Senior AI Platform Engineer

WHO WE ARE?
ALTEN – A Global Leader in Engineering and IT Services
Founded in France in 1988, the ALTEN Group is a leading technological partner serving the world’s largest clients. In 2023, it achieved revenues exceeding 4.07 billion euros and employs over 57,000 people, 88% of whom are engineers and IT experts.
ALTEN Polska has been operating for 13 years, supporting its clients' innovation, research and development, and IT systems. It has offices in Kraków, Warsaw, Wrocław, Gdańsk, and Poznań.
It serves key industries such as aerospace, space, industrial solutions, automotive, railway, energy, finance, telecommunications, and retail.
Areas of expertise: business analysis, cybersecurity, artificial intelligence, data analysis and cloud solutions, application development, software testing, project management, embedded software, quality management, industrialization, digital transformation, and industrial engineering.
For more information, visit: http://www.altenpolska.pl
WHAT YOUR CHALLENGES WILL BE?
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.
🗝️Fully remote work (from Poland)
🗝️Full-time
🗝️Start: ASAP
Main tasks:
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
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
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.
By clicking the "Send" button, you agree to the processing of your personal data contained in the recruitment application by Alten Polska sp. z o.o., with its registered office in Warsaw, for the purpose of conducting the recruitment process for the position specified in the job advertisement.
You may withdraw your consent at any time by contacting us at ALTEN_PL_RODO@alten.com, which will result in the termination of the recruitment process and the exclusion of your application from future recruitments.
You can find the full information on the processing of your personal data: https://docs.altenpolska.pl/do_pobrania/Klauzula_informacyjna_dla_potencjalnych_pracownikow_EN.pdf

Work arrangement
Yes