Grid Dynamics

7 days ago

Hyderabad, Telangana, India GRID DYNAMICS PRIVATE LIMITED Full time ₹ 10,00,000 - ₹ 3,00,00,000 per year

Description : Big Data DeveLoper.

Essential Functions :

- Design and implement data pipelines for migration from HDFS/Hive to cloud object storage (e.g., S3, Ceph).

- Optimize Spark (and optionally Flink) jobs for performance and scalability in a Kubernetes environment.

- Ensure data consistency, schema evolution, and governance with Apache Iceberg or equivalent table formats.

- Support migration strategy definition by providing technical input and identifying risks.

- Mentor junior developers and review their code / design decisions.

- Collaborate with platform engineers, cloud architects, and product stakeholders to align technical implementation with project goals.

- Troubleshoot complex distributed system issues in data pipelines or storage integration.


Qualifications :

- Experience 7 to 12 Years.

- Scala and Python.
- Apache Spark (batch & streaming) must

- Deep knowledge of HDFS internals and migration strategies.

- Experience with Apache Iceberg (or similar table formats like Delta Lake / Apache Hudi) for schema evolution, ACID transactions, and time travel.

- Running Spark and/or Flink jobs on Kubernetes (e.g., Spark-on-K8s operator, Flink-on-K8s).

- Experience with distributed blob storages like Ceph or AWS S3 and similar.

- Building ingestion, transformation, and enrichment pipelines for large-scale datasets.

- Infrastructure-as-Code (Terraform, Helm) for provisioning data infrastructure.

- Ability to work independently while guiding juniors.

Would be a plus :

- Experience with Apache Flink.

- Prior experience in migration projects or large-scale data platform modernization.

- Apple experience preferred (to enable him/her to get up to speed on our tooling set quickly and more independently).

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