Jeffin Thomas

Experience

• 

  Keltron

  Jun 2018 - Jun 2018

  Big Data Engineer
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  Camerinfolks Pvt Ltd.

  Jun 2018 - Jul 2018

  Developer
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  AspireNXT

  Jul 2019 - Apr 2023

  5. EdgePoint Infrastructure Sdn Bhd - MalaysiaRole: Data Engineer EdgePoint Infrastructure is an ASEAN-based telecommunications infrastructure company. EdgePoint wants to build a dataanalytics platform on Azure. We helped them to build a centralized platform with Azure SynapseAnalytics and pipelines by accessing data from their Indonesia, Malaysia, and Philippines datacenters.Azure service used: Azure Synapse Analytics (SQL Dedicated Pool, SQL Serverless Pool, Synapse Spark, Synapse Pipelines), PowerBI4. ASCI - Advertising Standards Council of IndiaRole: Data Engineer ASCI is a self-regulatory voluntary organization of the advertising industry in India. the goal of ASCI is to reduce manpower and analyse the complaint files (including images, videos, audio, and pdf) to identify similar complaints for the last 3 years and also classify the complaint into categories. As a Data Engineer, I was closely working with data scientists for building lambda functions to extract the data from different unstructured files in using different aws services and created and trained the ML model to classify the different cases automatically and send responses back to the authority. AWS services used: S3, Lambda, Aws Textract, Transcribe, Rekginition, comprehend, cloudWatch, SNS3. MintableRole: Data Engineer Mintable is an NFT marketplace where users can create, buy, and sell digital items for the easiest way to earn and get started with crypto and NFTs. They are dealing with millions of digital items of various file types (video, Image, gifs, and Audio) & size which resides in their data source. Mintable is trying to migrate the media files from their various data sources to the AWS platform by effectively compressing & storing them in the S3 bucket, which in turn will help them to serve the compressed media files to their NFT Marketplace.AWS services used: S3, SQS, EC2 with Autoscaling - reserved and spot instances, cloudWatch Show less 2. Boost – Axiata Digital - CleverTap & Branch Role: Data Engineer As a Data Engineer, I ensure the quality of the data and created the lambda functions to make the process automated and email notifications if found any duplicates or other quality issues in DB and daily incoming data. Created a method for remove duplicates automatically from tables on a daily basis also with email notifications.AWS services used: S3, Glue, Lambda, Redshift Spectrum, Athena, Quicksight, CloudWatch1. Boost – Axiata DigitalRole: Data Engineer Boost, Axiata Group Berhad’s award-winning homegrown e-wallet, and one of Malaysia’s largest payment platforms, has set itself the goal of transforming the payment experience into a truly cashless one. As a Data Engineer I ensure the quality of the data and created the lambda functions, step functions to make the process automated and email notification if found any duplicates or other quality issues in DB and daily incoming data. Also created and managed the AWS Redshift (data warehouse) queries and implemented workload management for better performance. Ref: https://aws.amazon.com/solutions/case-studies/boost/AWS services used: DMS, S3, Glue, Lambda, Step Functions, Redshift, Athena, Quicksight, CloudWatch Show less

  • Data Engineer

    Jan 2020 - Apr 2023

  • Software Engineer

    Jul 2019 - Jan 2020
• 

  Deloitte

  Apr 2023 - Feb 2025

  Consultant - Data Engineer

  1. Client: A Canadian courier majority owned by Canada Post.Role: Consultant Data Engineering and Analytics- Utilized SAP as the primary data source to develop a comprehensive data analytics and reporting system in AWS.- Implemented AWS Redshift to optimize data storage and processing capabilities.AWS services: AppFlow, S3, Glue, StepFunctions, Athena, Redshift, Pipelines, CodeCommit, and more, to streamline data workflows.

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  Artefact

  Feb 2025 - now

  Data Engineer