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Principal Cloud & AI Platform ArchitectAWS Pro CertifiedAWS Community Builder

I care about the part that fails at 2 AM.

I am Rahul Ladumor, a Principal Cloud & AI Platform Architect from Surat, India. I work with teams that already have real users, real AWS bills, and real production pressure.

A lot of my recent work is forward-deployed: sit close to the users and stakeholders, understand what is actually blocked, build the AWS or GenAI path, and stay with it until the production trade-offs are visible.

I have learned that production does not care how good the demo looked. Production asks different questions: what fails first, who gets paged, what rollback looks like, and what this will cost when traffic grows?

Rahul Ladumor

Current signal

What people should remember.

Rahul is the AWS and GenAI production person: useful in public, calm in incidents, practical in architecture reviews, and useful when a team needs a forward-deployed engineer to turn ambiguity into shipped systems.

Senior AWS Solutions Architect at ASTM International
Forward-deployed delivery model: embedded discovery, implementation, integration, rollout, adoption, and production ownership
LLM Infrastructure Trainer on Amazon IaC RLHF work
4x AWS Community Builder, renewed in 2026
IIT Roorkee PG Certificate in Agentic AI, GenAI & ML
InfraTales creator: production AWS fixes from real failures
Why I build this way

Production systems need boring answers to hard questions.

Production does not care how good the demo looked.
What fails first matters more than what looks clean in a diagram.
Rollback is part of architecture, not release management paperwork.
A platform should reduce decisions for product teams.
GenAI quality problems usually start before the model call.
Career proof

Full timeline across cloud, backend, DevOps, platform, and AI infrastructure.

Led by the client. Where a role ran through a staffing firm, the firm is noted in parentheses.

ASTM International

Senior AWS Solutions Architect (Consulting)

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.

Amazon (via Turing)

LLM Infrastructure Trainer

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.

NTT (Tokyo)

Senior Software Engineer (Contract)

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.

topmate.io

Cloud & AI Career Coach (Part-time)

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.

Freelance

Independent Cloud & AI Consultant

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.

ProdigyBuild

Lead Platform Engineer

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.

ProtectOnce

SDE-II

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.

KFC Thailand + Qraved (via Imaginato)

Senior Software Engineer

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.

PrimeLab

Blockchain Developer

2022

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

NDS Global

Senior Software Developer

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.

AppGambit

Full Stack Cloud Developer

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.

Bynebits

Software Developer

2017 - 2019

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

Creative Infotech

Software Engineer

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.

What I work with

The stack behind the production work.

Cloud Architecture & Cost

AWS Cost Audits (30-40% typical, up to 55%)Serverless Architecture (Lambda, API GW, DynamoDB)Multi-Account AWS Organizations & Landing ZonesContainer Orchestration (ECS, EKS, Fargate)Event-Driven Systems (EventBridge, SQS, SNS, Kafka)Multi-Region / Multi-AZ for 99.99% UptimeFinOps: Savings Plans, Reserved Capacity, Right-Sizing

Production AI Infrastructure

AWS Bedrock (Claude, Titan, Llama): production-readyRAG Pipelines: chunking, retrieval quality, latency budgetsAgentic AI with real guardrails and cost controlsLLM Token Optimization and Semantic CachingVector Search (OpenSearch Serverless)AI system observability and failure mode handlingModel evaluation and tracing (RAGAS, LangSmith)MLOps pipelines (SageMaker Pipelines, MLflow, DVC)Realtime voice AI (LiveKit, OpenAI Realtime API)

Infrastructure as Code

Terraform (multi-environment, remote state, modules)AWS CDK (TypeScript): one Stack per service boundaryCI/CD: GitHub Actions, CodePipeline, blue-green deploysMonitoring: CloudWatch, Datadog, X-Ray tracingSecurity: least-privilege IAM, KMS, WAF, GuardDuty

Backend Systems at Scale

Event-driven microservices that survive traffic spikesDynamoDB single-table design for predictable latencyMonolith to serverless migrations (Strangler Fig)API design: REST, WebSocket, streaming responsesPython, TypeScript, Go: production, not prototypesAPI services in FastAPI and FlaskeBPF kernel-level agents for runtime protectionKafka event streaming and PostgreSQL at scale
Community and InfraTales

Writing, AWS community, and public architecture notes.

InfraTales is where I write about architecture patterns, AWS production decisions, and the failure modes teams often find too late.

AWS logo

AWS Community Builder - Serverless

Forward Deployed Engineer - AWS + GenAI delivery

IIT Roorkee logo

IIT Roorkee PG Certificate in Agentic AI, GenAI & ML

LinkedIn logo

12K+ LinkedIn cloud and AI audience

100+ mentoring sessions on Topmate

InfraTales: weekly production stories

Upwork logo

Upwork Top Rated

Veer Narmad South Gujarat University - Master of Science in Information Technology

Veer Narmad South Gujarat University - Bachelor of Science in Information Technology

AWS Certified Solutions Architect - Professional badge

AWS Certified Solutions Architect - Professional

Amazon Web Services · 2024

AWS Certified DevOps Engineer - Professional badge

AWS Certified DevOps Engineer - Professional

Amazon Web Services · 2024

AWS Certified Generative AI Developer - Professional badge

AWS Certified Generative AI Developer - Professional

Amazon Web Services · 2025

AWS Certified Developer - Associate badge

AWS Certified Developer - Associate

Amazon Web Services · 2023

HashiCorp Certified Terraform Associate badge

HashiCorp Certified: Terraform Associate

HashiCorp · 2023

Personal but professional note: I work best with teams that want clear technical judgment, direct trade-off language, and production changes that can be owned after I leave.

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