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Lead Data Engineer and AI/ML Architect blending 15+ years of distributed systems expertise with cutting-edge Generative AI and Computer Vision solutions.
General Information
| Full Name | Sunil Sarolkar |
| Role | Lead Data Engineer & AI/ML Architect |
| Location | Pune, India |
| Languages | English, Hindi, Marathi |
Professional Experience
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2015 - Present Assistant Vice President / Lead Data Engineer
Deutsche Bank, Pune -
Strategic Leadership: Spearheaded the architectural migration of legacy financial platforms to Google Cloud (GCP), reducing infrastructure costs by 30% and improving scalability.
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AI/ML Innovation: Architected and deployed GenAI solutions for “Community of Practice,” enabling business users to leverage LLMs for automated document processing and insight generation.
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Engineering Excellence: Led the development of “Feed and Adjustment Workstation,” a critical accounting sub-ledger system processing millions of daily transactions. Optimized data pipelines using Spark and BigQuery.
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Team Management: Mentored a cross-functional team of 10+ engineers, establishing best practices in CI/CD, microservices architecture (Spring Boot), and TDD.
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Key Projects:
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• Structform: Designed a high-performance Data Transformation Engine using Transformer models, achieving 99% accuracy in mapping complex financial message formats.
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• GenAI Test Automation: Built a LangChain-based framework to automate JUnit test case generation, cutting developer testing time by 40%.
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2013 - 2015 Senior Software Engineer
Cognizant Technology Solutions, Pune -
Core Systems Development: Played a pivotal role in the “Global Securities Infrastructure (GSI)” initiative, designing robust backend services for managing complex stock and cash positions.
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Quality Assurance: Engineered a custom TestSuite using JUnit for comprehensive end-to-end testing of position management applications, significantly reducing production defects.
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Performance Optimization: Refactored critical database queries and application logic, resulting in a 20% improvement in transaction processing speed.
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2011 - 2013 Senior Software Engineer
HSBC GLT -
Trading Platform Development: Core contributor to the award-winning “Barracuda” trading platform. Collaborated directly with global stakeholders in the UK and US to interpret and implement complex DFA regulatory requirements.
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System Integration: successfully integrated the trading platform with major external financial networks (DTCC, MarkitWire), ensuring seamless real-time data exchange.
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Crisis Management: provided critical disaster recovery support for the trading desk during Hurricane Sandy, ensuring business continuity.
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2010 - 2011 Software Engineer
High Mark Credit Information Services -
Data Product Development: Developed analytical engines for Credit Bureau reports using Java/J2EE ecosystem (Struts, Spring, Hibernate).
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Risk Analytics: Built the “Overlap Report” and “Incidence High Default (IHD)” report generators, key products used by banks for risk assessment and decision-making.
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Education
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2024 PG Certification in Computational Data Science (CDS)
Indian Institute of Science, Bangalore -
Specialized in Scalable Computing for AI/ML, Neural Networks, and Data Engineering. Capstone project focused on maximizing parallel processing efficiency.
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2007 Diploma in Advanced Computing (DAC)
ACTS, Pune -
Intensive training in System Programming, Enterprise Java, and Database Technologies.
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2006 Bachelor of Engineering, Electronics
Pune University / VIT, Pune -
2024 Professional Data Engineer
Google Cloud -
Demonstrated proficiency in designing and building data processing systems and operationalizing machine learning models on Google Cloud.
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Certifications & Badges
Deutsche Bank Generative AI Developer
Deutsche Bank Cloud Engineer
Deutsche Bank Cloud Data Engineer
Deutsche Bank Machine Learning Engineer
Open Source Projects
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2024 Structform
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Creator. An open-source, Transformer-based engine for structured data transformation. Demonstrates the application of Deep Learning to solve traditional ETL challenges with 99% accuracy.
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2024 Indian Sign Language Translator
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Lead Developer. A computer vision solution combining Pose Estimation and Transformers to translate sign language in real-time. Hosted on Hugging Face.
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Honors and Awards
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2022 - **Deutsche Bank Excellence Award**: Recognized for outstanding contribution to Cloud Migration initiatives.
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2018 - **Deutsche Bank Excellence Award**: Awarded for delivery excellence in the Accounting Subledger project.
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2012 - **GBM, AMG & GBP Awards (HSBC)**: For exceptional delivery and crisis support.
Interests
- Professional: **GenAI & LLMs**, **Distributed Systems Architecture**, **Astrophysics**, **Quantum Computing**.
- Personal: Trekking (Himalayas), Chess Strategy, Yoga & Mindfulness.