Aashish Raika
Data Engineer
Gurgaon
Summary
Results-driven Data Engineer with over 3.5 years of experience designing and implementing high-performance Java-based ETL systems within SaaS environments. Expertise in subscription revenue analytics, multi-currency financial reporting, and executing large-scale data migrations. Proven track record of optimizing ETL runtimes by up to 40%, enhancing data reliability, and delivering robust solutions that empower customers to overcome data challenges. Committed to leveraging technical acumen to drive efficiency and support business growth through innovative data strategies.
Overview
7
7
years of professional experience
2023
2023
years of post-secondary education
2
2
Languages
Work History
Data Engineer
Chargebee Technologies Private Limited
08.2022 - Current
- Improved ETL performance by 30–40% through caching strategies and database query optimization.
- Led multiple large-scale data migrations, resolving CB ↔ RS data inconsistencies.
- Optimized MRR history processing and automated exchange-rate synchronization for multi-currency reporting.
- Designed scalable, maintainable data models to support BI, and financial reporting.
- Resolved critical production ETL issues with same-day turnaround, reducing sync failures.
Summer Intern
Jaipur Metro Rail Corporation
05.2019 - 06.2019
- Studied metro signaling systems, and evaluated pilot assistance feasibility.
- Explore the possibility of using a pilot assistance system for metros.
- Analyzed international metro safety practices and assessed their applicability to Indian conditions.
Education
B.Tech + M.Tech (Dual Degree) -
Indian Institute of Technology (IIT BHU), Varanasi
Varanasi, IndiaSkills
Languages: Java, C, SQL, Scala (basic)
Data Engineering: ETL Pipelines, ETL development, Data Migrations, Performance Optimization
Databases: PostgreSQL
APIs: REST APIs, Internal Microservices
Domain: Subscription Billing, Revenue Analytics (MRR/CMRR), Multi-currency, Tax Reporting
Timeline
Data Engineer
Chargebee Technologies Private Limited
08.2022 - Current
Summer Intern
Jaipur Metro Rail Corporation
05.2019 - 06.2019
B.Tech + M.Tech (Dual Degree) -
Indian Institute of Technology (IIT BHU), Varanasi