Lead AWS Data Engineer

Job Location: Remote

Job Experience: 8-20 Years

Model of Work: Remote

Technologies: AWS Redshift Snowflake

Functional Area: Software Development

• Job Title: Lead AWS Data Engineer - Redshift & Snowflake
  
  Location: Madurai - Remote
  
  Experience: 8+ Years
  
  Employment Type: Full-time

About the Role We are looking for a skilled Lead AWS Data Engineer with hands-on experience in building and optimizing data pipelines, designing data architectures, and working on cloud-native data solutions. The ideal candidate should have strong technical knowledge in AWS services, data integration, and real-time/batch data processing.

• We're looking for a seasoned Lead AWS Data Engineer to join our Engineering organization and take ownership of the systems that power our data-driven decisions. You'll architect and maintain high-performance data pipelines and databases across platforms like MSSQL, Redshift, and Snowflake—ensuring data is reliable, accessible, and optimized for scale. If you thrive on solving complex problems, love optimizing systems for performance, and want to be the go-to expert in a collaborative, high-impact environment, we'd love to meet you.

What You Will Do:
- Design and maintain scalable, efficient, and well-partitioned schemas in MSSQL, Redshift, and Snowflake
- Architect and optimize complex queries, stored procedures, indexing strategies, and partitioning for large datasets
- Build, monitor, and maintain data pipelines that ensure timely and accurate delivery of data to internal and external consumers
- Own and enforce data refresh SLAs, ensuring availability, consistency, and reliability across production and reporting environmentsCollaborate with software engineers, analysts, and DevOps teams to ensure data models and queries align with product and reporting requirements Proactively identify and remediate performance bottlenecks, slow queries, and data inconsistencies
- Implement and manage database change workflows using schema migration/versioning tools
- Define and promote best practices for data access, security, compliance, and observability

What You Will Bring:
- 8+ years of experience in database engineering or backend systems development
- Deep expertise with MySQL, Amazon Redshift, and Snowflake, including schema design and performance optimization
- Design, build, and maintain scalable data pipelines and ETL processes tailored to client needs.
- Proven track record maintaining data freshness SLAs and data quality across production pipelines
- Hands-on experience with T-SQL, LinkSQL, query optimization, and indexing strategies
- Experience with query optimization, mapping tables to blocks and partitions, sub-table structure and keying/indexing for efficiency
- Experience of relational data modeling and schema versioning in support of software development.
- Experience as the sole or lead database expert on a development team.
- Familiarity with source control systems (e.g., Git/Bitbucket) and CI/CD integration.
- Strong problem solving skills are desirable.
- Transforming product requirements into workable solutions, in collaboration with several development and testing teams.
- Writing robust functions, procedures and scripts using SQL.
- Being heavily involved in the day to day running of the business dealing with support and performance issues.
- Diagnose and troubleshoot data-related issues, providing quick and effective resolutions.
- Analyze data workflows and identify areas for improvement, recommending and implementing solutions to optimize performance.
- Utilize a proactive approach to foresee potential problems and address them before they impact operations.

• Arumugam Veera leads the Talent Acquisition function for TechMango, driving our mission to build high-performing teams and connect top talent with exciting career opportunities.

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