Jacob Celestine
Senior Engineer, OpenData US
Flemington, New Jersey, United States
Summary
👤
Senior🎓
Top SchoolJacob Celestine is a Senior Engineer specializing in data platforms and pipeline architecture with nine years of experience building production-grade ETL, streaming, and observability systems across enterprises like Veeva and Nike. He combines hands-on expertise in PySpark, AWS (EMR on EKS, MSK, ElastiCache), Snowflake/Redshift, and metadata/lineage tools with a practical focus on medallion architectures, data quality frameworks, and cost-optimized storage. A Rutgers MSCS graduate, Jacob has a track record of accelerating delivery—reducing ETL development time by 80% at Nike—and now explores AI-assisted engineering workflows to boost developer velocity. Based in Flemington, NJ, he pairs strong platform design skills with product collaboration, often surfacing nonobvious improvements such as event-driven observability and AI-driven ingestion automation to improve pipeline resilience and transparency.
10 years of coding experience
9 years of employment as a software developer
Master of Science - MS, Computer Science, Massive Data Analytics, Master of Science - MS, Computer Science, Massive Data Analytics at Rutgers University–New BrunswickBachelor's Degree, Computer Science and Engineering, Bachelor's Degree, Computer Science and Engineering at Sree Narayana Gurukulam College of EngineeringWeb Fundamentals - HTML, CSS Basics; JavaScript Introduction; PHP; SQL, Web Fundamentals - HTML, CSS Basics; JavaScript Introduction; PHP; SQL at CodecademyHigher Secondary, Mathematics and Computer Science, Higher Secondary, Mathematics and Computer Science at Amrita Vidyalayam
Hindi, English, Tamil, Malayalam
Stackoverflow
1,778reputation
115kreached
73answers
7questions
Github Skills (92)
dialogs10
topic-modeling10
sentence-embeddings10
topic-models10
tf-idf10
kotlin10
androidx10
bert10
word2vec9
nlp9
lda9
fasttext9
word-embeddings9
information-retrieval9
natural-language-processing9
Programming languages (6)
Github contributions (5)
jacobceles/intro-to-colab-pyspark-emr
Jan 2020 - Nov 2021
Contributions:20 commits, 19 pushes, 1 branch in 1 year 9 months
jacobceles/Autovia
Sep 2016 - Jan 2021
Contributions:33 pushes, 1 branch in 4 years 4 months
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