Fierceli Inc, MBE, SBE
Data Engineer
Skills
3 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Sunnyvale, CA, USA
Work mode:
Onsite
Published on:
20 October 2026
What they need
Data Engineer
Job Summary
We are seeking a skilled Data Engineer to develop and maintain data ingestion and processing pipelines that consolidate data from multiple sources and formats into a centralized repository. The ideal candidate will have hands-on experience with data engineering, data processing frameworks, workflow orchestration, and infrastructure fundamentals to ensure reliable, scalable, and compliant data integration.
Key Responsibilities
- Design, develop, and maintain data ingestion pipelines to collect and integrate data from multiple sources into a centralized repository.
- Build and optimize data processing workflows to handle diverse data formats and large volumes of data.
- Ensure data ingestion and processing adhere to applicable data governance, quality, security, and compliance requirements.
- Develop and maintain ETL/ELT pipelines using Python, SQL, and Apache Airflow.
- Work with distributed data processing technologies such as Apache Spark and Apache Flink.
- Troubleshoot data pipeline failures, investigate data quality issues, and resolve processing bottlenecks.
- Collaborate with infrastructure, networking, and platform teams to support reliable data movement and integration.
- Monitor pipeline performance, data accuracy, and system reliability.
- Optimize data workflows for scalability, efficiency, and operational stability.
- Document data pipelines, processing logic, and technical procedures.
Required Skills and Qualifications
- Strong programming experience with Python and SQL .
- Hands-on experience building and maintaining data ingestion and processing pipelines.
- Experience with Apache Airflow for workflow orchestration and scheduling.
- Experience working with multiple data formats, such as JSON, CSV, Parquet, Avro, or similar.
- Understanding of ETL/ELT processes, data integration, and centralized data repositories.
- Knowledge of data engineering infrastructure, networking fundamentals, and data transfer mechanisms.
- Strong troubleshooting, debugging, and problem-solving skills.
Preferred / Plus Skills
- Experience with Apache Spark for distributed data processing.
- Experience with Apache Flink for stream processing.
- Experience with additional data querying, processing, and analytics tools.
- Familiarity with big data technologies and scalable data platforms.
- Experience with data governance, compliance, and data quality controls.
Ideal Candidate
The ideal candidate is a hands-on Data Engineer who can build reliable data pipelines, integrate data from heterogeneous sources, and deliver compliant, high-quality data into a centralized repository. They should be comfortable working across data processing, orchestration, infrastructure, and networking environments.
Core Technologies: Python, SQL, Apache Airflow
Additional Technologies: Apache Spark, Apache Flink, big data query tools
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