Company Details
Technology Stack
Professional Summary
Joao Barros is CTO at Árvore de Livros. Árvore de Livros operates in the education management industry and has 290 employees. Based in Sao Paulo, State of Sao Paulo, Brazil. Classified as a c-suite-level CTO leader. Their organization's technology stack includes Route 53, Sendgrid, Gmail, Google Apps, Amazon AWS, and 9 other technologies.
Position in the CTO Rank Database
- • Typical CTO compensation in State of Sao Paulo: $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 June 2026.
Frequently Asked Questions
How do I contact Joao Barros?
Joao Barros has a verified email address on file on CTO Rank. They work at Árvore de Livros. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Joao Barros work for?
Joao Barros is CTO at Árvore de Livros, a company in the education management industry with 290 employees. The company is headquartered in Rio de Janeiro, State of Rio de Janeiro, Brazil.
What is Joao Barros's role in technology leadership?
Joao Barros is classified as a CTO leader at the c-suite level.
What technologies does Joao Barros's organization use?
Joao Barros's organization uses a technology stack that includes Route 53, Sendgrid, Gmail, Google Apps, Amazon AWS, Freshdesk. This information is useful for sales teams, recruiters, and technology vendors.
Is Joao Barros open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to Joao Barros using the verified contact information available to Pro members. When recruiting a CTO, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to Joao Barros at Árvore de Livros?
Joao Barros is CTO at Árvore de Livros. CTOs like Joao Barros typically evaluate vendors in Route 53, Sendgrid, Gmail, and related categories. Use CTO Rank Pro to get verified email and approach directly.
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