Hadoop Hive Python Developer
Job DescriptionMust Have Technical/Functional SkillsPrimary skills: Hadoop, Hive, Python, 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 9+ yearsRoles & ResponsibilitiesSeeking a Senior Big Data Engineer with 9-14 years of experience specializing in Hadoop, Python, Hive PySpark, Kafka, 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 ResponsibilitiesBig 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 managementZ-OrderingDelta Change Data Feed (CDF)schema evolution & enforcementACID 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 9-14 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 modelingDelta Lake optimizationsData quality frameworks on LakehouseStructured & 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 SummaryDiscretionary 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 yearQualifications: BACHELOR OF COMPUTER SCIENCE