Real-Time Portal Engineer (Python/JS) – Hybrid Belgium

Mind OSS; Vlaams-Brabant; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Laptop provided

Healthcare package

International team

Team events

Job summary

Essensium is seeking a Portal developer (Python, Web APIs, JavaScript, HTTP(S)) to join their R&D team in Leuven on a hybrid, in-house role. You will build web applications and backend data storage, monitoring and encryption for the EPS platform.

The portal uses Python with asyncio and aiohttp, Vue with TypeScript, and real-time dashboards. You’ll own features end-to-end, from design to production, in a small, international Leuven-based team.

Qualifications

• 3+ years in full-stack development
• Strong Python and JavaScript/TypeScript skills
• Experience with Vue 3 and modern frontend tooling
• Experience with REST APIs, WebSockets and HTTP(S)
• Fluent English; Dutch or French is a plus

Responsibilities

• Build dashboards with real-time positioning data and insights
• Monitor and alert for customer installations
• Integrations with customer systems
• Secure, efficient data pipelines and portal security

Skills

Python

asyncio

JavaScript/TypeScript

Vue 3

HTTP(S)

WebSockets

REST APIs

Linux

Git

Fluent English

numpy & pandas

networking & TLS

Linux server administration

web security

data visualisation

HTML & CSS

Dutch or French (nice to have)

Education

Degree in Computer Science

Job description

Essensium is seeking a Portal developer (Python, Web APIs, JavaScript, HTTP(S)) to join their R&D team in Leuven on a hybrid, in-house role. You will build web applications and backend data storage, monitoring and encryption for the EPS platform.

The portal uses Python with asyncio and aiohttp, Vue with TypeScript, and real-time dashboards. You’ll own features end-to-end, from design to production, in a small, international Leuven-based team.