Middle Full-Stack Developer with AI

About the Position

The CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us is… Wait, it’s nothing! The number of projects is growing, and with them, our team too. And now we need a Middle Full-Stack Developer with AI.

We are looking for a Middle Full Stack Developer with strong experience in Node.js and React to join our engineering team. You will work on modern web applications, contribute to the development of AI-powered features, and collaborate with cross-functional teams to deliver scalable and high-quality solutions.

Responsibilities

• Develop and maintain modern web applications
• Contribute to the development of AI-powered features
• Collaborate with cross-functional teams to deliver high-quality solutions

Requirements

• 3–4 years of commercial experience as a Full Stack Developer
• Strong proficiency in Node.js (Express.js, NestJS, or similar frameworks)
• Solid experience with React.js and modern front-end development
• Strong knowledge of JavaScript (ES6+) and TypeScript
• Experience working with REST APIs and/or GraphQL
• Hands-on experience with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB, etc.)
• Experience integrating AI services (OpenAI, Anthropic, Google Gemini, Azure OpenAI, or similar) into web applications
• Understanding of LLMs, prompt engineering, AI workflows, and Retrieval-Augmented Generation (RAG) is a strong advantage
• Familiarity with Git, Docker, and CI/CD pipelines
• Knowledge of cloud platforms (AWS, Azure, or GCP) is a plus
• Strong problem-solving skills and attention to detail
• Intermediate+ English (B2 or higher)

Nice to Have

• Experience with vector databases and semantic search
• Knowledge of LangChain, LangGraph, LlamaIndex, or similar AI frameworks
• Experience building AI agents or chatbot applications
• Familiarity with Kubernetes and microservices architecture
• Understanding of automated testing (Jest, Cypress, Playwright)

We Offer

• Covered vacation period: 20 business days and 5 days off
• Free English classes
• Flexible working schedule
• Truly friendly and supporting atmosphere
• Working remotely or in one of our offices
• Medical insurance for employees from Ukraine
• Legal support

About the Company

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