Available for opportunities

Soumya Saliyan

Senior Software Engineer — Backend & GenAI Engineer

Building scalable solutions with Node.js & Python  ·  AWS & Azure cloud architectures  ·  LLM Integration & Agentic Workflows  ·  Healthcare Interoperability (FHIR, CommonWell)  ·  7+ years delivering production systems

Node.js Python AWS GenAI Engineer LLM Integration FHIR Microservices Healthcare Interoperability
LinkedIn
7+
Years experience
15+
Projects delivered
10
NPM modules authored
2
Cloud platforms
4
Companies
10+
Technologies mastered
About

Building backend & GenAI systems that scale

Senior Backend & GenAI Engineer with 7+ years building scalable, cloud-native systems in Node.js and Python. Specialized in LLM integration, GenAI workflows, and healthcare interoperability (FHIR, CommonWell, EHX). Experienced in AWS serverless architectures, multi-cloud deployments, and leading backend teams through complex migrations — with a growing focus on applied AI and agentic systems.

Tech stack

Skills & technologies

Languages
Node.jsPythonTypeScriptJavaScriptBash
Backend
REST APIsMicroservicesGraphQLExpress.jsFastAPIEvent-driven
Cloud / AWS
LambdaSQS / SNSECSS3EC2CognitoStep FunctionsAzure
Databases
PostgreSQLMySQLMongoDBRedisElasticsearch
Healthcare
FHIRCommonWellEHXHIPAA
GenAI / LLM
LLM IntegrationLangChainPrompt EngineeringAWS BedrockAgentic WorkflowsIBM WatsonMicrosoft LLMRAG
DevOps
DockerCI/CDTerraformGitLab
Career

Work experience

July 2024 — Present
Senior Software Engineer
Trove Health — Hyderabad, India
July 2023 — July 2024
Senior Software Engineer
Innovatics LLP — Gujarat, India
Jan 2022 — July 2023
Senior Software Engineer
Bit01 Technopole Limited — Gujarat, India
June 2017 — Jan 2022
Senior Software Engineer
Telenetix Private Limited — Udupi, India
Work & side projects

All projects

Patient Access & Healthcare Interoperability Platform
2024 — Present
Node.jsAWS SQS/SNSLambdaFHIRCommonWellEHX
  • Integrated backend services with CommonWell and EHX APIs for patient access, identity matching, and clinical data retrieval
  • Migrated systems to CommonWell v2 APIs, improving patient identity matching accuracy by 25%
  • Coordinated end-to-end migration of 3 AWS-hosted databases to Azure MySQL — completed in 1 week with zero downtime
  • Authored 8–10 reusable NPM modules to enhance code modularity and cross-project consistency
  • Integrated FHIR resources (Patient, Encounter, DocumentReference, Practitioner) for standardized healthcare workflows
  • Used AWS SQS and SNS for async messaging, notifications, and workflow orchestration
Inventory System for Pharmacy / Labs
2023 — 2024
PythonElasticsearchDockerAWS S3 / ECS
  • Built Medicine Master search with Elasticsearch — achieved 90% faster search vs previous implementation
  • Containerized with Docker and established CI/CD pipeline, making deployments 100% faster
  • Redesigned Invoice and Billing as a standalone microservice, reducing 70% of rework
NFT Mantra — Blockchain Backend
2022
Node.jsEthereum / PolygonTatum KMSIPFS
  • Architected backend services enabling users to upload, mint, and list NFTs on Blockchain Mainnet
  • Achieved 50% increase in user engagement and 40% growth in daily transactions
  • Built Tatum Key Management System for secure wallet private key management
Antonic AI — Conversational Platform
2022
Microsoft LLMLangChainIBM Watson
  • Leveraged Microsoft LLM and LangChain for advanced natural language understanding
  • Integrated IBM Watson to improve intent recognition and conversational interfaces
Personal & side builds
Hover to preview
topic / llm agents sonnet-4-6
What are the main architectures?
🌐 web
📄 arxiv
🟠 hn
💾 saved
Three main patterns: ReAct (reason+act), Plan-and-Execute, and multi-agent. Memory is the key differentiator.
Ask about llm agents...
1 / 4 →
⚡ Token tracker
Input tokens
1,842
Cost
$0.006
Cache hit
84%
Saved
$0.021
Prompt caching 90% cheaper on cache reads
cache read $0.30/MTok vs $3.00/MTok uncached
← 2 / 4 →
⬡ Knowledge graph
agents memory tools RAG evals ReAct
D3 force-directed · colored by topic
← 3 / 4 →
◑ Sentiment · ⚡ Briefing
Sentiment by source
🌐 web
+72%
📄 arXiv
+85%
🟠 HN
+40%
⚡ Briefing mode ON
Synthesizes existing findings — no new searches. ~10× fewer tokens.
💾 Using 7 saved findings from memory
← 4 / 4
Research Agent
Multi-source AI research agent with knowledge graph, sentiment analysis, token/cost tracker with prompt caching, briefing mode, and model switcher. FastAPI + SSE + D3.
PythonFastAPIClaude APID3.jsSSEAgents
📂
Hover to preview
● No document loaded
📄
Drop your document here
Supports PDF, TXT, MD · Max 2 MB
Conversation
💬
Upload a document above,
then ask anything about it.
Ask a question about your document...
Ask →
DocMind — Document Q&A with LLM
Upload PDF, TXT, or MD files and ask questions about them. Uses vector store embeddings and LLM to answer with context from the document.
LLMVector StoreNode.jsRAG
💬
Hover to preview
🤖
ChatBot
● Online
Type a message...
ChatBot — Conversational AI Interface
Clean browser-based chatbot UI with typing indicator and real-time message rendering. Built with vanilla JS, no dependencies.
HTMLVanilla JSLLM
🔍
Hover to preview
visual-json · input
{
 "type": "agent_response",
 "status": "completed",
 "content": [
  "text","chart","refs"
 ]
}
VISUALIZE →
Visual JSON — Agent Response Viewer
Zero-dependency browser tool that parses agent JSON responses and renders them as readable UI — markdown, charts, tables, and reasoning blocks.
Node.jsVanilla JSChart.jsmarked.js
📓
Hover to preview
Daily Learnings
A line a day, whenever you have it.
🕯️ 7-day streak
Today — Wed, Jul 8
What did you learn today?
1 / 2 →
Daily Learnings
Monthly summary
🕯️ 7-day streak
✨ July 2026
You discovered that some tools arrive quietly, cracking open small new possibilities in how you build.
Regenerate
← 2 / 2
Daily Learnings — Micro Journal
A line-a-day journaling tool with streak tracking and AI-generated monthly summaries. Built with Hatchable + Claude Code MCP integration.
Claude CodeHatchableMCPLLM
🎯
Hover to preview
Read 20 mins
🔥 14 day streak
Exercise
🔥 7 day streak
Ship side project
No streak yet
Habit Tracker with Streaks
Daily habit tracker with streak logic, 7-day week row, and localStorage persistence. Spec-driven from a full product doc.
HTMLJavaScriptlocalStorage
⚙️
Hover to preview
ADD R1, R2, R3 — executing
FETCH
DECODE
EXEC
WB
ADD
Fe
De
Ex
Wb
SUB
Fe
De
Ex
Wb
LDR
Fe
De
Ex
CPU Pipeline Visualizer
Interactive walkthrough of the 4-stage CPU pipeline with pipelined view and data hazard simulation.
HTMLSVGComputer Architecture
Background

Education

🎓
B.E. in Electronics & Communication Engineering
Adichunchanagiri Institute of Technology, India
Sep 2013 — June 2017
Thought leadership

Technical writing

View all posts on Hashnode →7 articles · Notes from My AI Exploration