Data Engineer

Jobtailor

Rio de Janeiro

Presencial

BRL 120 000 - 190 000

Tempo integral

14 dias+

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Resumo da oferta

Jobtailor is seeking a skilled ETL and data integration specialist to develop and maintain ETL processes, evolve applications in OSS environments, and analyze data from telecommunications platforms.

You will optimize SQL performance, integrate between databases and APIs, support technical analysis of legacy systems, and collaborate with technical and business stakeholders to deliver reliable data solutions.

Qualificações

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.

Responsabilidades

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.

Conhecimentos

ETL Development

Data Integration

SQL

Java

JavaScript

XML

API Integration

Performance Optimization

Analytical Skills

Communication Skills

Technical Autonomy

Ferramentas

Informatica Cloud (IICS)

Oracle

MongoDB

Descrição da oferta de emprego

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

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

Core Competencies

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.

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