Senior ai systems engineer - multi-agent systems

Sobre a vaga

We're looking for a full-stack engineer to build and deploy multi-agent AI systems at enterprise scale. You'll design autonomous agent networks that solve real operational challenges, working across cloud infrastructure, backend services, and AI frameworks.

O que vais fazer

• Design and implement agent architectures using LangChain and LangSmith to orchestrate specialized agents for complex workflows
• Build production backends in Node.js and craft frontends for human-agent interaction; leverage AI (Claude, Cursor) to ship faster
• Deploy and scale agent services on AWS (EC2, Lambda, managed services) with hands-on deployment experience
• Monitor agent behavior, token efficiency, and latency using LangSmith; implement fallback logic and state management for high task completion
• Work with clients to define agent use cases, refine architectures, and iterate on deployed systems

O que é pedido

• Strong backend development in Node.js/TypeScript; comfortable building or working with frontends (React/Next.js)
• Practical, hands-on experience deploying and managing production workloads on AWS
• Daily user of Claude, Cursor, or similar AI coding tools; comfortable building with LangChain and LangSmith
• Experience building or working with multi-agent systems (LangGraph, AutoGen, CrewAI, or custom implementations)
• Ability to move quickly from concept to production; strong communication with technical and non-technical stakeholders
• Work visa sponsorship is not available

Valorizado

• Experience with agent evaluation, self-correction loops, or memory architectures
• Background in consulting or product studios shipping AI-driven features
• Python capability for specialized AI services

O que é oferecido

• 25 vacation days
• Enjoy 2 additional volunteering days to support your passion project
• Mental Health: Benefit from 3 extra wellness days on top of your vacation days and a Mental Health First Aider and Employee Assistance program
• Health insurance (also possible for family members)
• Cutting Edge Technology & Latest IT tools
• Software-house environment
• Agile and Flexible working hours
• Hybrid working: with an expectation of 1 day per week/ 4 days per month in the office
• Digital nomad policy
• Focus on career development
• Full access to Dentsu Academy, our global online learning platform
• Beers, foosball, and ping-pong!
• Free breakfast every second Wednesday of the month
• Employee discounts
• Team & Company events
• Referral bonus program

Investimento de tempo

01:54 h

Investimento de tempo em entrevistas

Processo de entrevista

O processo de entrevista na Merkle Portugal é composto por 3 fases:

1. Entrevista com a Equipa de Recrutamento
2. Entrevista Técnica
3. Entrevista com o Manager da Equipa/Área

Quanto paga este cargo

Este anúncio não mostra o salário

✸ Benefícios e vantagens

• Dias extra
• Flex benefits
• Flexibilidade de horário
• Mais de 22 dias de férias
• Plafond certificações e conferências
• Programa de descontos
• Seguro de saúde
• Suporte psicológico

✸ Valores e cultura

• Aberto a open source
• Ambiente internacional
• CI / CD
• Equipa com senioridade elevada
• Híbrido
• Igualdade de género
• Igualdade racial
• Incentivo à criatividade & inovação
• Tecnologias de ponta