Full Stack AI Developer (Mid-Level)

About the role

Viseven Group is seeking a Middle Full Stack Developer to join its AI talent pool. You will work on well‑scoped tasks of moderate complexity, receive guidance from senior engineers, and contribute to larger AI initiatives that power generative AI solutions for the pharma and life‑science sectors.

Key responsibilities

• Develop and integrate AI agents with tool‑use, memory, and context management using LangChain, LangGraph, and LangSmith.
• Connect large language models (LLMs) to external tools, APIs, knowledge sources and enterprise systems.
• Build and optimise retrieval layers such as hybrid search, vector search and metadata filtering for LLM consumption.
• Stay current with modern technologies and best practices for building generative AI applications.

Required skills

• Proficiency in TypeScript and Node.js.
• Experience with NoSQL databases; familiarity with vector databases (e.g., OpenSearch) is a plus.
• Understanding of AI agent workflows, tool‑use, memory and context management.
• Exposure to LangChain and/or LangGraph libraries.
• Knowledge of Retrieval‑Augmented Generation (RAG) workflows.
• Experience with AWS services (S3, Lambda, ECS, Bedrock).
• Familiarity with Docker and Kubernetes.
• Basic Python knowledge.

What we offer

• Competitive performance‑based compensation and regular career development reviews.
• Opportunities for professional growth within a passionate, experienced team.
• Paid time off (18 business days, increasing to 20 after two years) and comprehensive medical insurance.
• Family leave, sick leave and additional paid leave for marriage, childbirth or bereavement.
• English courses, conference participation and regular team‑building events.
• Comfortable office spaces with the possibility to work from home.