AI/ML Developer | Digital & Data

Job description

Join Civitta - an international company with 750+ colleagues across 20+ countries. We are delivering consulting, digital, funding, and public sector transformation projects across Central and Eastern Europe, Central Asia, the Caucasus, and other global markets. Help businesses turn strategy into digital solutions: from AI-powered marketing to data-driven products and custom software. We combine business thinking with technical execution. Every day, you might build an e-commerce platform using predictive analytics, design a high-impact digital campaign, or develop a data-driven product that drives measurable results. Take the step towards your journey with us and join us as an **AI/ ML Developer in Lithuania, Hungary, or Poland!** ### You will: - Implement end-to-end AI features depending on the project, including, but not limited to: Computer Vision(detection/recognition pipelines, image preprocessing, evaluation, inference integration), NLP/Transformers (text classification, extraction, summarization, embeddings-based workflows), RAG / semantic search (ingestion -> chunking -> embeddings -> retrieval -> answer generation); - Improve retrieval quality using two-stage search (vector retrieval + reranking using cross-encoders/rerankers) when relevant to the project; - Work with vector search / vector databases in local and cloud setups: Self-hosted (Docker) and client environments, as well as cloud-managed search stacks (e.g., OpenSearch vector search, Azure AI Search hybrid/vector search); - Build and maintain Python backend APIs (FastAPI/Django) that serve AI pipelines reliably (auth integration, error handling, basic performance considerations); - Package solutions with Docker, help run deployments in cloud environments, and support debugging in dev/stage/prod; - Collaborate with software engineers, data engineers, and consultants to deliver working solutions under real project timelines. ### Requirements: - 3+ years of Python development (or equivalent strong practical experience) and ability to ship working backend services; - Hands-on experience building at least two of: NLP/Transformer-based pipeline, RAG / semantic search pipeline, Computer Vision pipeline; - Familiarity with embeddings + vector search concepts (indexes, filtering/metadata, similarity search); - Comfort with Docker, Git, and Linux basics (running services locally, troubleshooting dependencies); - Practical mindset: you can translate requirements into an implementable pipeline and iterate quickly; - Upper-intermediate English; - Experience with IaaS cloud solutions (e.g., AWS, Azure, GCP), cross-encoders as rerankers, OpenSearch vector search, Azure AI Search hybrid retrieval and semantic reranking concepts, or basic ML serving/performance awareness would be a plus. ### Benefits: - **Professional Growth** – We support your career development, offering performance and salary reviews once a year to ensure your progress is recognized and rewarded; - **Flexible Working Hours** – Manage your workday with flexibility and the option to work from home when needed, while enjoying our city-centre office as a convenient, collaborative workspace; - **Culture & Connection** – From team bonding activities like Christmas parties and summer events to spontaneous celebrations, monthly breakfasts, or team lunches, we celebrate wins—big or small—together; - **Gifts Programme** – Welcome boxes, birthday surprises, and holiday cheer ensure your special moments are always recognized; - **Continuous Learning** – From expert-led trainings to personal development budgets, your growth is our priority; - **Local Benefits Package.**