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🌟 Senior AI Engineer SCALA

Login.works
Portugalfull_timeVerifiedPosted 14 Jan 2026

About the role

🌟 Opportunity: Senior AI Engineer SCALA

πŸ“ About our client:
Our client is an international, technology-driven organization operating in a highly collaborative and multilingual environment. They leverage advanced data and AI solutions to enhance search capabilities, content creation, customer experience, and to develop innovative product offerings.

πŸš€ Responsibilities:

  • Design, develop, and maintain machine learning and AI-driven applications, including NLP, supervised and unsupervised algorithms.

  • Experiment with multiple approaches to problem-solving through rapid prototyping.

  • Identify relevant datasets and drive annotation processes for machine learning use cases.

  • Iteratively train, retrain, and evaluate models, performing statistical analysis of results.

  • Collaborate with expert talents to deploy scalable AI products and services.

  • Monitor and assess state-of-the-art machine learning solutions, emerging technologies, and academic research.

  • Translate complex technical concepts into clear insights for both technical and non-technical stakeholders.

  • Contribute creatively to solving business challenges using novel AI techniques.

πŸ‘€ Profile sought:

Degree: Bachelor’s or advanced degree in Computer Science, Artificial Intelligence, Mathematics, or a related field.

Experience:

  • Minimum 3 years of experience as an Engineer, or

  • 5+ years of experience with a Bachelor’s degree.

Technical skills:

  • Strong expertise in Scala (mandatory) and experience with Scala Play Framework.

  • Advanced experience with Elasticsearch.

  • Solid knowledge of PostgreSQL or other relational databases.

  • Experience with microservices architecture and content-based applications.

  • Strong understanding of AI techniques (NLP, classification, clustering, optimization, deep neural networks) and their mathematical foundations.

  • Knowledge of data structures, semantic extraction, and text representation in NLP contexts.

  • Proficiency in Python (OOP) preferred.

  • Experience with Docker and cloud platforms (Azure, GCP, AWS).

  • Experience building APIs (RESTful, asynchronous, etc.).

  • Familiarity with LLMs is a plus.

  • Ability to write clean, production-ready code.

Languages:

  • Fluent in English (mandatory); additional languages are an asset.

Soft skills:

  • Creative, dynamic, and comfortable working independently in a transparent way.

  • Strong team player with excellent collaboration and communication skills.

  • Confident problem-solver, both individually and within a team.

  • Comfortable working in an international and collaborative environment.

🌍 Benefits & Culture:

  • Outsourcing contract with our client

  • Login.works is a AI Tech Boutique and Tech Partner

  • Modern tech stack and exposure to cutting-edge AI topics.

  • Collaborative, international, and knowledge-sharing culture.

  • Opportunity to work on impactful, data-driven products.

  • Hybrid role > 20% of time at the office in Marques Pombal, Lisbon

πŸ’Ό Department: Tech

πŸ“ Location: Lisbon > 20% at the office

πŸ“† Start date: ASAP

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Login.works

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