ASHISH SHARMA

Bengaluru

Summary

Distinguished Staff Software Engineer with over 15 years of experience architecting mission-critical, high-throughput distributed systems. Specialist in Java backend development for AI as a Platform (AIP), managing global transaction processing at an extreme scale. Deeply proficient in Big Data ecosystems (Hadoop, Kafka), Cloud Infrastructure (OCI), and building low-latency solutions for real-time fraud identification.

Overview

years of professional experience

Work History

Staff Software Engineer

VISA INC

09.2021 - Current

AI as a Platform (AIP): Architected Java-based backend services for a massive distributed system processing all global Visa transactions for real-time AI fraud identification.
High-Throughput Engineering: Optimized microservices to handle thousands of TPS with millisecond latency, meeting mission-critical authorization windows.
Infrastructure & Tooling: Developed the HDFS Insight Generator and an automated quota management system for global Hadoop clusters.
Scalability: Partnered with PAAS teams to ensure 99.99% availability of the data layer through advanced telemetry and monitoring.

Project Lead

Oracle India Pvt Ltd

10.2017 - 08.2021

QueryService: Led the design of a distributed engine enabling high-performance SQL execution directly on OCI Object Store, bypassing RDBMS overhead.
Cloud Automation: Engineered an Auto-Scaling framework for Big Data services that dynamically adjusted compute resources based on real-time CPU metrics.

Senior Member of Technical Staff

Oracle India pvt ltd

03.2012 - 02.2017

BigDataSql: Developed a unified query bridge allowing Oracle SQL execution across distributed Hive tables and relational stores.
Big Data Appliance: Integrated Cloudera (CDH) stacks with specialized hardware to optimize high-density data workloads.

Software engineer

United Online Software Solution

05.2010 - 02.2012

Designed backend logic and social tagging features for high-traffic digitization projects.

Education

B-Tech - Computer Science And Engineering

NATIONAL INSTITUTE OF TECHNOLOGY

Warangal, Telangana

04-2010

Skills

Languages: Java (Expert), Python, BASH, Shell Scripting
Distributed Systems: Hadoop, HDFS, Kafka, Hive, Spark, Distributed Query Engines
Cloud & DevOps: Oracle Cloud Infrastructure (OCI), Kubernetes (K8s), Docker, PAAS

Backend Architecture: Spring Boot, Microservices, High-Availability Systems, RESTful APIs
Databases/Storage: MySQL, OCI Object Store, Oracle RDBMS

Timeline