Senior Data Engineer at Aginic (Mantel Group), responsible for building and maintaining critical data pipelines for its Clients. Expertise in Apache Airflow, BigQuery, GCP, AWS, ETL, Infrastructure as Code, Python, Scala, SQL, etc. as well as the MS Data Warehouse stack. Strong background in backend development in the enterprise digital space, working in complex integration and micro-services context.Accomplishments:• Manage and uplift numerous data ingestion, transformation and delivery pipelines• Slice Led development on the AVM Uplift work, designed components adhering to agreed architecture and design patterns after evaluating multiple design option, to publish more accurate AVM values on REA's website (Systems Design DESN Level 4)• Acted as a Liaison between the Data Services team and the Consumer team, using standard techniques to define and document requirements with clear boundaries, for defining baseline requirements, implementing and delivering the Supply Demand metrics on REA website (Requirements Definition and Management REQM Level 2)• Implemented automated SQL Server checks for faster data validation and publishing on the MSSQL Server stack at REA• Played a crucial role in the adoption of Great Expectations Library at REA, undertook complete design of reusable python libraries built on top of GE following design patterns and standards, for better and faster data validation at REA. Also created multiple library interface options to cater to different stakeholder needs and assisted in evaluating options and trade-offs. (Software Design SWDN Level 3)• Uplifted and automated manual ETL pipelines at Locally for seamless on time data exportsRecognised for maximising performance by implementing appropriate Data Engineering strategies through analysis of details to gain understanding of the data structures, databases, relationships and business requirements. An experienced team player and mentor who strives for excellence and takes pride in developing high quality software and data solutions. A versatile professional with highly advanced communication skills, four years of combined experience in Agile Delivery, Software Engineering, Data Engineering, DevOps, and Cloud Infrastructure. Expertise:Data Engineering, Software Engineering, System Architecture Design, Infrastructure As Code, Big Data, Quality Analysis, Software Development, Requirement Analysis, Data Modelling, Data Wrangling, Data Warehousing, Data Visualisation, Extract Transform Load, Scripting, Machine LearningContact: Email: sanjaykumara1994@gmail.com