Software Engineer - Backend and Data Systems

NielsenIQ; Chennai; On-site; INR 1,500,000 - 2,100,000; Full time

Benefits offered by this job

Flexible working environment

Volunteer time off

LinkedIn Learning

Employee-Assistance-Program (EAP)

Job summary

NielsenIQ is seeking a results-driven Software Engineer to join a high-performing team building scalable, cloud-native data-intensive applications. You will focus on backend systems, with strong PostgreSQL, Python, PySpark, and Airflow expertise to process large volumes of consumer and retail data.

Join cross-functional partners across Product, Operations and Architecture to deliver robust data pipelines, reliable services, and production support.

Qualifications

• 3-7 years of professional software engineering experience developing enterprise-grade applications, with a focus on backend and data systems.

Responsibilities

• Design, develop and maintain robust backend systems for high-volume data processing.
• Lead the design and optimization of relational and non-relational databases, with a focus on PostgreSQL.
• Ensure reliability, scalability, and performance of production data pipelines and backend services.
• Provide hands-on production support, including monitoring, troubleshooting, and resolving issues that are time-sensitive for client delivery.
• Collaborate across cross-functional teams involving Product, Operations, Design and Architecture teams to deliver high-impact solutions aligned with business objectives.
• Apply a deep understanding of complex business logic to enhance system capabilities and data workflows.
• Champion best practices in code quality, performance tuning, and maintainability.
• Contribute to continuous improvement initiatives across development, deployment, and monitoring processes.
• Participate in the full software development lifecycle, including design, development, testing, deployment, monitoring, and support.

Skills

Python

PySpark

PostgreSQL

RESTful APIs

Microservices

CI/CD

Git

DevOps practices

Agile development

Analytical thinking

Communication skills

AI-enabled workflows

Tools

Airflow

PostgreSQL

Git

CI/CD pipelines

Job description

Software Engineer Job Description

About Job

We are seeking a results-driven Software Engineer to join a high-performing engineering team focused on developing scalable, cloud-native, data-intensive applications. This role is ideal for a highly skilled backend engineer with deep experience in database technologies and a strong track record of building and supporting data-intensive applications. You will play a critical role in designing scalable, high-performance solutions within our Phoenix system, leveraging a modern tech stack including Python, Spark, PostgreSQL, and Airflow. This is an exciting opportunity to work on mission-critical systems that process massive volumes of consumer and retail data for customers around the globe.

Responsibilities

• Design, develop and maintain robust backend systems for high-volume data processing.
• Lead the design and optimization of relational and non-relational databases, with a focus on PostgreSQL.
• Ensure reliability, scalability, and performance of production data pipelines and backend services.
• Provide hands‑on production support, including monitoring, troubleshooting, and resolving issues that are time-sensitive for client delivery.
• Collaborate across cross‑functional teams involving Product, Operations, Design and Architecture teams to deliver high‑impact solutions aligned with business objectives.
• Apply a deep understanding of complex business logic to enhance system capabilities and data workflows.
• Champion best practices in code quality, performance tuning, and maintainability.
• Contribute to continuous improvement initiatives across development, deployment, and monitoring processes.
• Participate in the full software development lifecycle, including design, development, testing, deployment, monitoring, and support.

Qualifications

• 3-7 years of professional software engineering experience developing enterprise‑grade applications, with a focus on backend and data systems.
• Advanced proficiency in SQL, Python, and PySpark for data processing and application development.
• Demonstrated expertise in PostgreSQL, including query optimization, indexing, partitioning, and performance tuning.
• Experience supporting mission‑critical, time‑sensitive production environments and client‑facing data delivery.
• Strong understanding of RESTful APIs, microservices architecture, and scalable system design.
• Working knowledge of CI/CD pipelines, version control (Git), and DevOps practices.
• Proven ability to lead initiatives, mentor peers, and adapt to evolving technical landscapes.
• Excellent analytical and problem‑solving skills with the ability to independently drive complex technical solutions.
• Demonstrated ability to incorporate AI‑enabled development workflows while maintaining engineering rigor, security standards, code quality, and architectural best practices.
• Experience working in Agile development environments.
• Excellent communication and collaboration skills.

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 NIQ’s 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 NIQ’s AI Safety Policies and Guiding Principles: https://nielseniq.com/global/en/info/niqs-ai-safety-policies/

Benefits

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

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 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 insights—delivered with advanced analytics through state‑of‑the‑art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population. For more information, visit NIQ.com

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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 https://nielseniq.com/global/en/news-center/diversity-inclusion