Job Description:

Role: Sr Backend Developer – Glue, Python, SQL Key Responsibilities • Design, develop, and maintain ETL/ELT pipelines using AWS Glue (PySpark and Python shell jobs), Glue Data Catalog, crawlers, and workflows • Write complex, optimized SQL for data transformation, validation, and analysis across platforms such as Amazon Redshift, Athena, and relational databases • Build reusable Python libraries, frameworks, and utilities for data ingestion, transformation, and quality checks • Model data for analytical and operational use cases (star/snowflake schemas, data lakes/lakehouse patterns) • Implement data quality, lineage, monitoring, and ing for production pipelines • Optimize job performance and cost (partitioning, file formats such as Parquet, job bookmarks, DPU tuning) • Collaborate with cross-functional teams to gather requirements and translate them into technical designs • Participate in code reviews, enforce engineering best practices, and mentor junior engineers • Support CI/CD, infrastructure-as-code, and release processes for data workloads • Troubleshoot production issues and drive root-cause analysis • 6+ years of software or data engineering experience, with 3+ years building pipelines on AWS • Solid hands-on expertise with AWS Glue (ETL jobs, Data Catalog, crawlers, triggers, workflows)



and PySpark • Advanced SQL skills, including query optimization, window functions, CTEs, and performance tuning on large datasets • Proficiency in Python, including packaging, testing (pytest), and writing maintainable, well-documented code • Experience with related AWS services: S3, Lambda, Athena, Redshift, Step Functions, IAM, CloudWatch • Solid understanding of data warehousing concepts, data modeling, and lakehouse architectures • Experience with version control (Git) and CI/CD pipelines • Strong problem-solving skills and ability to work independently in an agile environment

Skills:

SQL, AWS Glue, Python, CI/CD

About Company:

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

📌 Lead II - Data Engineering (Thiruvananthapuram)
🏢 UST
📍 Thiruvananthapuram