Mid Fullstack Engineer | Remote

Appliscale is an independent Technology Consultancy specializing in bespoke, cloud-based systems and full-cycle engineering - from business analysis to architecture design, development, and deployment. They work across industries such as gaming, proptech, legaltech, and adtech, partnering with startups, scaleups, and Fortune 500 companies worldwide. Their current focus is on building intelligent agents that drive automation, streamline operations, and enable scalable agentic ecosystems. The company has a flat structure, remote-first culture, and self-organized teams.

• Strong TypeScript and JavaScript fundamentals
• Hands-on experience with React and Next.js
• Backend experience with Node.js
• Working knowledge of relational databases (PostgreSQL) and an ORM (Prisma preferred)
• Familiarity with REST APIs and basic cloud infrastructure concepts
• Understanding of Git workflows, CI/CD pipelines, and code quality tools (ESLint, Prettier)
• Comfortable working in a monorepo (Turborepo experience is a plus)
• Regularly uses AI-assisted development tools (Cursor, Claude, GitHub Copilot)
• Curious about LLM integrations and AI SDK patterns - willing to learn Mastra and Vercel AI SDK
• Uses AI for real productivity gains, not just experimentation
• Understands the “why” behind features, not just the “how”
• Comfortable working closely with product and design stakeholders
• Good English communication skills

Nice to have:

• Experience with Mastra or similar AI agent frameworks
• Familiarity with GCP
• Terraform or other IaC experience
• MongoDB/Mongoose experience
• Tailwind CSS and Radix UI / shadcn component libraries
• Experience with Clerk authentication
• Exposure to observability stacks (Datadog, Langfuse, OpenTelemetry)
• Familiarity with Docker and containerized deployments

• Build and ship full-stack features end-to-end in a TypeScript/Next.js/React monorepo
• Develop and maintain backend services using Node.js, Hono, and Express
• Work with Prisma ORM and PostgreSQL (with pgvector) and MongoDB via Mongoose
• Contribute to AI agent workflows built on Mastra and the Vercel AI SDK
• Use AI coding tools (Cursor, Claude, Copilot) daily to accelerate development
• Deploy and maintain services on GCP Cloud Run with Terraform
• Improve observability using Datadog APM/RUM and OpenTelemetry
• Collaborate with product, design, and engineering in an agile environment
• Write clean, testable code and participate in code reviews