Prophix

Senior AI Engineer – Agentic AI

Prophix

full-time

Posted on:

Location Type: Hybrid

Location: Lisbon • Portugal

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Job Level

Senior

Tech Stack

AWSPythonSQL

About the role

  • **What You Will Do**
  • - Contribute to the design and implementation of agentic AI solutions that power Prophix One Intelligence
  • - Build and enhance retrieval-augmented generation (RAG) systems to support financial analysis and decision-making
  • - Develop and integrate AI tools that enable task automation across financial workflows
  • - Implement AI systems that process natural language inputs while maintaining accuracy, reliability, and data integrity
  • - Participate in defining and evolving shared AI architecture, patterns, and best practices
  • - Implement and refine evaluation frameworks to measure and improve LLM performance
  • - Develop scalable AI services using AWS-native technologies
  • - Collaborate closely with other AI engineers, product partners, architects, and LLM Ops to deliver cohesive solutions
  • - Contribute to technical discussions, design reviews, and code reviews within the AI team
  • - Stay current with advancements in AI and apply relevant techniques to real-world financial use cases

Requirements

  • **Required Qualifications**
  • - A mix of experience, training, or education that helps you succeed in this role:
  • - 5+ years of professional software engineering experience, with at least 3 years focused on AI/ML systems
  • - Strong Python development skills, including building production services using FastAPI
  • - Solid experience with retrieval-augmented generation (RAG), vector databases, and embedding-based search
  • - Hands-on experience with LLM platforms such as OpenAI SDK and AWS Bedrock
  • - Experience building agentic AI workflows and integrating tools with LLMs
  • - Knowledge of Text-to-SQL techniques and natural language processing concepts
  • - Experience with AWS services such as Fargate, SQS, and OpenSearch
  • - Familiarity with LLM evaluation techniques (e.g., LLM-as-Judge, automated evaluators)
  • - Experience with LLM observability and monitoring tools (e.g., Langfuse, Datadog)
  • - Strong understanding of system design principles for scalable AI applications
  • - Ability to collaborate effectively within a cross-functional engineering team
  • - Comfort using AI tools responsibly to support tasks such as research, drafting, or data review
  • - Ability to learn new tools and adapt as technology evolves
  • - Curiosity and openness to exploring new approaches
  • - Collaborative mindset when working with teams and technology
  • - Must be legally entitled to work in the country where this role is located
Benefits
  • **What Success Looks Like**
  • - 30 days: You understand our tools, product, and people
  • - Within 90 days: You work independently on meaningful tasks
  • - Within 6 months: You contribute ideas, improvements, and measurable impact
  • **Why Join Prophix?**
  • Prophix builds technology that helps organizations plan and make better decisions with confidence. You will collaborate with colleagues across regions, contribute to a platform used globally, and grow your skills through hands-on work and AI-enabled tools. We support flexibility depending on team needs and location, and our culture is grounded in our values: Pursue Excellence, Build with Purpose, Create Wins for All, and Drive Continuous Innovation.
  • **What’s Included for You?**
  • Benefits may vary depending on location and employment contract. Full details will be provided in your written offer in accordance with local legislation.
  • - Comprehensive health and medical coverage
  • - Annual wellness allowance
  • - Mobile phone subscription
  • - Office parking or public transport card
  • - Meal vouchers
  • - Education assistance for career-related training
  • - Paid time off aligned with local norms
  • - Social events and team activities
  • - Opportunities to get involved in Environmental, Social, and Governance (ESG) initiatives
  • - Quarterly Town Halls and Kickoffs that bring teams together to celebrate wins, share updates, and look ahead at what’s next
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
PythonFastAPIretrieval-augmented generation (RAG)vector databasesembedding-based searchnatural language processingText-to-SQLAI/ML systemsAI architecturesystem design principles
Soft Skills
collaborationcuriosityadaptabilitycommunicationteamworkproblem-solvingopenness to new approachestechnical discussion participationdesign review participationcode review participation