Senior Java AI Engineer – LLM
7 days ago
What should you bring 5+ years of experience as a backend or full-stack engineer(React FE), with deep expertise in Java Hands-on experience designing and implementing multi-agent systems in real-world environments Strong architectural thinking and ability to lead technical decisions end-to-end Experience working with APIs, modular service design, and asynchronous workflows Familiarity with LLMs and how they integrate into production systems (via API or orchestration) Bonus: exposure to LangGraph, CrewAI, LangChain, or other agent orchestration frameworks Who we are Xenoss is an AI engineering and integration services company, helping medium to large enterprises run AI transformation end-to-end, from situation analysis and goals framing to data discovery and preparation, pipeline building, model development, retraining pipeline design, solution deployment, and support. We build a broad spectrum of AI solutions such as user behavior prediction, content generation, NLP, audience segmentation, pathfinding solutions, AI assistants, edge computer vision, fraud detection, etc. We work with Activision Blizzard, Toshiba, Verve Group, Microsoft, Voodoo Games, Telefonica, and other enterprises. We’re included in the top 100 software companies on the Inc. 5000 list. What is the project The project focuses on developing a multi-agent, customizable solution that enables financial institutions, including banks, hedge funds, and fintech startups, to rapidly and accurately assess a company’s solvency and financial health. Built on a modular AI architecture, the system integrates AI agents specialised in real-time data ingestion, financial statement analysis, risk modelling, credit scoring, and market signal interpretation. These agents collaboratively analyze structured and unstructured data, from filings, news, market movements, and proprietary datasets, to deliver a comprehensive financial health profile within minutes. The solution is fully customizable to fit different regulatory environments, scoring models, and industry contexts, enabling faster credit decisions, investment risk assessments, and compliance checks at scale. What will you get The opportunity to own architecture and logic for agent-based systems in a modern fintech environment Work on a platform used by real-world lenders to automate complex workflows Collaborate with an experienced team at the edge of backend engineering and AI systems Remote-friendly setup with flexibility and autonomy No need to build ML models, focus on smart engineering orchestration around them ,[Take a part in designing and implementing intelligent agents as part of a multi-agent orchestration layer. The platform is a fintech solution used by lenders for decision-making and automation at scale, Build and maintain backend components in Java to support LLM-driven workflows and dynamic decision logic, Work at the intersection of agents, LLMs, APIs, and internal data sources , Integrate external models (e.g., OpenAI, Gemini) and services into modular, reusable agent workflows, Collaborate with product and data teams to deliver intelligent automation across the platform] Requirements: Java, API, Service design, LLMs , LangGraph, CrewAI, LangChain
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Remote, Czech Republic Shelton AI Full timeMinimum requirements: 3+ years of backend development experience, primarily using Python 2+ years of hands-on experience with Django in production environments Deep expertise in SQL database design, indexing, query optimization, and data modeling. Strong knowledge of PostgreSQL Solid experience with building RESTful APIs Proficiency in writing...
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Senior Full Stack Software Engineer | AI
5 days ago
Remote, Gdańsk, Kraków, Wrocław, Warszawa, Katowice, Czech Republic Oversee Full time5+ years of experience in software engineering, with a track record of building production systems Strong background in designing scalable, distributed applications Proven hands-on experience developing or integrating products using LLMs (e.g., RAG pipelines, custom agents, fine-tuning, or orchestration frameworks like LangChain/LlamaIndex) Hands-on...
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Senior Software Engineer
5 days ago
Remote, Czech Republic Merit Full timeYour Profile Strong technical foundation; comfortable coding in at least two modern languages. Track record of delivering production systems independently. Experience across varied environments (consulting, freelance, agency, or startup). Curious and active in AI-assisted development (e.g., Copilot, Claude, Cursor, self-hosted LLMs). Experience building or...
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Remote, Czech Republic Upvanta Full timeWymagania doświadczenie w budowie i trenowaniu modeli językowych od zera (end-to-end) silne zaplecze matematyczne praktyczne doświadczenie w pracy z modelami LLM w produktach Python + PyTorch doświadczenie w doborze i implementacji metryk ewaluacyjnych dla LLM umiejętność pracy z dużymi zbiorami danych znajomość optymalizacji...
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Remote, Warszawa, Czech Republic Capco Poland Full timeRequired Skills and Experience At least 3 years of experience in a similar position Programming Proficiency: Strong command of Python for AI/ML development. Experience in AI/ML: Understanding of Generative AI, LLMs, ML, and (optionally) Natural Language Processing (NLP) technologies. Experience in deploying Generative AI, LLM and ML is an advantage. Azure...
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AI Specialist
7 days ago
Remote, Czech Republic TechMagic Full timeWe're looking for an AI Specialist to expand our client`s team in Lviv! This is a full-time, on-site position with a leadership role in applied research and developing open-source LLM models for a large enterprise customer. You'll integrate and optimise models deployed via Ollama, pushing the boundaries of enterprise AI use cases. Responsibilities: Shape...
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Remote, Czech Republic Link Group Full timeCore Skills Required Java 8+ – multithreading, JVM internals, functional programming. Spring Boot / Security / Hibernate / Reactive frameworks (WebFlux). Frontend: Vue.js, TypeScript/JavaScript, CSS preprocessors. Azure Cloud & DevOps: AKS, App Services, CI/CD (Azure DevOps / Jenkins / GitHub Actions). Testing: Cypress, JUnit 5, Mockito. Containers:...
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Remote, Czech Republic Superdevs Full timeWhat you bring 5+ years of experience as a Software Engineer Full-stack skillset with strong backend orientation Demonstrated, hands-on use of LLMs/AI in real development workflows (e.g. code generation, refactoring, prototyping) Experience integrating with complex platforms or distributed systems Proven experience delivering solutions from scratch with...
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Python Developer
2 weeks ago
Remote, Czech Republic 1dea Full timewykształcenie wyższe informatyczne lub pokrewne, minimum 4 lata doświadczenia zawodowego w roli Python Developera, bardzo dobra znajomość języka Python oraz technologii ORM (np. SQLAlchemy), dobra znajomość relacyjnych baz danych i języka SQL, praktyczne doświadczenie w pracy z modelami LLM / Generative AI (np. OpenAI, GPT),...
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Frontend Software Engineer
1 week ago
Remote, Czech Republic Shelton AI Full timeMinimum requirements: 3+ years of frontend development experience, primarily with React 2+ years of professional TypeScript development 2+ years of production experience with Material UI Strong background in integrating RESTful APIs with data fetching libraries (e.g., SWR, React Query) Experience with popular React workflows and libraries (e.g., React...
