Neeraj Kumar
Bengaluru,KA
Summary
PySpark Developer with 5+ years of hands-on experience in PySpark and Python for building scalable Big Data and ETL solutions, combined with 12+ years of overall experience in analytics and BFSI consulting. Strong background in PySpark-based data asset development, ETL pipeline design, and data analysis, with prior expertise in SAS-based credit risk analytics and RAROC modeling. Experienced in requirement gathering, solution configuration, and consulting-led project delivery.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Senior Consultant / PySpark Developer
Capco Technologies Pvt. Ltd.
05.2021 - Current
- Designed and developed PySpark-based data assets for large-scale ETL pipelines supporting analytics and reporting use cases.
- Performed data analysis, transformation, and enrichment using PySpark DataFrames and Spark SQL.
- Built distributed data transformations using Spark DataFrames and Spark SQL, improving performance and scalability.
- Ensured data quality, consistency, and performance optimization across batch pipelines.
- Mentored junior developers on PySpark best practices, code optimization, and debugging techniques.
Module Lead
Sopra Steria
09.2017 - 05.2021
- Worked across analytics initiatives with focus on SAS-based credit risk and gradual transition towards Python and Big Data technologies.
- Supported data migration and transformation efforts, created technical documentation, requirement specifications, and led task allocation and delivery tracking.
- Led task allocation, code reviews, and delivery tracking for analytics team members.
Associate – Credit Risk & Data Analytics
Ameriprise Financial
05.2014 - 09.2017
- Worked extensively on credit risk and marketing analytics using SAS and SQL.
- Built and maintained data marts and ETL workflows using SAS DI Studio.
- Applied governance rules, suppressions, and segmentation logic on large customer datasets.
- Delivered analytical insights to business stakeholders through reports and dashboards.
- This role built the strong data foundation later applied to PySpark-based Big Data systems.
Reporting Analyst
Mindwork Associates / Ameriprise India Pvt. Ltd.
01.2013 - 01.2014
- Utilized Excel, Excel VBA, MS Access, and SAS to develop marketing and sales performance reports.
- Analyzed large datasets to identify trends and key insights while continuously improving reporting accuracy and efficiency.
Data Analyst
Pearson Education Services
02.2012 - 06.2012
- Transformed and formatted large student datasets using Excel for upload into the PowerSchool application.
- Identified and interpreted trends and patterns in complex datasets to support reporting needs.
Education
B.Tech - Computer Science & Engineering
Kurukshetra University
Kurukshetra, India07-2011
Skills
- PySpark (DataFrames, Spark SQL, performance tuning)
- Python (data transformations and analytics solutions)
- SQL (complex joins, optimizations)
- GCP Fundamentals
- Credit Risk Analytics
- Apache Spark
- Hadoop Ecosystem (HDFS – working knowledge)
- Unix / Shell Scripting
- Advanced Excel
- Tableau (reporting & dashboards, prior experience)
- SAS (Base, Advance, DI – prior experience)
- Requirement Specification
- Stakeholder & Client Management
- Agile Delivery Support
Certification
- Spark and Python for Big Data with PySpark
- Google Cloud Certified - Cloud Digital Leader
- SAS Certified Base Programmer
Languages
English
Bilingual or Proficient (C2)
Hindi
Bilingual or Proficient (C2)
Timeline
Senior Consultant / PySpark Developer
Capco Technologies Pvt. Ltd.
05.2021 - Current
Module Lead
Sopra Steria
09.2017 - 05.2021
Associate – Credit Risk & Data Analytics
Ameriprise Financial
05.2014 - 09.2017
Reporting Analyst
Mindwork Associates / Ameriprise India Pvt. Ltd.
01.2013 - 01.2014
Data Analyst
Pearson Education Services
02.2012 - 06.2012
B.Tech - Computer Science & Engineering
Kurukshetra University