CareerPlanSign in

Javascript Developer

UK🌐 Remote💼 Full-time💰 $117,000–$130,000🗓 2026-05-17 → 2026-08-07

Core

Refactor an existing Python-based AI-driven data platform into a secure, production-ready Node.js solution.

Role type

Senior Node.js contractor (replatforming)

Builds

Scalable data ingestion and display platform

Domain

Data engineering / AI tooling

Deliverable

production ML models | product features

Required skills

Node.js, application refactoring, secure software engineering, API integration, web scraping, database design, front-end development, production deployment, authentication, security hardening

Preferred skills

AI/LLM application experience, Python, penetration testing preparation, DevOps/cloud infrastructure

Technologies

Node.js, React, Vue, RSS, APIs

Responsibilities

Analyze current Python application, rebuild/refactor into scalable Node.js platform, ensure security and robustness, integrate data sources (RSS, websites, APIs), design database, develop front-end interface, prepare for penetration testing

Seniority

Senior, hands-on IC

Sourced via adzuna · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.