---
title: "Aditya Kumar - Senior Member of Technical Staff in Bengaluru | Tal"
description: "Meet Aditya Kumar, SMTS at Oracle | Ex- Walmart, Groupon | Backend Engineer | Distributed Systems | Java | Python | Scala | Spring Boot | Spark | SQL | GCP | Airflow | Grafana | 4🌟@ CodeChef | 6🌟@ HackerRank based in Bengaluru. AI stack includes codex, cursor, and gemini."
image: "https://tal.club/meet/aditya-kumar-43/share-image"
---

# Aditya Kumar on Tal

## Headline

SMTS at Oracle \| Ex\- Walmart, Groupon \| Backend Engineer \| Distributed Systems \| Java \| Python \| Scala \| Spring Boot \| Spark \| SQL \| GCP \| Airflow \| Grafana \| 4🌟@ CodeChef \| 6🌟@ HackerRank

## About

🚀 Software Development Engineer with 6\+ years of experience building scalable backend and data systems for high\-traffic platforms\. 🛠️ Core expertise in Java, Python, Spring Boot, and SQL, with hands\-on experience in designing and optimizing distributed systems using Spark, Kafka, Airflow, and GCP \(BigQuery, Pub/Sub\)\. 📊 Passionate about working in data\-intensive environments, having contributed to systems that process millions of records and drive key business metrics in real time\. 💡 I enjoy solving challenging engineering problems, whether it’s streamlining backend architecture, improving latency, or building resilient data pipelines\. 🌐 While primarily focused on backend and big data, I’m also comfortable contributing across the stack using HTML, CSS, Bootstrap, and Django when needed\. 🤝 Always open to learning, collaborating with smart minds, and building impactful products at scale\.

## Location

Bengaluru

## AI stack

codex

cursor

gemini

ChatGPT

## Work experience

Senior Member of Technical Staff at Oracle, Oct 2025 \- Present · 1 yr 1 mo, Bengaluru

SDE ll at Groupon, Mar 2024 \- Oct 2025 · 1 yr 8 mos, Bengaluru, Engineered and optimized distributed notification systems delivering 150M\+ daily emails & 100M\+ push notifications with 99% SLA compliance\. Designed OTP\-based guest authentication, improving onboarding completion rates by \~30%\. Led migration of microservices from AWS to GCP, reducing infra costs by \~25% and improving API latency by \~35%\. Built and deployed dynamic email templates for commercial, transactional, and triggered communications\. Tech: Java, SpringBoot, Kafka, GCP, PostgreSQL, Grafana, CI/CD

SDE II at InMobi, Jul 2023 \- Feb 2024 · 8 mos, Bengaluru, Built the Central Data Repository platform serving as an enterprise\-wide data warehouse\. Developed automated health monitoring & alerting pipelines, reducing downtime incidents by 30%\. Contributed to system design reviews, optimizing ETL workflows and lowering query latency\. Tech: Python, Scala, Java, Spark, SpringBoot, Azure, Databricks, Grafana, CI/CD

Software Engineer \(IN2\) at Walmart Global Tech India, Jul 2021 \- Jul 2023 · 2 yrs 1 mo, Chennai, Designed and implemented an acknowledgement framework ensuring complete ingestion of $1B\+ daily financial transactions\. Built a high\-volume data archival & retrieval utility, improving efficiency for compliance and analytics teams\. Tech: Java, Scala, Spark, GCP, Python, Kafka

Software Engineer at NCR Corporation, Jan 2020 \- Jul 2021 · 1 yr 7 mos, Hyderabad, Maintained and enhanced ATM software for banking clients, ensuring high fault tolerance and reliability\. Built a monitoring dashboard to flag incomplete Jira ticket data, improving workflow efficiency\. Tech: Java, Python, C\+\+, HTML, CSS, Automation

## Education

Bachelor of Technology, Computer Science, ABES Engineering College

[View the original profile](https://tal.club/meet/aditya-kumar-43)

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