Flex Logo

Flex

Senior ETL Developer

Posted 4 Hours Ago
Be an Early Applicant
In-Office
Chennai, Tamil Nadu, IND
Senior level
In-Office
Chennai, Tamil Nadu, IND
Senior level
Develop and maintain ETL pipelines for data warehouses and system integrations. Analyze source systems, design extraction logic, build Informatica mappings and workflows, optimize SQL queries, and perform data validation and testing. Create automation scripts using Unix Shell and Python, document technical designs, conduct proof-of-concepts, and investigate pipeline issues. The role also involves working with databases, cloud integration tools, change-data-capture environments, and mentoring team members.
The summary above was generated by AI

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. 

A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Senior ETL Developer in Chennai, India.


What a typical day looks like:


  • Analyze data requirements, data model and determine the best methods in extracting, transforming, and loading the data into the data warehouse and other system integration projects
  • Perform source system analysis and design the extract logic
  • Architect the solution, Code Design, Implement and continuously expand data pipelines by performing extraction, transformation and loading activities
  • Investigate data to identify potential issues within ETL pipelines
  • Write SQL scripts to perform data comparison checks to unit test data integration jobs
  • Prepare high- and low-level design documentation
  • PoCs for various Data Integration uses cases by using various Data Integration tools and Databases.
  • Write Shell scripts or Python scripts for various in-house automation activities

The experience we’re looking to add to our team:


  • 4 to 6 years of Development experience in Data Warehousing environment with very strong knowledge of Data Integration, migration & replication by using Informatica PowerCenter/products, Oracle, MySQL, Snowflake & Unix shell scripting
  • Proficient in Data modelling & Strong Exposure to Data Warehousing Concepts. 
  • Implementation of larger Data Warehousing/Data Lake projects
  • Strong hands-on experience on Databases including PL/SQL & SQL
  • Hands on experience in SQL query tuning, query re-writing & fine tuning 
  • Preferred to have exposure on cloud data integration tools like Matillion, Snowflake OpenFlow, Kafka Streaming and Mulesoft platform.
  • Able to write the complex Unix shell and Python scripts
  • Hands on experience of Informatica Power Center and other products, preferred to have worked  on CDC (Change Data Capture) environment
  • Strong knowledge of Oracle, SQL server, postgres & Snowflake database and write/optimizing complex SQL queries
  • Experience with scripting languages such as Unix Shell and Python
  • Strong knowledge of data analysis, data transformation, conceptual data modelling, data transformation and metadata management.
  • Preferred to have knowledge on Qlik Replicate, Big data, APIs, and Cloud data integration tools experience
  • Experience in handling various file types for sending/receiving data (CSV/API/XML/JSON/AVRO)
  • Should be proficient enough to design and develop ETL for any data warehouse projects
  • Should have very good technical skills to optimize/tune the SQL queries or workflow to reduce cycle times to process huge data set
  • Understanding of industry standards for data security and privacy
  • Design and Develop Informatica mappings, mapplets and workflows using Informatica products
  • Share the workload and flexible enough to get into other technologies as applicable and need basis
  • Coach and guide other members in the team and implement best practices and automate some of routine day to day activities
  • Prepare High & Low-level design documents and Test cases for various Data Warehousing projects

What you’ll receive for the great work you provide:


  • Health Insurance
  • PTO

#LI-RR1

RR03

Job CategoryIT

Required Skills:

Optional Skills:

Flex pays for all costs associated with the application, interview or offer process, a candidate will not be asked for any payment related to these costs.

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email [email protected] and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

Flex Chennai, Tamil Nadu, IND Office

Chennai, India

Flex Sholinganallur, Tamil Nadu, IND Office

Sholinganallur, India

Similar Jobs

19 Days Ago
In-Office
Chennai, Tamil Nadu, IND
Senior level
Senior level
Artificial Intelligence • Analytics • Business Intelligence • Consulting
Designs, builds, optimizes, and monitors scalable ETL/ELT pipelines, data models, warehouses, and lakes. Develops Power BI datasets, DAX measures, semantic layers, refresh pipelines, and performance optimizations. Ensures data quality, governance, security, and row-level security while supporting CI/CD releases and production troubleshooting. Partners with BI and business stakeholders, mentors junior engineers, and establishes data engineering best practices.
Top Skills: Apache AirflowSparkAws GlueAws RedshiftAzure Data FactoryAzure SynapseCi/CdDaxDbtEltETLGcp BigqueryGitGoogle Cloud DataflowHadoopHiveInformaticaMySQLPostgresPower BIPythonSQLSQL ServerSsisTalend
One Month Ago
In-Office or Remote
2 Locations
Senior level
Senior level
Agency • Information Technology
Senior Software Engineer responsible for ETL and database testing using ICDEQ. Design and execute test cases, validate data pipelines, log defects, and collaborate with development teams. Familiarity with Java or Python is a plus.
Top Skills: Database TestingETLIcdeq
2 Hours Ago
In-Office
Chennai, Tamil Nadu, IND
Entry level
Entry level
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
Deliver IMS and 5G Core projects for telecom customers, leading network planning, design, deployment, performance management, optimization, upgrades, troubleshooting, capacity audits, KPI analysis, and parameter tuning. The role supports RFPs, bill of quantities, ordering, customer governance, and technical discussions. It requires expertise across Ericsson IMS, fixed voice, cloud core, and 5G Core environments, along with team leadership, automation awareness, and strong communication.
Top Skills: 5G CoreAmfBgfCloud ComputingCscfCudbDnsDscEricsson ImsHssKpi AnalysisMioMmeMtasNetwork AutomationNfviPccPcgPgwQosSbgSgwSmfSmscStpUpf

What you need to know about the Chennai Tech Scene

To locals, it's no secret that South India is leading the charge in big data infrastructure. While the environmental impact of data centers has long been a concern, emerging hubs like Chennai are favored by companies seeking ready access to renewable energy resources, which provide more sustainable and cost-effective solutions. As a result, Chennai, along with neighboring Bengaluru and Hyderabad, is poised for significant growth, with a projected 65 percent increase in data center capacity over the next decade.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account