Senior Data Engineer with Python, Spark & Airflow

Senior Data Engineer Chennai

As a Data Software Engineer you will be responsible for building new data solutions for our rapidly expanding customer base and working with the top data ingestion technologies working with a team of amazing diverse-minded and bright people who make an impact generate creative & innovative ideas and take on new perspectives.

Responsibilities

• Own end-to-end data flows from requirements and architecture through implementation and production operations including Data acquisition Data set acceptance criteria and Data Science integration. 
• Design and build scalable batch and real-time data pipelines and lakehouse solutions with a focus on large-scale data processing. 
• Take responsibility to explore technologies to scale up the Data ecosystem to handle rapid Big Data growth. 
• Partner with Data Science to productionize ML/AI workloads and ensure smooth integration into products.
• Collaborate with cloud DevOps application and client teams to deliver robust secure and scalable solutions that solve meaningful business problems.
• Evaluate and adopt new technologies and patterns to evolve the data ecosystem as scale and complexity grow.

Qualifications :

• 6 years of backend engineering work experience in production environments (Data-Intensive Systems Distributed Processing Databases).
• . / . in Computer Science Computer Engineering or equivalent.
• Proficiency in Python; working proficiency in Scala.
• Strong experience with Big Data processing (Spark Databricks) and event streaming (Kafka).
• Experience with orchestration and platform tooling such as Airflow; ability to build maintainable DAGs and operationalize workflows.
• Strong expertise with at least one major cloud provider (Azure).
• Strong SQL skills and experience with data storage systems (such as PostgreSQL) plus at least one of: Data Lake/Lakehouse columnar DB or NoSQL systems.
• Experience with Delta Lake and/or Apache Iceberg; ML lifecycle tools such as MLflow.
• Experience with Pandas/Polars and building data services/APIs (e.g. FastAPI).
• Proven experience designing building and owning production-grade data pipelines (batch and/or streaming) including reliability backfills and SLA-driven delivery.
• Ability to learn new technologies and work in a dynamic fast-paced environment.
• Result-driven pragmatic and innovative. 
• Strong English communication skills both written and verbal.

Nice to have

• Hands-on experience with containers and Kubernetes (Helm is a plus) and modern CI/CD practices.
• Experience building LLM-powered agents / chat assistants (RAG tool/function calling workflow or multi-agent orchestration) using modern frameworks and platforms (LangChain/LangGraph).
• Infrastructure as Code (Terraform/Pulumi/CloudFormation) and cloud security fundamentals (IAM secrets encryption).
• Experience with observability tooling (metrics/logging/tracing) and cost/performance optimization for distributed workloads.
• Experience building applications with React and .

Additional Information :

NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process including résumé screening candidate assessments interview scheduling job matching communication support and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job-related criteria. All use of AI is governed by NIQs principles of fairness transparency human oversight and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions require accommodations or wish to request human review were permitted by law please contact your local HR representative. For more information please visit NIQs AI Safety Policies and Guiding Principles: Benefits

• Flexible working environment
• Volunteer time off
• LinkedIn Learning
• Employee-Assistance-Program (EAP)

About NIQ

NIQ is the worlds leading consumer intelligence company delivering the most complete understanding of consumer buying behavior and revealing new pathways to 2023 NIQ combined with GfK bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insightsdelivered with advanced analytics through state-of-the-art platformsNIQ delivers the Full View. NIQ is an Advent International portfolio company with operations in 100 markets covering more than 90% of the worlds population.

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Our commitment to Diversity Equity and Inclusion

At NIQ we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence.  All employment decisions at NIQ are made without regard to race color religion sex (including pregnancy sexual orientation or gender identity) national origin age disability genetic information marital status veteran status or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion please visit the  Work :

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Employment Type :

Full-time