Summary
Overview
Work history
Education
Skills
Certification
Languages
Personal Information
Timeline
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Marimuthu Sankaran

Dubai,UAE

Summary

Energetic employee well-versed in strong communication and organisation skills. Seeks solutions to problems and applies extensive analytical knowledge to findings with 16+ years of Experience in IT industry. Adept at multi-tasking, leading group discussions and managing projects. Talented professional with practical experience and technical skill in Data Engineering / Data Analyst. Resolves issues using strategic problem-solving and logical thinking for targeted solutions. Proactive and self-motivated for productive independent and team working

Overview

15
15
years of professional experience
6
6
years of post-secondary education
1
1
Certification

Work history

Senior Data Engineer / Senior Data Analyst

Air Arabia
Sharjah, United Arab Emirates
10.2022 - 03.2024
  • Responsible for handling the data Engineering Team
  • Responsible for Air Arabia internal and external carrier data processing
  • The data included both structured, semi structured, and unstructured data
  • Responsible for developing the data-as-a product
  • Responsible for the data Migration using Snaplogic.
  • Responsible for implementing the Data Lake and to create the Qlik Sense reporting on top of SNOWFLAKE
  • Responsible to implement the 100 + Reports in Qlik Sense
  • Responsible to analyse and fix the issues in the Finance , Revenue and On-time performance Reports.
  • Responsible for monitoring the raised incidents
  • Responsible for Data Governance & Data Quality
  • Responsible for implementing the data science machine learning models using DATAIKU
  • Responsible for the work order approvals and for generating the Purchase order
  • Responsible for interacting with various vendors like Qlik Replica and gain Insights and so on
  • Responsible for data protection and data masking
  • Responsible for the Reservation, Ticketing and DCS system
  • Responsible for training the team via Learning & Development program
  • Responsible for Agile PI planning, Sprint Planning, Retro, Pre-PI planning Back log grooming sessions
  • Responsible for Performance review for the team members and cost management for each project
  • Responsible for gathering the requirements and planning the projects and delivering them before the deadline
  • Performed duties in accordance with applicable standards, policies, and regulatory guidelines to promote safe working environment
  • Served customers and followed outlined steps of service
  • Participated in continuous improvement by generating suggestions, engaging in problem-solving activities to support teamwork
  • Actively listened to customers, handled concerns quickly and escalated major issues to head of IT
  • Cloud: Microsoft Azure, Oracle Cloud
  • Technologies: Hadoop, Hive, Spark, Spark SQL, Scala, JAVA, Snowflake, Machine learning, UNIX shell scripting, Data Science,Snaplogic
  • Tools: IntelliJ, Jira, confluence, ServiceNow, Dataiku, QlikSense

Senior Cloud Data Engineer

Huawei (Client : G42)
Abudhabi
03.2022 - 10.2022
  • Responsible for handling the infrastructure and the database and the data Migration using Huawei /G42 cloud
  • Responsible for G42, Abu Dhabi Digital Authority data processing
  • The data included both structured and unstructured data using CDM data Pipeline creation
  • Responsible for the data Migration
  • Responsible for provisioning the infra structure and to help the Stream Sets using the Huawei cloud
  • Responsible for maintaining the HRA data for ADDA with the GDPR compliance
  • Responsible for Data Governance & Data Quality
  • Quickly learned new skills and applied them to daily tasks, improving efficiency and productivity
  • Carried out day-day-day duties accurately and efficiently
  • Performed duties in accordance with applicable standards, policies, and regulatory guidelines to promote safe working environment
  • Offered friendly and efficient service to customers, handled challenging situations with ease
  • Served customers and followed outlined steps of service
  • Cloud: Huawei Cloud, G42 Cloud
  • Technologies: Hadoop, Hive, Spark, Spark SQL, CDM data pipeline Jobs, UNIX shell scripting
  • Tools: IntelliJ, Jira, confluence

Senior Data Engineer

Emirates Airlines
Dubai
06.2015 - 03.2022
  • Responsible for handling almost 3 TB of Raw data on daily basis from different source like MARS, MACS, FQT, Core and other applications
  • Responsible for enriching, transforming, and loading structured and unstructured data into HDFS and HBase tables using Scala and shell scripting, Oozie workflow
  • Responsible for the Order Domain using Streaming and Kafka to generate real-time orders
  • Application migrated from Oracle to HBase, developed incremental batched job to bring HBase Collection to Big data environment using Scala
  • Worked on multiple analysis and Data Monetization projects
  • Closely worked with Data science to generate meaningful data using complex SQL/HQL queries required for Use cases
  • Experienced in Data Quality & Governance check before and after deployments Spark batch jobs for new data source systems
  • Wrote multiple shell scripting to automate most of the daily task, streaming near real time data
  • Used Scala, Java, Hive, HBase, Spark SQL, Snowflake, Oracle, Shell Scripting, Kafka, Oozie workflow, Microsoft Azure, snap Logic for the order domain projects
  • Wrote multiple shell scripting to automate most of the daily task, streaming near real time data
  • Implemented the Data Governance & Data Quality in Order domain
  • Handled multiple UAT and SIT Environment
  • Created data modelling pipeline until serving layer (Modelled layer) (spark, Scala, Hive, SQL)
  • Data Ingestion to raw layer, decomposed layer, and modelled layer
  • Ingested the data to the HBase table (NOSQL)
  • Worked on developing the PNR (Booking), MACS (check- in), TKT data (Ticketing Data) and EMD data
  • Data Transformation done using Spark & Scala
  • Unit Test Case Preparation and Execution and uploaded in Confluence
  • Bug Fix if any
  • Downloading the latest code from GIT
  • CI/CD (Continuous Integration / Continuous delivery) Pipeline creation for promoting the programs into different environments like Development / Staging and production using Jenkins
  • Placing the latest Jar in the Nexus/Jenkins for CI/CD
  • Updating the issues in JIRA
  • Data Ingestion Testing - DBMS to Hadoop Cluster (Sqoop)
  • Validation of data in several layers of Data Lake (Example Raw, Branded, Modelled and Serving Layers)
  • Worked on the on-premises to Azure cloud Migration projects
  • Experience in importing and exporting data using Sqoop from HDFS to Relational Database Systems and vice-versa
  • Cloud: Microsoft Azure
  • Technologies: Hadoop, Hive, Spark, Scala, Java, Databricks, HBase, Spark SQL, Spark Streaming, Ozie workflow, UNIX shell scripting
  • Tools: IntelliJ, Hue, Jira, confluence, ServiceNow, GitHub

Software Engineer

NIIT TECHNOLOGIES (Client: Emirates Airlines)
Dubai
04.2012 - 06.2015
  • Gathering the requirements from the MARS
  • Organizing meetings and providing clarifications to the interface team
  • Preparation of the Program Specifications (PS) and the Unit Test Plan (UTP) document
  • Preparation of TDD (Technical Design Documents)
  • Developing the code according to the needs of the business requirements/interface teams
  • Reviewing the codes developed by other team members (Code Review)
  • Testing the code in development and control environment
  • The data will come from MARS as TEXT message, and it will be parsed by the parser which is running all time
  • Developed the parser to parse the text messages received from MARS (TEXT parsing)
  • Developed the parser to parse the text messages received from MARS (XML parsing)
  • Post Implementation Checks and HOTO for support
  • Implement the changes in production by raising the RFC in CMDB
  • Cloud/On-Prem: On Prem
  • Technologies: Oracle, PL/SQL, SQL Queries, BO reports, UNIX shell scripting
  • Tools: PL/SQL Developer, SQL Server, Jira, SVN, SharePoint, Office360

Pro*C Developer

POLARIS FINANCIAL TECHNOLOGY (Client : Citibank)
Chennai
11.2008 - 02.2012
  • Developing the Pro*C code according to the needs of the business requirements
  • Reviewing the Code
  • Testing the code in development and control environment
  • Modifying the code if required after the Unit Testing
  • Checking the K1 values and preparing the final code
  • Coordinating with the SQA Team to ensure that the project complies with the requirements as lay down in SEI-CMMI level 5
  • Initiating a knowledge sharing process for enhancing domain knowledge
  • Doing post implementation checks
  • Preparing the post implementation documents
  • Finding the bugs, if any fixing the bugs
  • Presenting the download of the project to the support persons, to make them handle the Support issues effectively
  • Cloud/On-Prem: On Prem
  • Technologies: Oracle, PL/SQL, SQL Queries, NAPT, Pro
  • C Programming, C Programming, UNIX shell scripting
  • Tools: PL/SQL Developer, NAPT

Education

Diploma in Engineering (DECE) - undefined

DIRECTORATE of TECHNICAL EDUCATION
Tirunelveli, India
01.2002 - 05.2005

Bachelor of Engineering (B.E, ECE) - Electronics and Communication Engineering

Anna University
Chennai, India
07.2005 - 05.2008

Skills

  • SQL
  • Programming languages (Python/ Scala / C / Pro*C / PL/SQL)
  • Databases /Data warehouses (My SQL, MS SQL , Oracle, PostgreSQL)
  • Data visualisation / Business intelligence (Qlik Sense Reporting tool)
  • Big data Technologies (Hadoop, Hive ,HBase , Spark )
  • Data Migration(ETL/Snaplogic /CDM Huawei / G42 Cloud)
  • Data collection and analysis
  • Business needs analysis
  • Snowflake (Cloud Data Warehouse)
  • Data science
  • Dataiku (Data Science Tool)
  • PL/SQL

Certification

  • Analyzing Big Data with Hive
  • Big Data Analytics with Apache Spark and Hadoop
  • Azure Data Engineer
  • Safe Agile
  • Project Management Plan (PMP)

Languages

English
Tamil

Personal Information

  • Date of birth: 02/08/84
  • Nationality: INDIAN

Timeline

Senior Data Engineer / Senior Data Analyst

Air Arabia
10.2022 - 03.2024

Senior Cloud Data Engineer

Huawei (Client : G42)
03.2022 - 10.2022

Senior Data Engineer

Emirates Airlines
06.2015 - 03.2022

Software Engineer

NIIT TECHNOLOGIES (Client: Emirates Airlines)
04.2012 - 06.2015

Pro*C Developer

POLARIS FINANCIAL TECHNOLOGY (Client : Citibank)
11.2008 - 02.2012

Bachelor of Engineering (B.E, ECE) - Electronics and Communication Engineering

Anna University
07.2005 - 05.2008

Diploma in Engineering (DECE) - undefined

DIRECTORATE of TECHNICAL EDUCATION
01.2002 - 05.2005

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Marimuthu Sankaran