Senior Software Engineer | Distributed Systems & Cloud Platforms | Amazon & Ex-Microsoft | Bay Area, CA

I’m a Senior Software Engineer with 10+ years of experience building distributed systems, API platforms, and compliance frameworks across Amazon, Microsoft, and NetApp. I specialize in designing scalable cloud architectures and delivering measurable business impact at global scale.

• Amazon Ads (SDE II) – Owned advertiser-facing services powering $40B+ Ads business and handling 10M+ transactions/day.

  • Built AWS-native APIs (Lambda, ECS, DynamoDB, OpenSearch) adopted by 3+ teams, improving cost efficiency 20% annually.
  • Designed fine-grained advertiser access controls safeguarding $500M+ in deal transactions.
  • Led cross-team migrations deprecating 1M+ LOC and saving $1M+ in annual maintenance costs.
  • Drove API optimization improving throughput 50× (20 → 1K TPS) and cutting latency 60%, unlocking $200M+ in incremental ad revenue.
  • Championed observability frameworks achieving 99.99% uptime and led feature-gating rollouts for millions of advertiser accounts.

• Microsoft 365 Compliance (Software Engineer II) – Delivered compliance and retention features used by 100K+ enterprises and tens of millions of mailboxes.

  • Reduced storage costs by 15% via automated retention policies.
  • Cut processing latency 30% through Exchange lifecycle optimization.
  • Increased compliance coverage 30%, supporting GDPR-aligned data governance across global tenants.

• NetApp (Software Engineer) – Built ActiveIQ health monitoring platform used by 10K+ enterprise customers, improving uptime to 99.9% and reducing downtime incidents by 35%.

  • Developed AWS serverless APIs (API Gateway, Lambda, MongoDB) and an Angular portal accelerating feature delivery 25%.
  • Prototyped GraphQL APIs influencing long-term platform roadmap.

• Philips Healthcare (Software Engineer) – Developed Spring Boot microservices for clinical data systems ensuring HIPAA compliance. Built IoT self-service portal managing 100K+ connected devices with zero-downtime deployments.

• Fandango & Freelancer Simulator
  Full-stack web app using React, Redux, Node.js, MySQL, and MongoDB. Leveraged AWS EC2, ELB, Auto-Scaling, Route53, and RDS. Improved performance 30% using Kafka and Redis.

• Distributed File System using Blockchain
  Decentralized app (Ethereum, IPFS, Solidity) for secure file storage. Integrated Metamask with web3.js and implemented asymmetric encryption for end-to-end security.

• ActiveIQ Platform – NetApp
  Real-time system health monitoring for enterprise storage fleets, improving uptime 99.9% and reducing incidents 35%.

• IoT Self-Service Portal – Philips
  Secure React + Node.js portal for device lifecycle management, enabling 100K+ device onboardings and zero-downtime releases.

• Languages: Java, Go, Python, JavaScript, C++, C#, Solidity
• Distributed Systems & Messaging: Kafka, AWS SQS, RabbitMQ, gRPC
• Databases: DynamoDB, PostgreSQL, Redis, OpenSearch, MongoDB, Cosmos DB, AWS RDS
• Cloud Platforms: AWS, Microsoft Azure, Google Cloud Platform, Cloud Foundry
• Testing & Automation: JUnit, Selenium, JMeter, Postman, MochaJS, NightwatchJS
• Observability & Monitoring: CloudWatch, Prometheus, Grafana
• AI & Emerging Tech: AWS Bedrock, AmazonQ, GitHub Copilot, ChatGPT, Blockchain

I’m always open to collaborations, technical discussions, or new opportunities.

LinkedIn: linkedin.com/in/rrohitmaheshwari
GitHub: github.com/rrohitmaheshwari