Rajat Gupta

Lead ML Engineer

9 yrs 11 mos experience
Highly StableAI ML Practitioner

Key Highlights

  • Expert in building scalable ML ecosystems.
  • Patent holder for innovative NLP solutions.
  • Proven track record in deploying machine learning models.
Stackforce AI infers this person is a Machine Learning Engineer with expertise in SaaS and Healthcare industries.

Contact

Skills

Core Skills

Machine LearningModel DeploymentNlpDeep LearningImage ProcessingData ProcessingBackend Development

Other Skills

API DevelopmentAlgorithm AnalysisAlgorithm DesignAlgorithmsAndroid DevelopmentAngularJSApache SparkBig Data AnalyticsCC++CassandraClassificationContainerizationDBMSData Extraction

About

Building ML Ecosystem at scale. making it easy for a data scientist to build and deploy models at scale. In personal time, building an ML Monitoring solution. Specialties: Python, GoLang, Scala, Elasticsearch, Spark, Cassandra, MongoDB, RethinkDB, Hive, ML libraries like( Mllib, Tensor flow, SciKit, Theano, Keras, Caffe), Numpy, Scikit-Learn, DeepLearning4j https://merajat.github.io/ https://stackoverflow.com/users/3994834/rajat-gupta https://github.com/MeRajat

Experience

9 yrs 11 mos
Total Experience
2 yrs 2 mos
Average Tenure
1 yr 9 mos
Current Experience

Atlassian

Senior Machine Learning Engineer

Sep 2024Present · 1 yr 9 mos · Remote

Expedia group

Machine Learning Engineer - III

Jun 2021Aug 2024 · 3 yrs 2 mos · India

  • Making it easy for Data scientists to build and deploy models at scale.
  • Pieces I have been working on:
  • Bring your own Image (BYOI), A tool that converts your existing code into a container, which you can test locally and perform and monitor training in a distributed environment.
  • Provide the capability to Data scientists to write and test code locally, by simulating the prod environment, and one-click deployment.
Machine LearningModel DeploymentData Science

Punchh

Machine Learning Developer 2

Jul 2019Jun 2021 · 1 yr 11 mos

  • ▶ Built a Production Information Manager system, which takes in transaction receipt and understand abbreviated and convoluted item names, ( Crml Lt -> Convert it into Human readable form, map it to Official Menu from Client, Categorise it to Coffee and Latte) . It leverages NLP Language Model (Trained on Food Understanding) and Knowledge DB and Databricks(spark) pipelines. Processes around 40Mn records each day. Received a Patent for the design and implementation.
  • ▶ State of the Art NLP Classifier, Classifies a review into 7 classes which further leads to positive and negative in each class.
  • ▶ Migrated previous machine learning models to Datalake and Databricks.
NLPMachine LearningData Processing

Celebal technologies

3 roles

Data Scientist

Promoted

Nov 2017Jul 2019 · 1 yr 8 mos

  • ▶ Goal was to achieve human level accuracy i.e around 85% and to manage a 3 member team. Successfully build a solution using Traditional Image Processing and Deep Learning simultaneously. We used object localization technique to track iris and optical flow to detect rotational movement. Result included torsional movement classifier with torsional time, angle, frequency and speed. It is in the testing phase at the client side.
  • ▶ Goal was to achieve 95 % accuracy over polarity and auc score of 0.90 over 7 classes and their polarity. Supervised a 2 member team. Successfully build and deployed solution as API with inference average time 1 ms per review. We used Language Modelling approach and attention with biLSTM.
Deep LearningImage ProcessingTeam Management

Associate Data Scientist

Jun 2016Nov 2017 · 1 yr 5 mos

  • ▶ Building End to End Machine Learning Pipelines in NLP, Deep Learning and Predictive Analytics.
  • ▶ Working on Object Segmentation with real time video feed. Working with Deep learning architecture like CNN, Faster-RCNN and making it production ready with TensorRT (Nvidia).
  • ▶ Built a data extraction pipeline which extracts data hidden inside in tabular structure in Pdf forms / reports. Trained an CNN Model which classifies tabular structure. Further traditional image processing is applied to map data to it’s columns.
  • ▶ Unstructured Documents(PDF etc) related to Health Sector(Clinical Trials) to extract both semantic information and structural information.
  • ▶ Working on search engine specific to Clinical Trials and Clinical Reports. It uses semantic web technologies, Elasticsearch, Word Embeddings. Search Engine works on highly unstructured data (PDF, reports) etc.
  • ▶ Languages worked with :- Python, Scala, Golang, Java, C++
  • ▶ Tools which I have used :- ElasticSearch, Apache JENA, Apache-Spark, Hadoop
  • ▶ Libraries and packages worked with :- Caffe, Keras, Tensorflow, Numpy, Pandas, Scikit-Learn, PdfBox, PdfMiner, Breeze, DeepLearning4j.
Machine Learning PipelinesDeep LearningData ExtractionMachine Learning

Data Science Intern

Feb 2016May 2016 · 3 mos

  • Worked As Data Science Intern.
  • Worked on Technologies like SPARK, Hadoop, H2o, Cassandra.
  • Used Languages like Scala, GoLang, Python and R
  • Worked on various use cases of ML for predictive and analysis use cases on Spark .
Machine LearningPredictive Analytics

Fast ai

Fast Ai Fellowship

Oct 2017Oct 2020 · 3 yrs

Promandi

Intern (Backend)

Apr 2015Jul 2015 · 3 mos · Jaipur

  • Worked as Backend deveoper (Intern) .
  • Used GoLang, MongoDB and RehtinkDB.
  • Implemented Spell Check and Suggestion feature for search .
  • Implemented IP Throttling.
Backend DevelopmentGoLangMongoDB

Education

RTU

Bachelor’s Degree — Computer Science

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