Hello, I'm

Arjunagi
A. Rehman

Backend and AI systems engineer — also cloud solutions engineer, real-time systems builder, and AI agent systems engineer.

Backend & AI systems engineer with a strong 0→1 product mindset. I build reliable AI agents, real-time workflows, and distributed backends designed for production, not demos — owning outcomes end-to-end.

10+ Live systems
5 AI deployments
4+ Years exp.
24/7 Systems at BIAL

Skills & Technologies

Spanning the full stack from IoT device firmware to cloud microservices and beyond.

{ } Languages
GoJavaPythonNode.jsTypeScriptSQL
Frameworks
Spring BootGinFlaskFastAPIExpressReactGraphQL
Cloud & Infra
AWS ServicesECSEKSCDKLambdaIoT CoreRekognitionS3AzureDockerTerraform
Data & Messaging
PostgreSQLMongoDBRedisQdrantServer-Sent EventsWebSocketKafka
AI & Agents
LLM IntegrationAI AgentsGoogle ADKAzure AI FoundryLangGraphAWS BedrockQdrantIntent ClassificationRAGMulti-lingual NLP
DevOps
GitLab CI/CDGitHub ActionsLinuxNginxPrometheusVPSDokploy

Featured Projects

Production systems and open-source tools I've architected and shipped.

More work
Production
Hardware + Mobile

Wisp

Drink-spiking prevention platform combining portable spectroscopy hardware with a real-time mobile safety app. SOS alerts, live location sharing, and sub-3-second scan results.

IoTGoAWSReal-timeSpectroscopyMobile
View case study
AI/ML
Multimodal RAG

ecai

Multimodal RAG platform on Azure. Documents uploaded to Blob Storage → text & images extracted → embedded via text-embedding-3-small → indexed in Azure AI Search → GPT-4.1 powered chat with contextual recall. Retrieval surfaces relevant text chunks + images together.

Azure AI FoundryGPT-4.1Azure AI SearchFastAPIReact 18Blob StorageRAGMultimodal
View case study
Open Source

GormAuditLog

Open-source Go library for ORM-level audit logging with GORM. Tracks create/update/delete events with minimal configuration overhead.

GoGORMOpen SourceMySQLPostgreSQL
AI/ML

School Agents

Multi-agent AI tutoring system built with Google ADK. Specialized agents handle curriculum planning, Q&A, progress tracking, and adaptive learning paths for students.

Google ADKPythonMulti-AgentLLMEducation
Tool

BedRock Agent Runner

Local execution framework for AWS Bedrock agents — run and test Bedrock AI agents in a local development environment with multiple interface modes.

PythonAWS BedrockAI AgentsLLM
AI/ML

Gemini Multimodal Search

Image search powered by Google Gemini multimodal capabilities. Enables semantic search across images using AI embeddings and vector similarity.

PythonGoogle GeminiMultimodalAIVector Search

Let's build something exceptional

Open to backend engineering, AI systems, and cloud architecture opportunities. Let's connect.