Principal Engineer & Solution Architect

I design and build resilient, high-performance software systems for startups and enterprises, specializing in System Design, Agentic AI, and Full-Stack Development.

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14+ YEARS EXP

50M+ USERS SERVED

14 PRODUCTS

50+ TEAM LED

architect_config.json

{
  "name": "Jigar Patel",
  "role": "Principal Engineer",
  "capabilities": [
    "System Design",
    "Agentic AI",
    "Full-Stack Development",
    "Data Engineering",
    "IoT & Real-Time"
  ],
  "status": "Available for Projects"
}

THE ARCHITECT'S MINDSET

Bridging the Gap Between Business Strategy & Technical Execution.

Principal Engineer with 14+ years of experience building and scaling cloud-native systems and Agentic AI solutions.
I help founders, product teams, and engineering leaders turn complex ideas into secure, high-performance, and future-ready software products.
From architecture to execution, I focus on systems that scale with both business growth and evolving technology.

Cost Optimization

Engineering solutions that reduce cloud costs by up to 87% while maintaining peak performance.

Team Leadership

Building high-performing engineering teams through hands-on technical mentorship.

AI Innovation

Building intelligent systems with Agentic AI and LLM solutions.

14+ Years of Building What Matters

From high-scale distributed systems to AI-powered platforms—I bring deep expertise across the full stack to architect, build, and ship production-grade software.

Solution Architecture & System Design

From high-scale distributed systems to legacy modernization—I architect solutions that align technology with business outcomes.

High-scale system design (microservices, monoliths, event-driven)
Cloud-native & multi-cloud architectures
Data modeling & performance optimization
Architecture reviews & legacy modernization

MicroservicesEvent-DrivenDDDCloud NativeCQRSREST APIsGraphQLgRPCData ModelingSystem Design

CUTTING EDGE

AI & Agentic Systems Engineering

Building intelligent systems that reason, remember, and act—from LLM applications to production-grade AI pipelines.

LLM-powered applications (OpenAI, Gemini, Anthropic)
Agentic workflows with multi-step reasoning
RAG architectures & vector databases
AI evaluation, monitoring & guardrails

LangChainLangGraphRAGVector DBOpenAIAnthropicGeminiLlamaIndexCrewAIAutoGenPrompt EngineeringLangSmithPydantic AI

Full-Stack Product Development

End-to-end ownership from design to deployment—with robust testing strategies and engineering excellence built in.

Backend: Node.js, FastAPI, Go, .NET Core
Frontend: React, Next.js, TypeScript
Mobile: React Native, Native iOS (Swift)
API design & integration patterns

Node.jsReactNext.jsTypeScriptNestJSFastAPIGo.NET CoreReact NativeSwiftReduxZustandTailwind CSS

INFRASTRUCTURE

Cloud, DevOps & Scalability

Battle-tested infrastructure with proven cost optimization—reduced client cloud spend by 87% while improving reliability.

Multi-cloud deployments (AWS, Azure, GCP)
Container orchestration with Kubernetes
Infrastructure as Code (Terraform, AWS CDK)
Observability, monitoring & cost optimization

AWSAzureGCPKubernetesDockerTerraformArgoCDJenkinsAnsibleAWS CDKGrafanaPrometheusNginx

Programming Languages & Frameworks

TypeScriptPythonGoSwiftC#JavaScriptObjective-CSQL

Professional
Journey

A timeline of technical leadership and architectural innovation across global enterprises.

Download Full Resume

Technical Architect

LearningYogi

2025 - Present

Leading architectural vision for scalable web and mobile full-stack solutions across multiple products.

Architecting Agentic AI pipelines for document and image extraction using LLMs.
Building LLM-powered chat systems with long-term memory and contextual reasoning.
Implementing cross-platform applications using Node.js, React, React Native, and .NET Core.

Manager - IT (Tech Lead)

Astral Limited

2024 - 2025

Managing three key digital products with a team of 20+ developers.

Led Sales Force Automation, Loyalty Program, and Distributor Portal development.
Re-architecting existing applications from scratch with modern technologies.
Creating proof-of-concept designs for sales operations challenges.

Head of Product Development

Yudiz Solutions Ltd

2018 - 2024

End-to-end project management from Planning to Execution to Delivery.

Led development of betting platforms, fantasy sports, and real-money gaming systems.
Built exchange middleware using Betfair APIs for sports betting products.
Managed high TPS real-money transaction systems and ML-based fraud detection.

Team Lead & iOS Developer

Yudiz Solutions Ltd

2013 - 2017

Full-stack development and team leadership for iOS applications.

Application Developer - iOS

IndiaNIC Infotech Limited

2011 - 2013

Native iOS application development.

B.E. Computer Engineering

Veer Narmad South Gujarat University

2007 - 2011

50M+ Users. Real Money. Real Scale.

From real-money fintech platforms to IoT-integrated casino systems—these are battle-tested products I've architected across gaming, betting, and enterprise domains.

Betting Platform

All-in-one betting platform covering Casino Games, Sports Exchange, and Sportsbooks with custom exchange middleware.

Product Owner & Tech Coach 2022 - Present

.NET CorePostgreSQLKubernetesRabbitMQRedisDockerMicroservicesEvent-DrivenReal-Time

Live Casino Games

25 real-time interactive casino games with IoT integration including cameras, scanners, and hardware controls.

Product Owner & Tech Coach 2022 - Present

.NET CoreMongoDBRed5ProAWSWebSocketIoTReal-TimeDockerRedis

50M+ Users

11Wickets

Daily fantasy sports platform with 50M+ registered users. Reduced AWS costs from 15L to 2L per month.

Project Manager & Tech Coach 2018 - 2023

Node.jsMongoDBiOSAndroidRedisAWSReal-TimeMicroservicesSwift

5+ Enterprise Clients

Fansportiz

White-label fantasy sports solution with 5+ enterprise clients including JioGames and Sportsbuzz11.

Program Manager & Tech Coach 2021 - Present

React NativeNode.jsKubernetesAWSMongoDBRedisDockerTypeScriptCI/CD

Top 10 Sports Site

Crictracker

Top 10 sports news and scoring website in India. Led complete tech revamp from WordPress to modern stack.

Agile & Tech Coach 2021 - Present

ReactNode.jsReact NativeRedisNext.jsAWSTypeScriptSEOSSR

JioGames Fantasy

Enterprise white-label fantasy platform customized for JioGames with on-premises hosting requirements.

Project Manager 2022 - 2023

SpringBootiOSAndroidOn-PremisesJavaPostgreSQLDockerSwiftKotlin

Engineering Excellence
Starts Here

Looking for a fractional Principal Engineer or Solution Architect?
I bring deep expertise in fintech, gaming, and AI - plus a track record of building high-performing teams.

Send me an Email Connect on LinkedIn