Vijeya Patel

Data Engineer

Delhi, India5 yrs 6 mos experience

Highly Stable

Key Highlights

Built data pipelines processing over 10M rows daily.
Led migration impacting 145M travelers and $10B in loyalty.
Strong communicator with cross-functional collaboration.

Stackforce AI infers this person is a Data Engineer with expertise in SaaS and data pipeline optimization.

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Skills

Core Skills

Data EngineeringData QualityFull Stack DevelopmentBackend Development

Other Skills

AgileAmazon Web Services (AWS)Apache AirflowApache SparkC (Programming Language)C++CollibraConfluenceData ModelingData WarehousingExtractGitHadoopHiveIntegration Testing

About

Data Engineer with 2 years of industry experience at Expedia. I specialise in designing and optimising data pipelines, driving large-scale impact across business domains. At Expedia, I: * Built robust streaming pipelines with Apache Spark, Kafka, and Scala, powering $2M GBV/day in pricing intelligence. * Delivered critical backend components for the OneKey rewards migration, impacting 145M+ travelers and $10B in loyalty value. * Developed fault-tolerant ETL pipelines (Python, PySpark, AWS S3, Teradata), processing 10M+ daily rows for marketing and CRM analytics. * Collaborated cross-functionally with analytics, ML, finance, and marketing teams, combining strong communication with technical leadership. My tech stack includes: * Data Engineering: AWS, Spark, Kafka, Airflow, Hadoop, Hive, Data Warehousing, Data Modelling. * Development Technologies: ReactJS, NodeJS, HTML, CSS, Git, Github, Docker, Kubernetes. * Programming Languages: C++, Python, Scala, JavaScript, SQL, HiveQL, SparkSQL, Java, Kotlin * Relevant Courses: Data model and query language, Data intensive computing, Database systems. As a strong communicator and team player, I’ve worked across diverse teams to deliver production-ready solutions under tight deadlines. I’m known for taking ownership, solving complex problems, and translating technical goals into business value.

Experience

Expedia group

2 roles

Data Engineer- 1

Aug 2023 – Present · 2 yrs 7 mos · Gurugram, Haryana, India · On-site

Loyalty Data Engineering (DE-1)
● Focused on the data quality checks using Python Spark (Pyspark), SQL queries and user migration for the “OneKey” initiative that combined all the rewards programs of Expedia, Hotels.com and Vacation Rentals. Interacted with various finance teams, platform teams and application teams.
● OneKey US & UK launch was a high impact initiative affecting 145 million+ travelers and reward points worth over 10 billion USD.
● Implemented robust data quality frameworks using PySpark to conduct automated validation checks on key business metrics, ensuring accuracy, completeness, and consistency across data pipelines. Visualized results through Tableau dashboards for cross-functional visibility, and integrated with Collibra for data governance and lineage tracking, leading to more than 75% efficient sync of data.
●Contributed to the development of scalable data products by helping to transition from legacy Teradata systems and traditional pipelines to modern, reusable datasets. Supported efforts to streamline data access, improve performance, and enable self-service analytics.
●Migrated data pipelines from Qubole tables to Hive-based framework and integrated workflows with Apache Airflow, reducing data sync time from 14+ hours to under 4 hours.

PythonPySparkSQLTableauCollibraApache Airflow+3

Software Engineer Intern

Apr 2022 – Aug 2022 · 4 mos · Gurugram, Haryana, India · On-site

●Worked as a Full Stack Intern in the Check-Out Department, contributing to mission-critical components.
● Designed and implemented a Declarative Testing Framework, reducing test code complexity and improving test coverage.
● Ensured seamless module interoperability using Remote Procedural Calls (RPCs), validating backend communication.
● Built scalable solutions using Spring Boot (backend) and React.js (frontend), supporting robust integration testing.
● Created reusable, interactive UI components using React.js, enhancing frontend modularity and maintainability.
●Integrated RESTful APIs for smooth client-server communication and data flow.
● Conducted unit testing and integration testing, ensuring code quality and regression stability before deployment.
● Actively participated in Agile ceremonies such as sprint planning, daily stand-ups, and retrospectives.
● Collaborated cross-functionally with Product Managers, QA Engineers, and Designers to align on technical requirements and deliverables.