- Delta Change Data Feed (CDF) o schema evolution & enforcement o ACID transaction handling
Job Description
Must Have Technical/Functional Skills
Primary skills: PySpark, Apache Kafka, Hadoop Ecosystem, Hive, Databricks Lakehouse Architecture, Delta Lake, Bronze/Silver/Gold Data Modeling, Big Data ETL Pipeline Development, SQL, Real-time Data Ingestion Frameworks, Data Governance & Cataloging, CI/CD Tools - Git, Jenkins, Bitbucket, Workflow Orchestration, and Cloud & On-Prem Big Data Platforms.
Experience: Minimum 10+ years
Roles & Responsibilities
Seeking a Senior Big Data Engineer with 10-13 years of experience specializing in Hadoop, PySpark, Kafka, Hive, and strong experience designing data solutions for large-scale financial systems.
In addition, the candidate must possess advanced expertise in Databricks Lakehouse architecture, particularly around Bronze/Silver/Gold layer data modeling, Delta Lake optimizations, and building reliable, scalable pipelines for regulatory, risk, trading, and analytics workloads.
This role focuses on delivering highly performant, well-governed data platforms that support the bank’s mission-critical global markets functions.
Key Responsibilities
Big Data Platform Engineering
- Design, develop, and optimize PySpark-based ETL pipelines running on on-prem Hadoop clusters and cloud environments.
- Build high-volume ingestion frameworks using Kafka for real-time and near-real-time trading and market data.
- Develop, tune, and manage Hadoop ecosystem components—HDFS, YARN, MapReduce, Tez, Oozie/Airflow.
- Build high-performance, optimized Hive data models for regulatory reporting, trade lifecycle, and market risk processing.
Databricks Lakehouse & Delta Framework
- Architect and implement Bronze/Silver/Gold layer modeling patterns within the Databricks Lakehouse.
- Apply Delta Lake best practices including:
- optimized file management
- Z-Ordering
- Delta Change Data Feed (CDF) o schema evolution & enforcement o ACID transaction handling
- Build reusable frameworks for ingestion, cleansing, transformation, and consumption of data across Lakehouse layers.
- Enable governance, lineage, and auditability using Unity Catalog or equivalent cataloging tools.
Collaboration, Leadership & Delivery
- Collaborate closely with quants, product owners, architects, risk tech, and business users.
- Participate in agile ceremonies - sprint planning, refinement, design reviews.
- Mentor junior engineers and contribute to building strong engineering practices across tech teams.
Required Skills & Experience
- 10-13 years of hands-on experience in Big Data engineering.
- Expert skills in:
- PySpark - dataframe optimizations, partitioning, broadcast strategies, distributed computing.
- Kafka - producer/consumer design, schema registry, streaming ETLs.
- Hadoop ecosystem - HDFS, YARN, MapReduce/Tez, Oozie/Airflow.
- Hive - advanced query tuning, TEZ optimization, partition/bucket management.
- Extensive hands-on experience with Databricks Lakehouse, including:
- Bronze/Silver/Gold layer modeling
- Delta Lake optimizations
- Data quality frameworks on Lakehouse
- Structured & unstructured data handling
- Experience in Global Markets, Risk, Treasury, Trade Surveillance, or Regulatory Reporting.
- Strong SQL knowledge with experience working on massive datasets (TB/PB scale).
Experience with CI/CD practices - Git, Jenkins, Bitbucket, build pipelines.
TCS Employee Benefits Summary
- Discretionary Annual Incentive.
- Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
- Family Support: Maternal & Parental Leaves.
- Insurance Options: Auto & Home Insurance, Identity Theft Protection.
- Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.
- Time Off: Vacation, Time Off, Sick Leave & Holidays.
- Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.
- Salary Range: $110,000- 125,000 a year
Qualifications
BACHELOR OF COMPUTER SCIENCE
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