Hello, I'mAlain Rinah Patrick Raharison

Senior Full-Stack & Agentic AI Engineer

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ARHey! I'm ARIA 🤖 I know EVERYTHING about Alain — and he's the one who built me!

Alain Rinah Patrick RAHARISON
Open to new opportunities

I craft robust, elegant platforms where architecture meets experience — products built to last, scale, and inspire trust.

#01

Full-Stack Architecture

#02

Mobile (React Native)

#03

SaaS Platforms

#04

AI Integration

01 — About Me

Architect of scalable digital solutions

About Me

Senior Full-Stack & Mobile Engineer with over 6 years of experience, specializing in multi-tenant SaaS platforms, scalable systems, and React Native mobile apps. Expert across the JavaScript/TypeScript ecosystem — from modern frontends (React, Vue, Next.js) and backends (Node.js, NestJS) to mobile. Strongly innovation-driven, I design and deploy cutting-edge AI architectures to translate business objectives into scalable, high-performance technical solutions.

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Years of Experience

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SaaS Platforms Built

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Technologies

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Commitment

What I bring

Architect of large-scale multi-tenant SaaS platforms

AI & autonomous agents integration in production

Full-stack & mobile JavaScript / TypeScript (React, Next.js, NestJS, React Native)

Scalable, robust and polished products, built to last

Open to all forms of professional engagement

Degree

2020

Master II — Software Engineering & Databases

ENI Fianarantsoa, Madagascar

Languages

Malagasy· Native
French· Bilingual
English· Technical

02 — Technical Skills

My technology stack across the full spectrum

JS / TSKey skills highlighted: JavaScript / TypeScript & AI IA
Focus

AI & Agentic

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Autonomous agents (Agentic AI)Vercel AI SDKOpenRouter APIOpenAI SDKLLM integrationReal-time AI streaming (SSE)Prompt EngineeringPrompt RepositoryKnowledge Graphs (AI)

Frontend & Mobile

19
ReactReact NativeNext.jsVue.jsNuxt.jsTypeScriptViteTailwind CSSFramer MotionZustandAG GridXYFlowApollo ClientTipTapECharts / Chart.jsi18nextMapbox GLMermaidFigma

Backend & API

13
Node.jsNestJSSails.jsPythonDjangoPHP / SymfonyGraphQLREST API (Swagger)Keycloak (OAuth2/JWT)WebSocketsSSEDataLoaderNodemailer

Data & Analytics

07
MongoDB (Mongoose)Neo4jPostgreSQL (Prisma)MySQLRedisElasticSearchPostHog

Cloud & DevOps

06
Docker & ComposeNginxAWS LambdaAWS S3 / MinIOFirebaseDynamoDB

Third-Party APIs

08
StripeGoCardlessYouSignRingoverPappersFrontAppSentryGoogle Maps API

03 — Featured Projects

Enterprise solutions built at scale

Featured

OWLIANCE PLATFORM

AI-Driven Multi-App B2B SaaS Ecosystem

CINCO AI · 2025-Present

  • Multi-tenant architecture managing multiple interconnected apps with organization isolation and Stripe billing.
  • AI modules: autonomous agents, Prompt Repository, real-time SSE streaming.

Tech Stack

NestJSPythonReactViteGraphQLMongoDBKeycloakSSEWebSocketsRedisStripeElasticsearchTailwind CSSDocker
02

TACTDOCS

Construction Site Management Application

CINCO AI · 2024-2025

  • Specialized platform for field operations tracking, scheduling, and document management.
  • Real-time data synchronization between on-site teams and back-office.

Tech Stack

Next.jsReactTypeScriptZustandAWS LambdaAWS S3DynamoDBElasticSearchGraphQL
03

RENEWABLE ENERGIES APP

Solar CRM & Graph Database Platform

CINCO AI · 2024-2026

  • Optimized CRM and lead management tool for solar energy solutions.
  • Neo4j graph databases mapping complex interconnections between leads, installations, and sales teams.

Tech Stack

ReactNext.jsNeo4jAG GridAWS LambdaGraphQLMaterial UI
04

DIGIDOM

Business Domiciliation Platform

HAIRUN TECHNOLOGY · 2020–2024

  • Complete business domiciliation solution: React/Vue frontend and Symfony/Node.js backend.
  • Integrated Stripe and GoCardless payment systems.

Tech Stack

ReactVue.jsSymfonyNode.jsMySQLRedisStripeGoCardlessYouSignSentry

04 — Selected Builds

A closer look at three products

Click a product to expand it. The narrow strips keep the other builds one tap away.

Open a screen or “View project” to enlarge it, then zoom and browse the gallery.

Web

AGENTIC PLATFORM

Multi-agent backoffice — squads, tools, SSE chat

Personal · 2026

  • Daedalus backoffice: configure agents (provider, model, temperature, system prompt), groups, users, and JWT auth.
  • Hierarchical squads: a lead agent delegates to specialists (web, GitHub, RSS, arXiv, CVE) — mapped as an XYFlow graph.
  • Streaming chat (useChat + POST /ai/chat/:id): live delegation/tool traces and sourced briefings.
  • NestJS GraphQL API (Apollo, TypeORM, PostgreSQL) with multi-LLM routing (OpenRouter, OpenAI, Anthropic, Google).
  • OpenUI-ready responses and an end-to-end TypeScript stack.

Tech Stack

NestJSNext.jsTypeScriptGraphQLApolloTypeORMPostgreSQLJWTVercel AI SDKOpenRouterSSEXYFlowTailwind CSSDockerZod

05 — Work Experience

My professional journey

09/2024 — PresentCurrent

Senior Full Stack Developer / Consultant

CINCO AI

Madagascar
  • Architected and led development of OWLIANCE, a multi-tenant AI-driven SaaS ecosystem (TACTDOCS, Renewable Energies).
  • Implemented AI modules with autonomous agents, SSE streaming, and Prompt Repository system.
  • Designed interactive Knowledge Graphs with XYFlow for complex data visualization.
  • Configured Keycloak RBAC security, GraphQL DataLoader optimization, and Redis caching strategies.

Technologies

NestJSReactNext.jsTypeScriptViteGraphQLMongoDBNeo4jKeycloakSSEWebSocketsRedisStripeElasticsearchAG GridAWS LambdaTailwind CSSDocker
09/2020 — 04/2024

Full Stack Developer

HAIRUN TECHNOLOGY

Madagascar
  • Built a complete business domiciliation solution — React/Vue frontend and Symfony/Node.js backend.
  • Integrated Stripe and GoCardless payment systems.
  • Created an automated accounting module with financial reporting.
  • Integrated core business APIs: YouSign, Ringover, Pappers, FrontApp.

Technologies

ReactVue.jsSymfonyNode.jsMySQLRedisStripeGoCardlessYouSignSentry
07/2019 — 08/2020

Web Developer

OTWOO MADAGASCAR

Madagascar
  • Developed ClicMoves: a parcel carpooling app with real-time geolocation tracking.
  • Built interactive maps using Google Maps API.
  • Implemented real-time features with Sails.js WebSockets.

Technologies

Vue.jsQuasarSails.jsMySQLGoogle Maps API

06 — Get In Touch

Let's build something great together

Email

contact@alain-raharison.com

LinkedIn

Alain Rinah Patrick Raharison

Phone

+261 34 38 892 18

Location

Antananarivo, Madagascar

Open to all forms of professional engagement

Get In Touch

I'm open to new opportunities and collaborations. Whether you have a project in mind or just want to discuss tech, feel free to reach out.

Send an Email

ARHey! I'm ARIA 🤖 I know EVERYTHING about Alain — and he's the one who built me!