Full Stack Developer (Node.js+TypeScript)

Andersen is hiring a Full Stack Developer to work on AI-powered cloud platforms and scalable microservices using modern GenAI technologies. The customer is a technology-driven software quality services provider helping organizations improve software delivery, product quality, and end-user experience across multiple industries. The project involves modernizing a cloud-based quality intelligence platform and developing an AI agent orchestration system with an embedded assistant chatbot in an AWS-based microservices environment.

• 4+ years experience in software engineering, building and deploying production systems.
• Strong proficiency in TypeScript, Node.js, and Python for AI agent and orchestration development.
• Hands-on production experience with GenAI, agentic, or multi-agent systems.
• Experience with failure handling, retries, token/context budget optimization, and output quality evaluation.
• Experience designing APIs, microservices, event-driven architectures, orchestration workflows, and state management.
• Hands-on experience with MCP (Model Context Protocol), including designing servers and tools around API/service boundaries.
• Experience deploying and operating cloud-native applications using Docker and AWS (ECS/Fargate).
• Level of English: Upper-Intermediate and above.

Nice to have:

• Production experience with LangGraph, LangChain, or similar agent frameworks.
• Experience with n8n or similar low-code workflow orchestration platforms.
• Experience with LiteLLM or other LLM gateway/proxy solutions, including cost optimization.
• Experience with vector databases, RAG, hybrid search, re-ranking, and retrieval pipelines.
• Familiarity with LLM evaluation and observability, including tracing and human-in-the-loop approaches.
• Experience with Kafka and distributed, event-driven microservice architectures.

• Designing and building scalable agentic systems and GenAI-powered applications.
• Developing APIs, MCP integrations, event-driven services, and orchestration workflows.
• Deploying, monitoring, and continuously improving agentic solutions in AWS production environments.
• Collaborating with product and engineering teams on system architecture and technical implementation.
• Designing and managing persistent state and context across long-running, multi-step agent workflows.
• Optimizing orchestration for reliability, latency, and cost at scale (bulk/async operations, fan-out across microservices).

The position requires Upper-Intermediate or higher English proficiency. Personal data processing complies with GDPR regulations under Andersen Soft UAB. Consent can be withdrawn at any time. The data will be processed only for recruitment purposes and necessary legal obligations. Refusal to provide mandatory data may prevent participation in recruitment.