Full-Stack Developer (SNS02129)

Sansaone

Belgium · Full-time · Entry

Job Description

We are looking for a highly skilled Full-Stack Developer with strong experience in JavaScript/TypeScript, frontend frameworks like React or Vue, and backend technologies such as Node.js and Firebase.

This role requires working on AI-powered communication flows, integrating LLMs, building internal dashboards, and working with blockchain APIs.

Key Responsibilities

Rapidly prototype and iterate on user-facing features and backend infrastructure.
Build and manage custom integrations with Slack and WhatsApp using APIs.
Integrate LLMs (OpenAI, Claude, Mistral, etc.) into user workflows for automation and dynamic data retrieval.
Manage authentication, access control, analytics, and testing frameworks.

Skills

JavaScript/TypeScript
React.js
Node.js + Express
API integration
GitHub Copilot
PostgreSQL
blockchain APIs
Git
analytics tools
A/B testing platforms

Languages

French
English

Hiring Team Member

Sai Prashanth

Recruitment Coordinator

LinkedIn
Mail

Key Skills

Ranked by relevance

blockchain react slack vue ai

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