Full Stack AI developer

This is a remote position.

Ayrin Digital is looking for a Full Stack Software Engineer who operates like a product builder—not just a feature implementer.

This role is ideal for someone who is comfortable working across frontend, backend, infrastructure, and collaborating on product development, with a strong focus on building AI-powered systems.

You will be expected to bring a strong product mindset and take ideas from concept to production-ready solutions.

This is a high-ownership role where engineering, product thinking, and AI expertise come together.

• Build scalable, production-ready features across the stack
  
• Own delivery from UI → backend → deployment
  
  
  

• Work closely with Product Owners and SMEs
  
• Contribute to improving usability, performance, and business outcomes
  
  
  

• Frontend: React, Next.js
  
• Backend: Node.js, NestJS
  
• Database: PostgreSQL
  
• Cloud: AWS
  
  

• Build AI-driven features that deliver real value
  
• Design AI workflows using LLMs and automation tools
  
  
  

• Implement AI skills and workflows
  
• Work with tools like Claude, OpenRouter, LangChain, n8n
  
• Optimize latency, cost, and performance
  
• Integrate multiple AI models where needed
  
  

• Use AI tools to accelerate development
  
• Define best practices for AI-assisted coding
  
  
  

• Design flexible, scalable systems
  
• Balance speed with long-term maintainability
  

• Strong experience with:
  • React, Next.js
    
  • Node.js, NestJS
    
  • PostgreSQL
    
• Experience with APIs, microservices, distributed systems
  
• Strong understanding of AWS or cloud infrastructure
  
  

• Hands-on experience with LLMs
  
• Experience with:
  • Prompt engineering
    
  • Model selection & evaluation
    
  • Performance & cost optimization
    
• Familiarity with:
  • Claude, OpenRouter, LangChain
    
  • Multi-model orchestration
    
• Experience building AI systems in production
  
  

• Strong focus on usability and product quality
  
• Ability to convert ideas into working solutions
  
• Experience collaborating with product teams
  
  

• Experience using AI tools in development workflows
  
• Understanding of where AI adds value
  

• Experience with CrewAI or similar frameworks
  
• Exposure to Hugging Face / open-source LLMs
  
• Experience with RAG pipelines and vector databases
  
• Background in data engineering
  
• CI/CD, DevOps, observability
  
• Startup / 0→1 product experience
  
• Polyglot experience (Python, Java, .NET)
  

• Delivering high-quality, AI-enabled features end-to-end
  
• Translating product ideas into shipped solutions
  
• Building scalable systems
  
• Driving effective use of AI across engineering
  

This role is at the intersection of engineering and product innovation. You'll work on building real-world AI-powered products and have a direct impact on business outcomes.