Claro Brasil Tech Stack

Brazil's largest telecom operator with 83M+ customers across mobile, broadband, and digital services

Telecommunications São Paulo, SP 10,001+ employees Privately Held

Claro Brasil operates a large-scale telecommunications infrastructure serving over 83 million customers across Brazil's 4,800+ municipalities. The tech stack—Java, Python, Oracle, AWS, OCI, and Spring-based services layered on virtualized infrastructure—reflects a traditional telecom backbone modernizing toward cloud and microservices. Hiring momentum centers on sales (39 open roles) rather than engineering (20), paired with active projects around digital sales channels and partner onboarding, suggesting the company is prioritizing growth through distribution and partnerships over core platform overhaul.

Tech Stack 200 technologies

Core StackVMware Power BI Java Python Oracle MySQL PostgreSQL MongoDB AWS Dynatrace Elasticsearch Spring Node.js Redis RabbitMQ React Next.js Vue JavaScript TypeScript AWS Lambda KVM SMPP OCI WebLogic Oracle SOA Suite Spring Boot Elasticsearch, Logstash, Kibana Vert.x Memcached+170 more

AdoptingSAP

What Claro Brasil Is Building

◆Challenges

Retaining high-value condominium customers
Cross-selling mobile services
Integrating data from multiple sources
Increasing sales in high-value condominiums
Ensuring compliance with audits
Competitive positioning
Expanding market penetration
Reducing churn
Expanding partner network
High competition

▲Active Projects

Sales shift in condominiums
Digital sales channel expansion
Marketing actions for high-value condominiums
Competitive action plans
Door-to-door channel effectiveness
Partner action plan implementation
Co-selling and funding with hyperscalers
Partner onboarding and ramp-up
Partner business plan development
Salesforce training program

Hiring Activity

Accelerating85 roles · 80 in 30d

Department

Sales

Engineering

Marketing

Finance

Ops

Data

Support

Design

Seniority

Senior

Mid

Junior

Manager

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About Claro Brasil

Claro Brasil is Brazil's leading telecommunications provider, offering mobile services, fixed broadband, and a suite of digital products including entertainment (streaming), financial services, satellite connectivity, and industrial IoT solutions. The company operates in over 4,800 municipalities with more than 83 million customers, holding the top position in net portability gains for over five years. Beyond consumer and SMB services, Claro runs specialized connectivity offerings for automotive, agriculture, and industrial sectors, alongside beOn, an innovation hub connecting internal business units with external partners. The organization is privately held and headquartered in São Paulo.

HeadquartersSão Paulo, SP

Company Size10,001+ employees

Hiring MarketsBrazil

Frequently Asked Questions

What is Claro Brasil's customer base?

Claro Brasil serves 83+ million customers across Brazil, operating in more than 4,800 municipalities and leading portability gains for over five years.

What tech stack does Claro Brasil use?

Java, Python, Oracle, MySQL, PostgreSQL, MongoDB, AWS, OCI, Spring Boot, WebLogic, and an ELK stack (Elasticsearch, Logstash, Kibana) for logging and monitoring.

How this profile is built

Claro Brasil's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.