EdTech Platform Maintenance and Development

Full-Stack Developer - AI EdTech Platform (Ongoing Retainer)

We need an experienced developer for ongoing maintenance and feature development of an AI-powered legal training platform with avatar interactions, LLM-powered assessments, multi-tenant architecture, and gamification.

Tech Stack
Frontend: JavaScript SPA, TailwindCSS
Backend: Node.js, Express, PostgreSQL
Infrastructure: AWS (containers, serverless, Terraform), Docker, GitHub Actions
Integrations: LLM APIs, video SDKs, payment processing, SSO/SAML

What You'll Do
Monitor production, respond to incidents, debug issues
Build new features (assessments, analytics, integrations)
Maintain infrastructure (Terraform, AWS, CI/CD)
Security updates, database migrations, performance optimization
Required Experience (5+ years)
Node.js, Express, PostgreSQL
AWS (containers, serverless, S3, monitoring)
Terraform, Docker, CI/CD pipelines
Modern JavaScript, REST/WebSocket APIs
Debugging distributed systems
Bonus: LLM integrations, multi-tenant SaaS, WebRTC, mobile frameworks, payment gateways

Details
Availability: Critical issues within 1 working day (UK business hours preferred)
Process: Screening - Paid test - interview - trial period

To Apply
Include:

Tech stack experience with examples
AWS architecture you've maintained
Production systems (scale/uptime)
Availability & rate
Portfolio/GitHub & references