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Nikita Shaw

@nikitashaw

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Software Engineer 2 at Walmart Global Tech, scaling messaging platforms and enabling 10M+ campaign messages.

India

Message

At Walmart Global Tech, I engineer and support an event-driven messaging platform serving Walmart and Sam’s Club Health and Wellness. I onboarded 50+ messaging campaigns and helped reduce production incidents and their impact by 70%.

I also built GCP batch-processing pipelines that enabled delivery of 10M+ campaign messages, and developed consent workflows for family and prescription management. Previously, I developed a referral credit system at VAMA and built the BYJU’S Wallet customer portal for 1.8 million platform active users.

Experience

Work history, roles, and key accomplishments

Current

Software Engineer 2

Current

Walmart Global Tech

Dec 2024 - Present (1 year 10 months)

Engineered and supported an event-driven pub/sub messaging platform for Walmart and Sam's Club Health and Wellness, handling up to 1,800 TPS. Reduced production incidents by 70% through alert tuning and proactive monitoring, and built GCP batch pipelines with Apache Spark and Airflow.

Java Spring Boot Microservices Kafka GCP Apache Spark Airflow SQL AWS Docker Redis PostgreSQL MongoDB Jira Git OpenObserve RCS AI

Software Engineer

VAMA

Aug 2023 - Jun 2024 (10 months)

Developed a Referral Credit Management System that boosted user acquisition by 30% and increased astrology interactions by 30%. Integrated Agora webhooks to streamline call flows, reducing customer support operations by 20%.

Java Spring Boot Microservices Hibernate JPA PostgreSQL MongoDB Agora Webhooks Data Analysis SQL

Associate Software Engineer

BYJU'S

Oct 2021 - Mar 2023 (1 year 5 months)

Integrated SBM banking APIs for student account creation and designed an idempotent transaction-processing system using AWS SQS and PostgreSQL. Built a customer portal for BYJU's Wallet serving 1.8 million active users and reduced API latency from 600ms to 150ms.