Senior Principal Software Engineer

Company Description When you’re one of us, you get to run with the best. For decades, we’ve been helping marketers from the world’s top brands personalize experiences for millions of people with our cutting-edge technology, solutions and services. Epsilon’s best-in-class identity gives brands a clear, privacy-safe view of their customers, which they can use across our suite of digital media, messaging and loyalty solutions. We process 400+ billion consumer actions each day and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon India is now Great Place to Work-Certified™. Epsilon has also been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Positioned at the core of Publicis Groupe, Epsilon is a global company with more than 8,000 employees around the world. For more information, visit epsilon.com/apac or our LinkedIn page. Job Description About BU The Product team forms the crux of our powerful platforms and connects millions of customers to the product magic. This team of innovative thinkers develop and build products that help Epsilon be a market differentiator. They map the future and set new standards for our products, empowered with industry best practices, ML and AI capabilities. The team passionately delivers intelligent end-to-end solutions and plays a key role in Epsilon’s success story. Why are we looking for you? At Epsilon, we run on our people’s ideas. It’s how we solve problems and exceed expectations. Our team is now growing, and we are on the lookout for talented individuals who always raise the bar by constantly challenging themselves and are experts in building customized solutions in the digital marketing space. What you will enjoy in this role? So, are you someone who wants to work with cutting-edge technology and enable marketers to create data-driven, omnichannel consumer experiences through data platforms? Then you could be exactly who we are looking for. Apply today and be part of a creative, innovative, and talented team that’s not afraid to push boundaries or take risks. What You’ll Do

• We are looking for Senior Principal Software engineers with experience building and scaling services in a cloud environment.
• As a Senior Principal Engineer in the Epsilon Prospect Product Development team, you will establish configuration management, automate our infrastructure, implement continuous integration frameworks along with data engineering platform development.
• Strong written and verbal communication skills (in English) are required to facilitate work across multiple countries and time zones. Good understanding of Agile Methodologies – SCRUM.

• B.E/ B.Tech/M.Tech/ MCA graduates with expertise in Date Engineering with Python
• 12+ years of experience in data architecture or data engineering with at least 3 years in a lead role. Individual contributor role and heavily involved in coding and design architecture.
• Strong programming/scripting skills in languages like Python.
• Proven experience in designing and developing enterprise-level data engineering systems and solutions. Deep knowledge of data modeling, data integration, ETL processes, and data warehousing.
• Expertise in relational and NoSQL databases, cloud platforms (AWS, Azure) and big data technologies (e.g., Hadoop, Hive, HDFS, PySpark).
• Expertise in SQL queries (RDBMS, Data Warehouses, NoSQL, Data Lake, Delta Lake)
• Proficiency with data pipeline tools (e.g., Apache Kafka, Airflow, Apache NiFi).
• Exposure to event-driven architectures (EDA) and real-time data streaming platforms like Apache Kafka, AWS Kinesis, Apache Pulsar, or similar tools.
• Expertise in queuing systems such as RabbitMQ, Amazon SQS.
• Strong understanding of data security, privacy regulations, and compliance standards (GDPR, CCPA, HIPAA, etc.).
• Familiarity with DevOps principles and CI/CD pipelines for data solutions.
• Must have the ability to collaborate with stakeholders and teams to understand requirements and develop working solutions.
• End-to-end ownership with definition, development, and documentation of software’s objectives, business requirements, deliverables, and specifications in collaboration with stakeholders.
• Must be able to mentor junior staff.

• Experience with cloud-based data storage and processing technologies e.g., Databricks.
• Experience working with AWS CLI, Azure CLI, or Azure PowerShell.
• Prior experience with Jenkins, GoCD, Nexus, or Bitbucket