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Lead AI Engineer

Mindworx Consulting and Academy · Johannesburg, Gauteng, South Africa

Location
Johannesburg
Job Type
Contractor
Posted
July 10, 2026

Job Description

Technical Stack & Ecosystem

  • Backend Frameworks: Node.js (NestJS, Fastify, TypeORM, TypeScript).

  • Frontend Stack: React, Next.js, TypeScript, TanStack Query (React Query), and TailwindCSS.

  • Databases & Caching: PostgreSQL, Redis.

  • Messaging & Workers: AWS SQS, event-driven background workers.

  • Infrastructure & Cloud: AWS (ECS Fargate, ECR, CloudFront), Docker.

  • Infrastructure as Code (IaC): Terraform.

  • CI/CD & Pipelines: GitHub Actions (orchestrated multi-service workflows, DB migration runners, and automated rollbacks).

  • Testing Suite: Playwright (E2E/smoke testing), Vitest/Jest (Unit testing).

  • Third-Party Integrations: Twilio APIs, Auth0, LLM/Generative AI APIs (OpenAI, Azure OpenAI, Anthropic).
    • Core Technical Responsibilities
    Full-Stack Node.js Development
  • Develop high-performance, type-safe REST APIs and microservices using Node.js, NestJS, and ...

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