Senior Software Engineer

Senior Software Engineer Node.js & Generative AI (OpenAI/LLMs)

Experience:

About Us

At QuantumSyntax Labs, we’re building the future of intelligent applications—where code meets cognition. Our mission is to empower businesses with AI-driven solutions that think, reason, and create. If you dream in JavaScript and speak fluent GPT, we want you on our team.

What You’ll Do

• Architect and develop scalable backend services using

  Node.js

  and

  TypeScript

• Integrate and fine-tune

  OpenAI APIs

  and other

  LLMs

  for real-time generative tasks
• Design intelligent workflows that leverage prompt engineering, embeddings, and retrieval-augmented generation (RAG)
• Collaborate with product and design teams to build AI-first features that feel like magic
• Optimize performance, security, and cost-efficiency of AI-powered services
• Stay ahead of the curve on emerging trends in generative AI, LLMs, and developer tooling

What You Bring

• 4–7 years of hands-on experience in backend development, especially with

  Node.js

• Strong understanding of

  RESTful APIs

  ,

  microservices

  , and

  serverless architectures

• Experience working with

  OpenAI

  ,

  Anthropic

  , or similar LLM platforms
• Familiarity with

  prompt engineering

  ,

  tokenization

  , and

  embedding models

• Bonus: Experience with

  LangChain

  ,

  Vector DBs

  (e.g., Pinecone, Weaviate), or

  RAG pipelines

• Passion for building intelligent systems that solve real-world problems

Nice to Have

• Experience with frontend frameworks like

  React

  or

  Next.js

• Exposure to

  MLOps

  ,

  model fine-tuning

  , or

  custom LLM training

• Contributions to open-source AI projects or hackathons