Devesh Singh
Data Science Analyst - C11
Delhi, India
Summary
👤
Senior🎓
Top SchoolDevesh Singh is a data engineering professional with 4.5+ years at Citi building and optimizing Spark-based pipelines for regulated risk and finance reporting. He specializes in migrating legacy SAS workloads to PySpark, reducing runtimes and compute costs while meeting SLA-critical deadlines, and has authored 55K+ lines of production code recognized with internal awards. Comfortable across the full data lifecycle, he designs ingestion, validation, monitoring, and recovery systems using Python, PySpark, Snowflake, Hadoop, and AWS, with a strong emphasis on reliability and maintainability. A DTU graduate in Mathematics & Computing and an active competitive programmer, he brings algorithmic rigor and an engineering-first mindset to platform and backend-heavy data problems. Notably, he was selected for Citi’s Director Hall of Fame and early internal AI toolbeta-testing, reflecting both technical impact and a knack for creative solutions.
8 years of coding experience
3 years of employment as a software developer
Bachelor of Technology - BTech Mathematics and Computer Science, Bachelor of Technology - BTech Mathematics and Computer Science at Delhi Technological University
Github Skills (184)
firmware10
rest-api10
keyboard10
api10
trigger10
access-control10
classification10
sql-server10
mongodb10
usb10
game-theory10
theory9
r9
graphql-api9
gradient-boosting9
Programming languages (14)
Github contributions (5)
D3v3sh5ingh/C-Plus-Plus
Oct 2019 - Sep 2022
All Algorithms implemented in C++
Contributions:6 PRs, 5 pushes, 1 branch in 3 years
data-structurescppalgorithms-implemented
D3v3sh5ingh/Graph-Theory-Algorithms
Oct 2020 - Oct 2022
Contributions:28 commits, 22 PRs, 24 pushes in 2 years
cppalgorithms-and-data-structuresgraph-algorithmsgraph-theory
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