About the Role
PubMatic is seeking a Data Analytics-focused Principal Software Engineer with experience in building and optimizing AI agents, including robust skills in Hadoop, Spark, Scala, Kafka, Spark Streaming, and cloud-based solutions, with proficiency in programming languages such as Scala and Python. You will be responsible for developing advanced
AI agents that enhance our data analytics capabilities, enabling our platform to handle complex information retrieval, contextual understanding, and adaptive interactions, ultimately improving our data-driven insights and analytical workflows.
What You'll Do:
Build, design, and implement our highly scalable, fault-tolerant big data platform to process terabytes of data and provide customers with in-depth analytics.
Develop backend services using Java, REST APIs, JDBC, and AWS.
Build and maintain Big Data pipelines using technologies like Spark, Hadoop, Kafka, and Snowflake.
Architect and implement real-time data processing workflows and automation frameworks.




Lead multiple projects to develop features for data processing and reporting platforms, and collaborate with product managers and cross-functional teams.
Collaborate with functional teams to build products to deliver end-to-end products and features, and fix bugs for better performance.
Design and develop GenAI-powered agents for analytics, operations, and data enrichment use cases using frameworks like LangChain, LlamaIndex, or custom orchestration systems.
Integrate LLMs (e.g., OpenAI, Claude, Mistral) into existing services for query understanding, summarization, and decision support.
Manage end-to-end GenAI workflows, including prompt engineering, fine-tuning, vector embeddings, and retrieval-augmented generation (RAG).
Working closely with cross-functional teams on improving the availability and scalability of large data platforms and the functionality of PubMatic software.
Participate in Agile/Scrum processes such as sprint planning, sprint retrospective

📌 Principal Software Engineer (Pune)
🏢 PubMatic
📍 Pune