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Rahul Ladumor

Principal Cloud & AI Platform Architect

Surat, India · hello@rahulladumor.com · rahulladumor.com · linkedin.com/in/rahulladumor · github.com/rahulladumor

9+ years in cloud and platform engineering. AWS Professional certified. 4x AWS Community Builder. Production AWS + GenAI delivery across enterprise, SaaS, consulting, and AI-driven development work.

Selected outcomes

  • 5M+ orders/month e-commerce backend at P99 <200ms after serverless migration (KFC Thailand)
  • 2M+ document RAG platform on AWS Bedrock, sub-10s answers, ~60% LLM cost reduction via semantic caching
  • Standardized enterprise IaC at ASTM International: 70% faster environment setup, audit findings 47 → 3
  • AWS cost optimization across 3 clients: up to 55% reduction, Savings Plan coverage 0% → 78%
  • Amazon IaC RLHF (via Turing): CDK generation quality 42% → 89%, security violations <5%

Experience

Senior AWS Solutions Architect (Consulting) · ASTM International

2025 - Present

Forward-deployed with enterprise stakeholders to turn ambiguous cloud needs into end-to-end AWS architectures. Built reusable IaC with Terraform and CDK plus multi-account guardrails, cutting environment setup time by 70%. Reduced cloud spend about 20% through analytics-driven right-sizing.

LLM Infrastructure Trainer · Amazon (via Turing)

2025 - 2026

Validated AI-generated AWS CDK and CloudFormation for security and cost on Amazon's IaC RLHF program. Built reusable TypeScript CDK constructs aligned with Well-Architected principles, cutting standardization time about 30%. Provided RLHF feedback that raised the quality of generated infrastructure code.

Senior Software Engineer (Contract) · NTT (Tokyo)

2025

Short AWS platform contract in Tokyo. Supported NTT's cloud infrastructure initiatives in a customer-facing engineering capacity, contributing to AWS-based platform development for enterprise cloud capabilities.

Cloud & AI Career Coach (Part-time) · topmate.io

2024 - 2026

1:1 mentoring for cloud professionals and engineers. Specialized in AWS Architecture, Cost Optimization, and guiding engineers transitioning to AI/ML and GenAI career paths.

Independent Cloud & AI Consultant · Freelance

2023 - 2026

Forward-deployed into client problems: discovery, architecture review, implementation, and post-launch guidance. Designed serverless architectures with selected 30-40% operational cost reductions. Integrated LLM-powered features using AWS Bedrock for fintech and e-commerce platforms.

Lead Platform Engineer · ProdigyBuild

2023 - 2025

Worked close to product and engineering users to architect a serverless SaaS platform using Python, Lambda, API Gateway, and DynamoDB, achieving 99.9% availability and 40% cost reduction. Integrated AI agents for automated code generation.

SDE-II · ProtectOnce

2022 - 2024

Built developer-first API security on AWS serverless. Developed Python backend services for automated threat detection and eBPF kernel-level agents for runtime protection. Shipped a React security dashboard with real-time threat visualization and improved deployment efficiency by 25% through CI/CD gates.

Senior Software Engineer · KFC Thailand + Qraved (via Imaginato)

2022 - 2023

Serverless engineering for two Imaginato clients. For KFC Thailand, migrated a PHP monolith to event-driven Node.js, Go, and Kafka services processing 5M+ orders/month at under 200ms latency. For Qraved Indonesia, rebuilt the discovery and loyalty platform on Lambda, DynamoDB, and GraphQL, tripling throughput, cutting infra cost about 30%, and lifting CTR 18% and DAU 22% with Amazon Personalize.

Blockchain Developer · PrimeLab

2022

Short blockchain engagement building backend services in Go with DynamoDB. Implemented on-chain data workflows and API integrations for a decentralized platform.

Senior Software Developer · NDS Global

2021 - 2022

Built conversational AI solutions for enterprise clients using AWS Lex and Azure Bot Services. Designed NLU models and integrated chatbots with enterprise CRM and ticketing systems.

Full Stack Cloud Developer · AppGambit

2020 - 2021

Worked in AppGambit's custom software and AWS consulting environment, operating cloud-native microservices handling 1M+ requests/minute on ECS, EKS, and Fargate. Built real-time audit logging with Lambda, S3, and ElasticSearch.

Software Developer · Bynebits

2017 - 2019

Built scalable web applications using Node.js and AWS serverless. Developed investment analytics platform. First exposure to serverless architecture and AWS Lambda.

Software Engineer · Creative Infotech

2016 - 2017

First professional role. Built and maintained PHP web applications and MySQL backends, learning production fundamentals: deployments, debugging, and shipping features for real users.

Certifications

  • AWS Certified Solutions Architect - Professional · Amazon Web Services (2024)
  • AWS Certified DevOps Engineer - Professional · Amazon Web Services (2024)
  • AWS Certified Generative AI Developer - Professional · Amazon Web Services (2025)
  • AWS Certified Developer - Associate · Amazon Web Services (2023)
  • HashiCorp Certified: Terraform Associate · HashiCorp (2023)

Education

  • PG Certificate in Agentic AI, Generative AI & Machine Learning · Indian Institute of Technology, Roorkee (2025 - 2026)
  • Master of Science in Information Technology · Veer Narmad South Gujarat University (2018 - 2020)
  • Bachelor of Science in Information Technology · Veer Narmad South Gujarat University (2016 - 2018)

Core stack

AWS Lambda · API Gateway · DynamoDB · ECS / EKS · AWS Bedrock · Terraform · AWS CDK · Step Functions · EventBridge · SQS / SNS · CloudFront / WAF · S3 / Glacier · OpenSearch Serverless · Python · TypeScript · Go · Kafka · Redis · PostgreSQL · Docker · GitHub Actions · CloudWatch · SageMaker Pipelines · MLflow · DVC · RAGAS · LangSmith · FastAPI · Flask · eBPF · LiveKit · OpenAI Realtime API · Amazon Personalize