Senior Software Engineer (Java, Python & AI Developer) at NielsenIQ

Chennai, tamil nadu, India -

Full Time

Start Date

Immediate

Expiry Date

05 May, 26

Salary

0.0

Posted On

04 Feb, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Java, Spring Boot, RESTful APIs, MySQL, PostgreSQL, Snowflake, MongoDB, GitHub, Python, LangChain, Azure AI Foundry, LLM Architecture, Prompt Engineering, Agile, NoSQL, ReactJS

Industry

Software Development

Description

Job Description About Job As a Full Stack Developer in Delivery Management you would be expected to participate in Scrum ceremonies, drive quality code and participate in deployment and support activities in consultation with stakeholders and product leaders Key Responsibilities Design, build, test, and deploy backend services using Java and Spring Boot. Develop and maintain RESTful APIs to integrate with both internal and external systems. Work with relational databases such as MySQL, PostgreSQL, and Snowflake, including schema design, query development, and performance tuning. Utilize NoSQL technologies like MongoDB for scalable data handling. Implement strong logging, error management, and monitoring solutions. Participate actively in code reviews, architectural discussions, and Agile/Scrum ceremonies. Troubleshoot production and development issues, conduct root-cause analysis, and deliver dependable resolutions. Use GitHub for source control, collaboration, and CI/CD workflows. Contribute to enhanced developer productivity with tools like GitHub Copilot. Additional Responsibilities Design, develop, and deploy production-grade AI agents and chatbots using Python (LangChain). Build end-to-end GenAI solutions leveraging Azure AI Foundry, Azure OpenAI, vector databases, and retrieval-augmented generation (RAG) patterns. Integrate LLM-based applications with enterprise systems, REST APIs, and backend services. Develop reusable, modular, and scalable components for prompt orchestration, agent workflows, tool integrations, and context management. Implement secure and efficient data ingestion, document parsing, and indexing pipelines for vector search. Perform prompt engineering, evaluation, fine-tuning, and model selection tailored to business use cases. Conduct functional, load, and performance testing of GenAI agents to ensure reliability, accuracy, and responsiveness. Monitor and optimize LLM usage, cost, model latency, and system performance. Qualifications Hands-on experience as a Full Stack Engineer with strong proficiency in Java 8, Java 17+, Spring Framework, and Spring Boot. Expertise in writing unit and integration tests using Java and Spring. Practical development experience with modern JavaScript frameworks such as ReactJS or Angular. Solid understanding of SQL with the ability to write and optimize complex queries. Strong working knowledge of NoSQL databases, especially MongoDB. Ability to produce clean, structured, and maintainable code. Proven success working in an Agile/SCRUM enterprise environment. Experience building AI agents in Python using Azure AI Foundry and knowledge LangChain framework. Design, develop, and deploy production-grade AI agents and chatbots using Python (LangChain). Pytorch and Activation functions like ReLU to stand up custom models capable of harnessing GPUs Strong understanding of: LLM architecture, embeddings, vector stores, Prompt engineering and chaining, RAG pipelines and agent frameworks. Additional Information 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://www.nielseniq.com/global/en/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 Want to keep up with our latest updates? Follow us on: LinkedIn | Instagram | Twitter | Facebook 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 Career Site Team: Technology

Responsibilities

Design, build, test, and deploy backend services using Java and Spring Boot while developing and maintaining RESTful APIs. Troubleshoot production and development issues and participate actively in code reviews and Agile/Scrum ceremonies.