Data Engineer

remopt

Senior Data Engineer focusing on ETL processes and application integration in the telecommunications sector. Responsibilities include enhancing OSS applications and data processing systems.

Posted 7/23/2026full-timeRio de Janeiro • 🇧🇷 BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in ETL processes, data integration, and application development within OSS environments, with a strong focus on SQL performance optimization and API integration. Capable of providing technical support and documentation while effectively collaborating with both technical and business stakeholders.

Highest-signal resume keywords

ETL DevelopmentInformatica Cloud (IICS)Advanced SQL Performance TuningAPI IntegrationJava Application Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ETL ProcessesData IntegrationSQLJavaJavaScriptXMLOracleMongoDBAPI IntegrationPerformance Optimization

Soft Skills

Analytical SkillsConsultative SkillsCommunication SkillsTechnical Autonomy

Industry Keywords

OSS EnvironmentsTelecommunicationsCorporate Environments

Tech Stack

Tools & technologies

CloudETLInformaticaJavaJavaScriptMongoDBOracleSQL

About the role

Key responsibilities & impact

Development and maintenance of ETL processes
Evolution and maintenance of applications integrated with the OSS ecosystem
Analysis, processing and integration of data from telecommunications platforms
Development of new features and improvements in existing systems
Integration between databases, APIs and corporate systems
SQL query tuning and performance optimization
Technical support for application analysis and evolution
Technical documentation and support for internal teams
Interaction with technical and business stakeholders

Requirements

What you’ll need

Experience in critical corporate environments, preferably in telecommunications
Knowledge and experience in OSS environments
Strong experience with ETL and data integration
Hands-on experience with Informatica Cloud (IICS)
Advanced SQL and performance tuning
Experience with Oracle and MongoDB
Experience with API integration
Development and maintenance of applications using: Java, JavaScript, XML
Ability to work on evolutionary maintenance and technical analysis of legacy systems
Analytical, consultative and hands-on profile
Excellent verbal and written communication skills
Ability to work with technical autonomy

Benefits

Comp & perks

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