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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

  • 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.

    • 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.

    • 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.

    • Team Management: Mentored a cross-functional team of 10+ engineers, establishing best practices in CI/CD, microservices architecture (Spring Boot), and TDD.

    • Key Projects:

    •   • Structform: Designed a high-performance Data Transformation Engine using Transformer models, achieving 99% accuracy in mapping complex financial message formats.

    •   • GenAI Test Automation: Built a LangChain-based framework to automate JUnit test case generation, cutting developer testing time by 40%.

  • 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.

    • Quality Assurance: Engineered a custom TestSuite using JUnit for comprehensive end-to-end testing of position management applications, significantly reducing production defects.

    • Performance Optimization: Refactored critical database queries and application logic, resulting in a 20% improvement in transaction processing speed.

  • 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.

    • System Integration: successfully integrated the trading platform with major external financial networks (DTCC, MarkitWire), ensuring seamless real-time data exchange.

    • Crisis Management: provided critical disaster recovery support for the trading desk during Hurricane Sandy, ensuring business continuity.

  • 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).

    • Risk Analytics: Built the “Overlap Report” and “Incidence High Default (IHD)” report generators, key products used by banks for risk assessment and decision-making.

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
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    2024
    Professional Data Engineer
    Google Cloud
    • Demonstrated proficiency in designing and building data processing systems and operationalizing machine learning models on Google Cloud.

Certifications & Badges

Deutsche Bank Generative AI Developer

Deutsche Bank Generative AI Developer

Deutsche Bank Cloud Engineer

Deutsche Bank Cloud Engineer

Deutsche Bank Cloud Data Engineer

Deutsche Bank Cloud Data Engineer

Deutsche Bank Machine Learning Engineer

Deutsche Bank Machine Learning Engineer

Open Source Projects

  • 2024
    Structform
    • 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.

  • 2024
    Indian Sign Language Translator
    • Lead Developer. A computer vision solution combining Pose Estimation and Transformers to translate sign language in real-time. Hosted on Hugging Face.

Honors and Awards

  • 2022
    • **Deutsche Bank Excellence Award**: Recognized for outstanding contribution to Cloud Migration initiatives.
  • 2018
    • **Deutsche Bank Excellence Award**: Awarded for delivery excellence in the Accounting Subledger project.
  • 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.