Arunava Maiti
Strategic Data Engineer @ NatWest Group | ML Engineer, Data Architect
- Role
- Vice President at NatWest Group
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About Arunava Maiti
NatWest Group depends on advanced data engineering to meet evolving business demands. As Assistant Vice President with over 3 years in this role, I contribute to designing scalable architectures and pipelines for structured and unstructured data. My work integrates modern cloud-native tools, batch/streaming mechanisms, and big data platforms like Snowflake and DynamoDB to ensure optimal data accessibility and operational efficiency. A strong advocate for data governance, I focus on quality frameworks that empower data-driven decision-making. By leveraging expertise in Spark, Hadoop, and cloud ecosystems, I collaborate to migrate legacy systems and build innovative data solutions. My prior leadership at Cognizant sharpened my ability to streamline data architectures, fostering impactful analytics strategies for global clients.
Experience
Vice President
Sep 2025 — Present
I’m a lead data engineer and architect at NatWest, where I design and scale enterprise data platforms on AWS and Spark to handle terabyte-scale processing with speed and reliability. Over the years, I’ve driven strategic data initiatives that cut onboarding timelines from weeks to days, strengthened governance to meet 100% compliance, and introduced automation that boosted accuracy and efficiency.I’m also passionate about exploring AI/ML to solve real-world problems and mentoring teams to deliver at their best. For me, data engineering is not just about pipelines—it’s about building trusted systems that power innovation across the bank.Mentoring and guiding engineering teams on best practices, performance tuning, and cloud-native data solutions, fostering a culture of continuous improvement.
Education
Indian Institute of Technology, Roorkee
Postgraduate Certificate Program in Data Science & AI, AI,ML And DS
Anna University Chennai
Master of Computer Applications (MCA), Information Technology
2008 — 2011
Pailan College of Management and Technology 156
BCA, Information Technology
2005 — 2008
Skills
- Sqoop
- Hdfs
- Apache Mesos
- Big Data
- Hive
- Maven
- No Sql
- Apache Pig
- Flume
- Spark
- Sql
- Hibernate
- Hadoop
- J2ee Web Services
- Big Data Analytics
- Hbase
- Core Java
- Devops
- Mapreduce
- Java Enterprise Edition
- Scala
- Spring Framework
- Unix
- Apache Spark
- Agile Methodologies
- Machine Learning
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