
Vistaar
Level 1
AIML, Data Engineer, Feature Engineer, Full Stack Development
Skills

See my services


Want to work on an hourly basis?
Tell Vistaar what you need.
$40
/
hourPortfolio
Work experience
Lead Data Engineer
Global payment network (Fortune 500) • Full-time
Jan 2020 - Present • 6 yrs 4 mos
Delivered advanced data engineering and analytical capabilities supporting a global payment network, enabling scalable and secure financial data processing. Led end-to-end solution design, including product requirement analysis and integration data flows across complex upstream and downstream systems. Designed and developed high-quality batch and real-time Spark applications with strong emphasis on maintainability, security, and compliance standards. Architected and orchestrated large-scale deployments, job scheduling, and data lake frameworks, including a rule-based outbound feed generation engine supporting multiple sources, transformations, and targets. Worked within cross-functional agile teams, owning data lake modeling (MongoDB), development standards, and delivery quality for enterprise prepaid management platforms.
33 Reviews
| (33) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By

dougmaxeiner

United States
ahadsiddiqui786

United States
vasuganuga

United States
Great work easy to communicate and professional. Discussed actuals tried to provide the solution as per need.
henrylynk

United Kingdom
Fast and precise
$50-$100
Price
3 days
Duration
Seller's Response
paulfierro147
Repeat Client

United States
Vistaar and Uttam Patel are great technical resources for scalable cloud-based systems. They can support complex projects and help clarify problems and their corresponding solutions. We will be using them going forward.
Seller's Response
