdoor, and Payscale data; adjusted for state cost of labor.
Data compiled from LinkedIn public profiles, company filings, and verified public technology signals. Methodology & sources · Updated May 2026.
Frequently Asked Questions
How do I contact Mark Dalby?
Mark Dalby has a verified email address on file on CTO Rank. They work at Tandem - Language Exchange. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Mark Dalby work for?
Mark Dalby is Chief Technology Officer at Tandem - Language Exchange, a company in the e-learning industry with 47 employees. The company is headquartered in Hannover, Niedersachsen, Germany.
What is Mark Dalby's role in technology leadership?
Mark Dalby is classified as a CTO leader at the c-suite level.
What technologies does Mark Dalby's organization use?
Mark Dalby's organization uses a technology stack that includes Route 53, Gmail, Google Apps, Amazon AWS, Atlassian Cloud, Vercel. This information is useful for sales teams, recruiters, and technology vendors.
Is Mark Dalby open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to Mark Dalby using the verified contact information available to Pro members. When recruiting a Chief Technology Officer, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to Mark Dalby at Tandem - Language Exchange?
Mark Dalby is Chief Technology Officer at Tandem - Language Exchange. CTOs like Mark Dalby typically evaluate vendors in Route 53, Gmail, Google Apps, and related categories. Use CTO Rank Pro to get verified email and approach directly.
How accurate is Mark Dalby's profile data?
CTO Rank verifies and refreshes profile data weekly. Mark Dalby's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.
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