Open to new opportunities — Senior IC · Cloud & AI

I build distributed systems that scale — and AI that ships.

Senior Principal Software Engineer with 11+ years across Amazon-scale logistics, Morgan Stanley fintech and enterprise IoT — now building production RAG & AI systems on AWS.

0+Years Experience
0K+RPS Handled
99.99%Uptime Delivered
0%Cloud Cost Cut
Portrait of Vinayak Chiluka
🏆AWS CertifiedSolutions Architect — Pro
🤖RAG & AI SystemsLangChain · FAISS · pgvector
⚡2,600+ contributionson GitHub, last 12 months
Built for scale at
About — at a glance

Everything you need to know, in one look

11+ years of backend, cloud and platform engineering — measured in outcomes, not buzzwords.

👨‍💻

Senior Principal Software Engineer

I design fault-tolerant, high-throughput distributed systems — from Amazon-scale logistics platforms to post-trade validation at Morgan Stanley — and lead the teams that run them. Based in Hyderabad, India.

🏅 AWS Solutions Architect — Professional AWS SA — Associate ● Open to Senior IC roles
0+

Zero-downtime DB migrations

Production RDS fleets moved to KMS-encrypted instances — no downtime, clear rollback.

0M+

IoT events / day

Multi-tenant platform on AWS IoT Core, Kinesis & Lambda with sub-second latency.

0%

Faster incident recovery

MTTR cut with CloudWatch, X-Ray and custom observability across services.

🏆

Recognized performer

Best Performer (Verixo) · Best Contributor 2024 (People Tech).

🤖

Now: Production AI & RAG systems

Building a portfolio of retrieval-augmented systems — medical diagnosis assistant, realtime voice agent, text-to-SQL, airline support — with LangChain, FAISS, pgvector, OpenSearch and Kubernetes.

LangChainFAISSpgvectorWebRTC VoiceFastAPI
Experience

A decade of shipping at scale

Fintech, e-commerce logistics, IoT — always the systems everything else depends on.

Wissen Technology

IoT · Cloud PlatformAug 2024 — Present
Senior Principal Software Engineer

Architecting multi-tenant IoT platforms processing 1M+ events/day. Reusable AWS CDK modules & Helm charts that accelerate client onboarding; KMS-encrypted RDS migrations with zero downtime; 20–30% annual cloud-spend savings.

AWS CDKEKSJava · Spring BootIoT CoreHelm

People Tech — Amazon (client)

E-commerce LogisticsNov 2021 — Jul 2024
Sr. Software Engineer → Assistant Manager

High-volume internal Amazon platform at 10,000+ RPS for global logistics & fulfillment. IoT data pipelines with CDK/SQS/Lambda/DynamoDB; 25–30% infra cost reduction; 40% MTTR cut via CloudWatch + X-Ray observability.

JavaAWS LambdaDynamoDBSQSX-Ray

Wissen — Morgan Stanley (client)

Capital MarketsJan 2020 — Nov 2021
Software Engineer

Post-trade validation systems for settlement & reconciliation of high-value trades. Resolved critical production issues across validation pipelines, collaborating with global teams in New York and London.

Java · SpringSQLEvent SourcingFinTech

Visible Alpha

FinTech AnalyticsSep 2017 — Nov 2019
Software Engineer

Core backend for the consensus engine powering real-time sell-side models of 1,500+ public companies; CI/CD pipelines that cut deployment time by 40%.

C#SQL ServerJenkinsETL
Earlier: 63 Moons — high-frequency trading systems support (2016–17) Verixo — network restore system in C · 🏆 Best Performer (2015–16)
Skills

The stack I think in

Highlighted chips are what I reach for daily.

⌨️

Languages

8+ years Java & SQL
JavaPythonSQLCC#JavaScriptBash
☁️

Cloud & Infrastructure

AWS Solutions Architect — Professional
AWSAWS CDKLambdaEKS · ECSDynamoDBRDSIoT CoreS3 · SQSTerraformCloudFormation
🚀

Platform & DevOps

Ship fast, observe everything
KubernetesDockerHelmGitHub ActionsJenkinsPrometheusGrafanaCloudWatchX-Ray
🤖

AI & Data Engineering

RAG systems in production patterns
RAGLangChainFAISSpgvectorOpenSearchWeaviateFastAPIKafkaRedisPostgreSQL
Architecture patterns —
MicroservicesEvent-DrivenDomain-Driven DesignCQRSEvent SourcingCircuit Breaker
Projects

Work that moves numbers

Filter by what you care about — AI projects include architecture docs on GitHub.

🩺
AI · RAG

Medical Diagnosis RAG Assistant

Grounded + auditable

Clinical RAG assistant combining medical documents, knowledge bases and patient metadata with an LLM — explainability snippets make every answer auditable.

LangChainFAISSFastAPIPostgreSQLKubernetes
Architecture & docs
🎙️
AI · Voice

Realtime Voice AI Agent with RAG

Low-latency voice

Voice-first agent over WebRTC that retrieves from a Weaviate vector store mid-conversation — speech in, grounded answers out, in real time.

WebRTCWeaviateLangChainPython
Architecture & docs
🗄️
AI · Data

Text-to-SQL RAG Chatbot

Ask DB in English

Natural-language questions become safe, validated SQL over live databases, with pgvector-powered schema retrieval keeping generations grounded.

pgvectorLangChainFastAPIPostgreSQL
Architecture & docs
✈️
AI · Support

Airline Support RAG Chatbot

OpenSearch retrieval

Customer-support assistant for airline policies, fares and disruptions — hybrid retrieval over OpenSearch with guardrailed responses.

OpenSearchLangChainPythonDocker
Architecture & docs
📡
Cloud · IoT

Multi-Tenant IoT Platform

1M+ events/day

Enterprise IoT data platform on AWS IoT Core, Kinesis and Lambda — sub-second processing, tenant isolation, 99.99% uptime.

IoT CoreKinesisLambdaDynamoDBCDK
⚙️
Backend

High-Throughput Logistics Services

10K+ RPS

Java microservices behind Amazon's global logistics & fulfillment operations — fault-tolerant, horizontally scaled, continuously deployed.

JavaSpring BootSQSLambdaRDS
🔁
Cloud · DevOps

Zero-Downtime DB Migration Framework

50+ prod DBs

Repeatable framework for migrating live RDS databases to KMS-encrypted instances — zero downtime, automated verification, instant rollback.

RDSKMSCDKCloudWatch
💹
FinTech

Post-Trade Validation System

High-value trades

Settlement and reconciliation pipelines at Morgan Stanley — data integrity, compliance and stability for mission-critical trade flows.

JavaSpringSQLEvent Sourcing
Contact

Let's build something that lasts

Hiring for a senior IC who owns outcomes end-to-end? Or want to talk distributed systems and RAG? My inbox is open.

📍 Hyderabad, India · IST (UTC+5:30) 💼 Open to: Senior / Principal IC · Platform · AI Engineering
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