Full-Stack Developer (AI-Driven Systems)

Full-Stack Developer (Ai-Driven Systems)

Department: Spiralmetrics Development

• Employment Type: Full Time
• Location: Remote Indonesia (Jakarta)

Description

We’re looking for a talented full-stack engineer who can build fast, scalable, and intelligent web applications, and is passionate about working with AI APIs, agent workflows, and vector databases.

In this role, you’ll own features end-to-end—from designing and implementing front-end interfaces with React and Next.js to building robust back-end services in Node.js or Python. You’ll design and integrate APIs, connect AI models like Gemini and OpenAI, and implement custom LLM workflows in production.

If you enjoy building data-rich, AI-powered systems, experimenting with cutting-edge technologies, and turning ideas into real-world products, this is the place for you.

Responsibilities

As a Full-Stack Developer you will: 

• Build and scale full-stack apps (React, Next.js, Node.js)
• Integrate AI APIs (Gemini, OpenAI, Anthropic) and agent workflows
• Work with vector DBs (Pinecone, Weaviate, Qdrant, etc.) for retrieval systems
• Ship fast, from prototype to production
• Collaborate with design and product teams to bring ideas to life

Requirements

Must-Have Skills

• Front-End: React, Next.js, Tailwind, TypeScript
• Back-End: Node.js, Express, REST/GraphQL APIs
• Databases: MongoDB, Redis, and at least one Vector DB (Pinecone, Qdrant, Weaviate, Milvus, etc.)

Bonus Points

• Experience with Puppeteer, Playwright, or large-scale web scraping
• Experience building RAG systems or multimodal AI tools
• Familiarity with LangChain, LlamaIndex, or similar agent frameworks
• Strong sense of product, performance, and UI/UX details
• AWS, Vercel, or Docker experience

Benefits

• Cutting-edge work: Learn from the leaders in the high-growth Conversion Rate Optimization sector.
• Work location: Permanently remote
• Full-time position with semi-flexible working hours: Must overlap for at least 4 hours each day with ET (usually 8 AM to 12 PM EST), the other 4 hours are up to you! 
• Technological reimbursement: Need a new computer? New software? We will help!
• Education: You’ll have the opportunity to level up your skills with company-sponsored courses and training.
• 20 days of paid vacation plus holidays.