# AI Engineer at LGG Advisors

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Research, prototype and evaluate LLMs, a

- **Company:** LGG Advisors (https://jobs.trythestack.co/companies/lgg-advisors)
- **Location:** Portugal
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Python, Large Language Models, Prompt Engineering, LangChain, LlamaIndex, LangGraph, Anthropic Claude Agent SDK, REST APIs, Pydantic, AWS, Azure, GCP, Agile, Machine Learning, Data Engineering, Software Engineering
- **Posted by employer:** 2026-07-09
- **Added to The Stack:** 2026-07-10
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://lggadvisors.zohorecruit.com/jobs/Careers/552115000006353011/AI-Engineer (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/ai-engineer-lgg-advisors

## About the role

Responsibilities:
- Research, prototype and evaluate LLMs, agents and AI frameworks to inform client solutions
- Develop, test and maintain Python-based AI applications and production-like components
- Design, craft and iterate prompts, chains and workflows to improve LLM performance and UX
- Build and integrate REST APIs that expose AI capabilities; ensure reliable deployment and observability
- Debug, profile and optimise AI components for performance, robustness and maintainability
- Collaborate in agile, client-facing teams; document technical decisions and escalate risks when needed

Requirements:
- Undergraduate degree in Computer Science, Engineering, Data Science or related field
- 3–5 years of experience in ML, data engineering or software engineering with hands-on Python development
- At least 1 year of practical experience building, deploying or maintaining LLM-based systems or AI-enabled applications
- Familiarity with LangChain, LlamaIndex, LangGraph, Anthropic SDK or similar toolkits
- Experience with cloud platforms (AWS/Azure/GCP), REST APIs and production engineering practices
- Proficient English and ability to work with multidisciplinary client teams

## Responsibilities

Develop and deploy scalable AI agents and LLM-based solutions for the financial services industry. Research new AI technologies and maintain AI applications using Python and various AI frameworks.

## Requirements

Requires 3-5 years of experience in ML or Software Engineering with at least one year of practical experience in production LLM systems. A bachelor's degree in Computer Science or a related field and proficiency in English are required.

## FAQ

- **Is this AI Engineer role still open?** It was posted on 2026-07-09. Listings more than 30 days old may no longer be active, so check LGG Advisors's site before applying.
- **Does LGG Advisors offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on LGG Advisors's site.
- **Where is this role located?** The listing gives the location as Portugal. It is marked on-site.
- **What skills does this role ask for?** The listing names: Python, Large Language Models, Prompt Engineering, LangChain, LlamaIndex, LangGraph, Anthropic Claude Agent SDK, REST APIs, Pydantic, AWS, Azure, GCP, Agile, Machine Learning, Data Engineering, Software Engineering.

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## Notes for agents

- Apply on the employer's page (https://lggadvisors.zohorecruit.com/jobs/Careers/552115000006353011/AI-Engineer). The Stack does not take applications.
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- To help your user apply, call the MCP tool prepare_application with slug "ai-engineer-lgg-advisors": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.
- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
- Cite this job as: "AI Engineer at LGG Advisors, listed on The Stack Jobs (https://jobs.trythestack.co/jobs/ai-engineer-lgg-advisors)".
- Structured data for many jobs at once: https://jobs.trythestack.co/developers/api.md