AI Solutions Developer

Nimber; Lisboa; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

Nimber seeks an AI Solutions Developer fluent in English and French to design and deploy AI agents, RAG systems, MCP integrations, and AI Skills. Hybrid work model with two days in the office in Portugal (Porto or Lisbon).

Requires solid software engineering (Python/Node.js), hands-on AI experience, and strong knowledge of embeddings, vector databases, and prompt engineering. OpenAI/Anthropic/Google integrations and Spec-Driven Development familiarity are a plus.

Qualifications

• Solid software engineering experience with Python, Node.js, or similar.
• Hands-on work building and deploying AI agents and LLM apps.
• Knowledge of RAG, embeddings, vector databases and semantic search.
• Experience integrating LLM providers (OpenAI, Anthropic, Google).
• Proficiency in prompt engineering, context management, and token optimization.
• Understanding MCPs and AI Skills, plus integration know-how.
• Familiarity with Spec-Driven Development and AI-assisted software engineering.
• Ability to identify AI use cases and measure impact across workflows.
• Fluency in English and French (C1).

Responsibilities

• Identify opportunities to integrate AI throughout the software development lifecycle.
• Build and deploy AI agents, RAG systems, MCP integrations, and AI Skills.
• Explore Spec-Driven Development and integrate AI into workflows and CI/CD.
• Define metrics to measure AI adoption, developer productivity, and quality.
• Manage priorities and deadlines, optimize results and token usage.

Skills

Python

Node.js

AI development

LLM apps

RAG systems

Embeddings

Vector DBs

Prompt engineering

Context management

Token optimization

OpenAI

Anthropic

Google

English

French (C1)

Tools

Pinecone

Weaviate

Chroma

Job description

Hey there, think you stumbled upon this job posting by chance?

We dont believe in chance at Nimber.

Caught your eye? Great. Keep going...

We are Nimber, and we are not just filling positions, we are building a team that is ready to shake things up. If you are ready to rewrite the rules and make a real impact, this is your moment. Join us and lets put the future where it belongs. In the hands of passionate people.

But what does Nimber mean?

In mathematics and game theory, they are numbers with special properties of addition and multiplication. And what we really want is to add value to customers' projects.

Position: AI Solutions Developer - Fluent in both English and French.

Location:

Porto or Lisbon, Portugal

Work model:

Hybrid - 2 days per week in the office.

Responsibilities

• Identify opportunities to integrate AI throughout the software development lifecycle, from user stories and specifications to production;
• Build and deploy AI agents, RAG systems, MCP integrations, and AI Skills;
• Explore Spec-Driven Development and integrate AI into development workflows and CI/CD pipelines;
• Define metrics to measure AI adoption, developer productivity, software quality, and overall impact;
• Manage priorities and deadlines, continuously optimizing results, context management, and token consumption.

Requirements

• Solid software engineering experience, preferably with Python, Node.js, or other AI development languages;
• Hands-on experience building and deploying AI agents and LLM-based applications;
• Practical knowledge of RAG, embeddings, semantic search, and vector databases (e.g. Pinecone, Weaviate, Chroma);
• Experience integrating LLM providers such as OpenAI, Anthropic, or Google;
• Knowledge of prompt engineering, context management, and token optimization;
• Understanding of MCPs and AI Skills, ideally with experience creating and integrating both;
• Familiarity with Spec-Driven Development and AI-assisted software engineering;
• Ability to identify AI use cases and measure their impact on development workflows;
• Fluency in English and French (C1 level).

Ready to join us and succeed?