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About Job:

Senior Software Engineer (Python, FastAPI, SQL and AI/ML), Chennai.

Our team specializes in data engineering, analytics, and data-driven solution development, focusing on transforming large volumes of raw data into meaningful business insights. The team is responsible for designing and maintaining data processing pipelines that involve data ingestion, validation, cleansing, transformation, and analysis across multiple data sources. Using advanced statistical and algorithmic techniques, the team develops and executes complex data processing workflows to derive high-quality, actionable datasets that support business decision-making. The work is predominantly carried out using Python and R, leveraging their rich ecosystems for data manipulation, analytics, automation, and model development.

Roles and Responsibilities:

• Design, develop, test, and deploy scalable backend applications and services using Python and modern frameworks such as FastAPI.
• Build and maintain robust RESTful APIs to support seamless integration with internal platforms, third-party services, and enterprise systems.
• Develop, optimize, and maintain database solutions using PostgreSQL including data modeling, schema design, query optimization, stored procedures, and performance tuning.
• Implement comprehensive logging, exception handling, monitoring, and observability solutions to ensure system reliability and operational excellence.
• Write clean, efficient, maintainable, and well-documented code following established coding standards and best practices.
• Participate actively in code reviews, technical design discussions, architectural reviews, and Agile/Scrum ceremonies.
• Troubleshoot application and production issues, perform root-cause analysis, and implement reliable, long-term solutions.
• Leverage GitHub for source code management, collaboration, version control, and CI/CD workflows.
• Utilize AI-powered development tools such as GitHub Copilot, VS Code AI extensions, and similar technologies to improve developer productivity, code quality, and delivery efficiency.
• Collaborate closely with product managers, architects, and cross-functional teams to deliver high-quality software solutions aligned with business objectives.

• Proven hands-on experience as a Backend Engineer with strong proficiency in Python (3.10+)
• Extensive experience in designing, developing, and maintaining RESTful APIs using FastAPI.
• Strong expertise in writing, optimizing, and troubleshooting SQL queries, stored procedures, functions, and other database objects.
• Ability to develop clean, scalable, well-structured, and maintainable code following software engineering best practices.
• Quick learner with the ability to adapt to new technologies, tools, and evolving business requirements.
• Demonstrates a high degree of ownership, accountability, and responsibility in delivering quality solutions within timelines.
• Strong analytical and problem-solving skills with the ability to troubleshoot and resolve complex technical issues.
• Excellent verbal and written communication skills, with the ability to collaborate effectively across cross-functional teams.
• Capable of working independently while also contributing effectively in a collaborative team environment.
• Exposure to Artificial Intelligence (AI) technologies and an understanding of leveraging AI capabilities to enhance productivity, automation, and business outcomes is highly desirable.
• Experience using AI-powered developer tools such as GitHub Copilot, VS Code AI extensions, or similar coding assistants is an added advantage.
• Working knowledge of React and front-end development for building modern user interfaces is a plus.

Our Benefits

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

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/

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