Location: Hybrid (Istanbul Office)

Salary: Competitive

About us

Bolt Insight is the first real-time digital market research platform driven by people’s unique behaviours and interests. We are on a mission to unite our clients with their consumers through pioneering solutions and technology to maximise human insights and innovate!

 

Position Overview

We are looking for a Full Stack Developer to join our team building LLM-powered applications. You will work across the entire stack, from crafting intuitive user interfaces to designing robust backend services and integrating cutting-edge AI capabilities.

 

Responsibilities

• Design and develop scalable backend services using NestJS
• Build responsive, user-friendly interfaces with React
• Develop and optimize LLM integrations and RAG pipelines
• Work with vector databases and embedding systems
• Design, implement, and document APIs
• Collaborate with product and design teams to translate requirements into technical solutions
• Participate in code reviews and contribute to engineering best practices
• Monitor application performance and troubleshoot production issues
• Stay current with emerging AI/ML technologies and evaluate their potential applications

 

Requirements

Technical Skills

• 4+ years of experience with NestJS or similar Node.js frameworks
• Strong proficiency in React and modern frontend development
• Advanced TypeScript knowledge
• Experience with RESTful APIs and/or GraphQL
• Solid understanding of SQL and NoSQL databases
• Proficiency with Git version control

 

Nice to Have

• Experience with LLM APIs (OpenAI, Anthropic, Cohere, etc.)
• Hands-on experience building RAG systems
• Familiarity with vector databases (Pinecone, Weaviate, Qdrant, pgvector, Chroma)
• Knowledge of LangChain, LlamaIndex, or similar frameworks
• Understanding of prompt engineering and LLM evaluation techniques
• Experience with embedding models and semantic search

 

Why work for Bolt Insight?

Your work will make a huge impact and your voice will be heard. Besides your salary, this is what’s in it for Boltee’s:

• Hybrid working, also the opportunity to work in a nomadic way – we’re open, just talk to us about your dreams!
• Multinet Meal Ticket
• A flexible working environment
• Private Medical Insurance through Allianz
• Getting together as a team, virtually (to combine the global gang), or locally!
• In-house recognition awards to celebrate our ‘lightening bolts’’

 

We’re looking for somebody with initiative who can see both the business and their own growth path. It is a great time to join our team, so what are you waiting for…if all that sounds like a good fit then we can’t wait to hear from you.