Software Developer Senior

Himanshu Pal

Senior Software Developer

# **************@*****.*** H 737-***-**** ï linkedin.com/in/himanshupal-258630131 * Austin, TX 78613 Professional Summary

Senior Software Developer with 7+ years of experience designing and scaling high-performance, distributed systems and cloud-native applications. Proven expertise in AWS cloud architecture, event-driven microservices, and REST APIs, with a strong track record of delivering multimillion-dollar business impact. I have utilized both backend

(Java, Kotlin, Python) and frontend (AngularJs, React, Typescript and Javascript) frameworks to deliver applications. Skilled at leading cross-functional teams, optimizing large-scale systems, and automating workflows to improve efficiency. Known for end-to-end product ownership — from system design to CI/CD and production support. Skills

Cloud & DevOps: AWS (ECS, Fargate, Lambda, DynamoDB, Redshift, CloudWatch, Glue, SQS, SNS), Infrastructure as Code (AWS CDK), Docker

Programming Language: Kotlin, Java, TypeScript, JavaScript, Python, SQL, PySpark Frameworks: React, AngularJS, Spring MVC

CI/CD & Testing: AWS CodePipeline, Unit Testing (JUnit, Kotest), Git Database: S3, Redshift, NoSQL databases( DynamoDB, ElasticSearch), MySQL Architecture: Microservices, Dependency Injection (Spring, Koin, Dagger), Design Patterns (Factory, Builder, Strategy)

Production Support: Amazon Certified Tier-1 OnCall Support, AI Tools (Amazon Q, Claude) Professional Experience

Senior Software Developer November 2022 – Present

Amazon - Supply Chain Optimization Austin, TX

• Led a team of 5 developers and collaborated with scientists to build a constraint solver engine using Kotlin + Java, AWS ECS, Step Functions, and DynamoDB — processing 20M+ shipments and 100M+ constraints per hour, delivering $600M+ savings in 2024 and improving delivery speeds by 15%

• Optimized solver performance with dual based option filter and warm-start algorithms in kotlin and deployed on AWS Lambda using AWS CDK, reducing runtime by 30% and saving $10K+ annually in AWS infrastructure costs

• Integrated forecast planning systems with REST APIs over AWS VPC, achieving $10M+ projected savings by lowering operational costs

• Mentored interns on high-impact projects, including a caching system migration from S3 to DynamoDB that saved $600K annually

• Designed an ETL CI/CD pipeline using AWS Glue & PySpark with Redshift and S3, creating a feedback loop for real-time logistics optimization and reducing underutilized truck capacity

• Automated on-call reporting using AI-powered agents (Amazon Q), improving engineering productivity Lead Software Developer October 2021 – November 2022 Amazon - Indirect Tax Hyderabad, India

• Designed and led development of a content ingestion service using Python, PySpark, AWS Glue, and Redshift — cutting workflow time by 2 weeks across 80+ Amazon subsidiaries

• - Built a web application with AngularJS & JavaScript for Net Operating Loss (NOL) calculations, saving analysts 20+ hours/month

• Mentored junior engineers and interns, fostering strong technical growth within the team Software Developer July 2019 – October 2021

Amazon - Last Mile Tech Hyderabad, India

• Developed a driver onboarding system in Spring MVC with REST APIs, integrating third-party background check providers (Checkr, Accurate) via OAuth and AWS Lambda — fully automating background checks and reducing manual effort

• Built Salesforce integration for application tracking, reducing onboarding cycle time by 20% (1 week faster on average) using Java and event driven architecture using AWS SQS

• Developed at-risk driver filtering system using historical data analysis in Java and event-driven microservices with AWS SQS and AWS Lambda — prevented 15% of ineligible rehires from entering the driver pool, improving fleet safety and reducing operational risk R&D Engineer August 2018 – July 2019

Samsung Electronics Research Institute Noida, India

• Analyzed kernel boot sequence optimization for flagship phone models in Power R&D team

• Created Python script to parse bootup sequence logs for diagnosing system issues across global customer support cases — accelerated issue identification, increased resolution rates, and enabled creation of standardized SOPs for common problems, improving support team efficiency worldwide Software Developer Intern Jan 2018 – July 2018

Amazon India Gurugram, India

• Developed operations dashboard for EU logistics using React frontend and Spring MVC backend with REST API management, leveraging AWS Elasticsearch for data storage — enabled fast data retrieval and flexible querying capabilities for logistics operators to monitor and manage EU operations in real-time Education

Integrated Post Graduate (Master of Science Evaluation) in Information Technology July 2018 ABV-Indian Institute of Information Technology And Management Gwalior, India

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