Software Engineer

Duration : 6 Months (Freelance) Location : Brazil (Remote must be based in Brazil) Start Date : ASAP Key Responsibilities: Develop and enhance large-scale data processing systems in a distributed environment Design and optimize pipelines and metadata models Build and customize Spark internals and contribute to open-source community Collaborate with cross-functional teams in a fully agile setup Design Fine Grained Access Control systems for big data platforms Maintain and improve platform performance and scalability Requirements: 5+ years as a Software Engineer with strong Java expertise (Kotlin is a plus)3+ years building scalable big data infrastructure/platforms Solid experience with Spark, Hadoop, Parquet/ORC, or Flink Strong OOP and system documentation skills Results-oriented mindset and proactive communication Fluency in English (Mandatory) Nice to Have: Knowledge of AWS and Kubernetes.

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