Claro Brasil Tech Stack

Brazil's largest telecom with satellite, cloud, and fintech services across 4,800+ municipalities

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

Claro Brasil operates Brazil's most expansive telecom infrastructure, serving 83+ million customers across fixed, mobile, and satellite networks. The tech stack reveals a split architecture: Java/Spring/Oracle for core enterprise systems balanced against modern cloud-native tools (Node.js, React, Elasticsearch, RabbitMQ) for digital services and streaming. Current hiring acceleration is led by engineering and sales roles in near-equal measure—a pattern aligned with simultaneous infrastructure scaling (new data centers, telecom network rollouts) and market expansion (B2B cloud product development, alternative business models).

Tech Stack 149 technologies

Core StackJava Spring MySQL MongoDB AWS Node.js Redis RabbitMQ Salesforce Apex Python PL/SQL Dynatrace Splunk Grafana Jira React Angular Spring Boot Git Elasticsearch, Logstash, Kibana Vert.x Memcached Azure GCP Huawei Cloud Oracle Cloud Kibana Zabbix Vlocity+117 more

What Claro Brasil Is Building

◆Challenges

Retaining high-value condominium clients
Incident management
Identifying data lake bottlenecks
High availability
Improving quotation processes
Identifying operational risks
Optimizing operational processes
Improving data analysis processes
Reducing churn
Identifying upsell opportunities

▲Active Projects

Number portability system evolution
B2b cloud product development
Integration of new data centers into automation
Alternative business model structuring
Lancamento ou reposicionamento de ofertas
New client prospecting strategy
Projetos de implantação de redes de telecomunicações
Programa de energia limpa
Employee engagement test project
Ai-driven repetitive task reduction

Hiring Activity

Accelerating90 roles · 55 in 30d

Department

Engineering

Sales

Marketing

Support

Ops

Data

Finance

Product

Seniority

Senior

Mid

Junior

Manager

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About Claro Brasil

Claro Brasil is a diversified telecom operator providing mobile, fixed-line, satellite, and bundled services to consumers and enterprises across Brazil. The company operates in 4,800+ municipalities and manages one of the country's largest network infrastructures, including satellite assets and industrial connectivity solutions. Beyond connectivity, the company develops bundled entertainment (music, TV, gaming, video services), fintech products, and cloud services targeting B2B customers. The organization spans traditional telecom operations (network deployment, number portability, billing) and newer digital initiatives (data analytics, AI automation, new service launches).

HeadquartersSão Paulo, SP

Company Size10,001+ employees

Hiring MarketsBrazil

Frequently Asked Questions

What tech stack does Claro Brasil use?

Java, Spring Boot, MySQL, MongoDB, Elasticsearch, AWS, Azure, GCP, Node.js, React, Angular, Oracle, Salesforce, Dynatrace, and RabbitMQ form the primary stack. The mix suggests enterprise backend systems (Java/Spring/Oracle) paired with cloud-native and API-driven services.

What is Claro Brasil working on?

Active projects span number portability evolution, B2B cloud product development, new data center integration, telecom network deployments, service relaunch initiatives, AI-driven task automation, and clean energy programs. The mix reflects infrastructure modernization alongside digital product expansion.