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Sr. Data Engineer - Spark

Techsa Cairo, Cairo, Egypt

Software Development · 11-50 employees

Aug 10
Remote data-engineer Senior (5-10 yrs) Full-time
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About the role

Design and operate high-volume analytical data systems end to end using Apache Spark. Build and maintain high-scale batch and near-real-time data pipelines on self-managed infrastructure.

What they look for

Apache Spark Java Scala Python Spark Structured Streaming Kafka SQL Kubernetes YARN Trino Presto Apache NiFi dbt Apache Iceberg Delta Lake Docker

Requirements

Requires 7+ years of experience in data engineering and software development with deep production expertise in Apache Spark. Candidates must be proficient in Java, Scala, or Python and have experience operating Spark on self-managed clusters.

Full description

Building high-scale batch and near-real-time data pipelines deployed on infrastructure we run ourselves (on-prem), not managed cloud services. You will design and operate high-volume analytical data systems end to end, with Apache Spark as the core processing engine for both batch and streaming workloads.

Requirements

  • 7+ years

of experience in data engineering and software development

  • Ability to

write high-quality code in Java/Scala, Python, or equivalent languages

  • Deep,

hands-on production experience with Apache Spark — batch and Spark Structured Streaming (core requirement)

  • Demonstrated

Spark performance tuning: partitioning, caching and persistence, broadcast joins, shuffle reduction, data-skew handling, and Adaptive Query Execution

  • Experience

operating Spark on self-managed clusters (YARN, Kubernetes, or standalone) — executor sizing, resource allocation, and multi-tenant workloads

  • Practical

experience with Kafka (or equivalent messaging systems) as a Spark source and sink for high-volume workloads, including offset and checkpoint management

  • Practical

experience with distributed query engines (e.g., Trino/Presto or similar)

  • Practical

experience with ETL / data integration tools, commercial or open-source (e.g., Datastage, Informatica, Apache NiFi, or similar)

  • Practical

experience with SQL-based transformation frameworks (e.g., dbt or others)

  • Strong SQL

skills and understanding of data modeling and data warehousing for analytical workloads

  • Hands-on

experience with real-time / low-latency analytical stores (columnar or OLAP engines, e.g., Apache Pinot/ClickHouse or similar)

  • Practical

experience with big-data platforms and distributions (e.g., Cloudera, Hadoop ecosystem, Databricks, or similar)

  • Practical

experience containerizing and operating data workloads (Docker; Kubernetes a plus)

  • Experience

with workflow orchestration tools (e.g., Airflow or similar)

  • Familiarity

with data lake table formats (e.g., Apache Iceberg, Delta Lake, or similar), including schema evolution and compaction

  • Familiarity

with data governance / cataloging tools (e.g., DataHub or similar)

  • Familiarity

with lakehouse management systems (e.g., Apache Amoro or similar)

  • Familiarity

using AI tools for development and debugging (Claude, Cursor, Codex)

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