Senior AI Platform Engineer

Technologies we use

• Python
• LangGraph
• LangChain
• SQL
• PostgreSQL
• Docker
• Kubernetes
• AWS

About the project

We're looking for an experienced Senior AI Platform Engineer to help build next-generation AI solutions, combining LLMs, agentic workflows, enterprise search, and cloud-native platforms.

This is how we organize our work

• in house
• agile
• scrum

Your responsibilities

• Design, build, and operate AI/ML services powering single- and multi-agent workflows
• Develop production-grade GenAI solutions using agent frameworks, tool calling, memory, orchestration, and human-in-the-loop capabilities
• Build and optimize RAG, search, and reasoning systems using Elasticsearch, vector search, and knowledge retrieval techniques
• Create document intelligence pipelines for OCR, information extraction, classification, summarization, and embedding generation
• Adapt and optimize AI models through fine-tuning approaches such as SFT, LoRA, and QLoRA
• Deploy and scale AI workloads on Kubernetes and cloud platforms (AWS, Azure, or GCP)
• Improve reliability, quality, observability, security, and performance of AI services in production environments

Our requirements

• 4+ years of commercial experience in Software Engineering, Machine Learning Engineering, or AI Engineering
• Strong Python development skills and experience delivering production AI applications
• Hands-on experience with LLMs, Agentic AI, RAG, and AI orchestration frameworks (e.g., LangGraph, AutoGen, LangChain, Google ADK, or similar)
• Experience building and evaluating AI systems using metrics, testing frameworks, and human feedback loops
• Solid understanding of fine-tuning techniques such as SFT, LoRA, QLoRA, or preference-based optimization
• Knowledge of Elasticsearch, vector databases, SQL/PostgreSQL, and enterprise search solutions
• Practical experience with Docker, Kubernetes, and cloud platforms (AWS, Azure, or GCP)
• Familiarity with distributed workloads, MLOps practices, CI/CD pipelines, and production monitoring
• Fluent English - at least B2+/C1

What we offer

We offer a full-time employment contract

Location – Poland; work model – remote

Stable and long-term cooperation

Well-defined career path at the European leader in engineering & IT consulting

Opportunity to relocate and work in different ALTEN Polska branches

After completion of the project, opportunity to engage in a subsequent one within the company

Introduction and cooperation with dedicated Competences Manager

Benefits

Medicover medical care

Medicover dental care

Medicover Benefits platform

Medicover Sport card

Referral Program

Layette for a newborn employee’s child

Group life insurance

Pension scheme

We also offer cooperation based on a B2B or Contract of mandate (UZ).

We also guarantee:

Access to professional certifications with our technology partners (e.g. Google, ISTQB)

Access to relevant industry events

Access to the Knowledge Sharing Program

Access to Referral program

NOTICE: We kindly inform you that we will contact the selected candidates.

This is how we work on a project

• TDD
• documentation
• issue tracking tools
• integration tests
• performance tests
• test automation

Benefits

• life insurance
• retirement pension plan
• baby layette
• employee referral program
• Medicover medical care
• Medicover dental care
• Medicover Benefits platform
• Medicover Sport card

NOTICE:

We kindly inform you that we will contact the selected candidates.

WHO ARE WE?

WE ARE A WORLD LEADER IN ENGINEERING AND IT SERVICES.

At ALTEN, we see our specialists as architects – today’s designers of tomorrow’s world.

As a leader in Engineering and IT Services, we support companies in their technological and sustainable transformation.

OVER 57,400 EMPLOYEES IN 30+ COUNTRIES, TO SUPPORT MORE THAN 6,500 CLIENTS WORLDWIDE.

We oper