Karanveer Gurjot Dhaliwal

S

Staff Data Engineer at Reliance Jio | ex-American Express

Reliance Jio
Chandigarh, India · IST (UTC+5:30)
12+ years experience
Jadavpur University
English, Hindi, Punjabi
Messaging unavailable

Overview

15 years in software engineering, the last 1 at Reliance Jio, where I work on the data platform team. Brought on-call pages for data platform down from 40 a week to 2. Before that: American Express and Siemens. Most at home with Python and Snowflake. Learning Japanese, slowly.

Good reasons to reach out
  • Working sessions on Spark
  • Thoughtful intros to people in my field
Please don't message about
  • Courses and coaching offers
  • Offshore staffing offers

Answers in batches on Fridays

Skills
SparkPythonAirflowSnowflake

Experience

  1. Staff Data Engineer
    Sep 2025 - Present
    Reliance Jio · 1 yr 1 mo · Full-time · Chandigarh, India
    • Taught SQL to 39 non-analysts.
    • Wrote the metric definitions the leadership team reviews every week.
    • Cut forecast error from 22% to 9% across 1414 SKUs.
  2. Senior Data Engineer
    Mar 2022 - Jul 2025
    American Express · 3 yr 4 mo · Full-time · Chandigarh, India
    • Wrote the metric definitions the leadership team reviews every week.
    • Taught SQL to 83 non-analysts.
  3. Data Engineer
    Aug 2020 - Mar 2022
    Siemens · 1 yr 7 mo · Full-time · Chandigarh, India
    • Taught SQL to 182 non-analysts.
  4. Data Engineer
    Oct 2018 - Aug 2020
    Capgemini · 1 yr 10 mo · Full-time · Chandigarh, India
    • Reduced stock-outs by 38% in the first season.
    • Taught SQL to 72 non-analysts.
  5. Data Engineer
    Feb 2015 - Oct 2018
    MakeMyTrip · 3 yr 8 mo · Full-time · Chandigarh, India
    • Wrote the metric definitions the leadership team reviews every week.
    • Taught SQL to 112 non-analysts.

Projects

Conference talk: lessons from forecasting
2022

What went wrong and what worked while scaling demand forecasting.

References

No references yet.

Education

  1. Jadavpur University
    B.E., Mathematics
    2007 - 2011

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