Senior Python Engineer with AI Expertise

About Our Client:Join a pioneering SaaS company that specializes in innovative solutions for risk detection and management in clinical trials. Using a sophisticated set of algorithms, our client analyzes clinical and operational data in real-time to uncover anomalies and outliers effectively. Role Overview:As a key member of our rapidly expanding engineering…

We are seeking an exceptionally talented Senior Java Engineer who also possesses strong Python skills to join our dynamic team. In this role, you will primarily focus on designing, developing, and maintaining high-performance, scalable, and secure applications utilizing Java, while employing Python for automation, scripting, data processing, and integration tasks. This position is perfect for an engineer who excels in Java development but is also comfortable leveraging Python as a supplemental language when necessary.

Why Choose Valtech?At Valtech, we pride ourselves on being a leading experience innovation company, trusted by some of the most renowned brands globally. Our team enjoys numerous growth opportunities, a culture driven by our core values, international career prospects, and the ability to influence the future of experiences.The OpportunityJoin us at Valtech, where an environment focused on continuous learning, impactful contributions, and professional development awaits you. Whether you are innovating new digital solutions, redefining traditional paradigms, or creating next-gen customer experiences, your contributions will be pivotal in transforming industries.

N-iX is on the lookout for a talented Middle Java Engineer with proficiency in Python to be a part of our innovative team. This role focuses on the design, development, and maintenance of high-performance, scalable, and secure applications using Java, while also leveraging Python for various automation, scripting, data processing, or integration tasks. We are seeking an engineer who excels in Java development and is comfortable using Python where necessary. Key Responsibilities:Design, develop, test, and maintain applications and services utilizing Java as the core technology stack.Produce clean, efficient, and maintainable code adhering to best practices and coding standards.Utilize Python for automation, data manipulation, system integration, and auxiliary services.Enhance applications for optimal performance, scalability, and security.Troubleshoot, debug, and address technical issues effectively.Engage in communication with internal product owners and stakeholders to align on project requirements.Document technical solutions and ensure current knowledge of system architecture.

Join our team at Progressoft as a Senior AI Engineer, where your passion for transforming data into intelligent, production-ready solutions will thrive. In this remote role, you will engage with the entire AI stack, from classical machine-learning models to cutting-edge large language models (LLMs), computer vision pipelines, and analytics/forecasting workflows. If you are enthusiastic about data exploration, model development, and delivering reliable AI services, we are eager to connect with you.Key ResponsibilitiesModel Development: Design, train, fine-tune, and assess models across various methodologies including classical ML, deep learning (CNNs, transformers), and generative AI (LLMs, diffusion).Data Exploration & Analytics: Perform exploratory data analysis, statistical testing, and forecasting to guide feature development and business KPIs.End-to-End Pipelines: Create reproducible workflows for data ingestion, feature engineering, training, CI/CD, and automated monitoring.LLM & Agentic AI Engineering: Develop prompts and retrieval-augmented generation (RAG) pipelines; fine-tune LLMs on specialized datasets to enhance accuracy and meet product specifications.AI Automation & Integration: Deploy AI components as micro-services; integrate with orchestration tools (Airflow, Prefect) and business APIs to streamline decision-making processes.Continuous Learning: Stay updated on advancements in LLMs, vision, and analytics; share knowledge and best practices with the engineering team.Mentorship: Provide guidance to junior engineers and contribute to shaping technical direction and engineering excellence.

N-iX is actively seeking a Senior Python Engineer with experience in Go or Java to become a vital member of our dynamic product team, which consists of approximately 8 engineers dedicated to developing a sophisticated and impactful software platform. In this role, you will contribute to both backend and frontend development, constructing scalable backend services and creating user-friendly frontend interfaces. You will leverage AI-driven development tools to enhance productivity and code quality. Our team adheres to Agile methodologies, emphasizing clean architecture, ownership, and a commitment to continuous improvement. As a key developer, you will participate in creating a next-generation enterprise solution for endpoint protection (EPP) and endpoint detection & response (EDR) that operates across various platforms, including Windows, macOS, and Linux. This solution is engineered to prevent, detect, respond to, and remediate cyber threats in real-time, encompassing malware, ransomware, and advanced persistent threats.

Role overview nix is hiring a Senior AI Engineer based in Europe or Ukraine. This role focuses on building and improving AI-driven products. The Senior AI Engineer works closely with colleagues from different disciplines to design, develop, and implement advanced AI models. The position plays a key part in shaping technical solutions that support and expand nix’s product lineup.

Join us as a Senior Python Developer where you will play a pivotal role in enhancing our software solutions. You will collaborate with cross-functional teams to design, develop, and maintain high-quality applications. Your expertise in Python and deep understanding of software development principles will be essential in driving innovation within our projects.

Join our dynamic team as a Senior AI Engineer at Castaigroup Inc. in the Harness Engineering division. We are looking for an innovative and skilled engineer to drive the development of cutting-edge AI solutions. You will play a crucial role in designing, implementing, and optimizing AI algorithms and systems that impact our wide range of clients across Europe.

N-iX is actively seeking a highly proficient and experienced Senior Business Analyst to join our dynamic team in a prestigious pharmaceutical organization. This pivotal role will concentrate on fostering data-driven projects and initiatives that significantly enhance our decision-making processes, operational efficiency, and data analytics capabilities. The ideal candidate will possess a robust analytical background, substantial experience in managing and interpreting large datasets, and the skill to convert business requirements into actionable insights and specifications for data products. This is a unique opportunity to engage with a Fortune 500 company, contribute to transformative data projects, and collaborate with a team of experts in a fast-paced, data-centric environment. You will play a vital role in a mission that seeks to improve healthcare outcomes through innovative solutions and advanced analytics.

Skelar is a venture builder focused on creating innovative tech companies that operate under the principles of venture capital. We collaborate with co-founders to assemble strong teams and launch product-driven IT businesses that excel in global markets.We are currently expanding our team and seeking a Senior AI/ML Engineer to play a pivotal role in developing our flagship product—an AI Stylist that offers personalized styling solutions. This is an opportunity for you to eventually lead our AI initiatives.Dressly launched in 2024 and has quadrupled its growth in the last six months. We anticipate a fivefold increase in growth by 2026 compared to 2025. With a steady influx of users who love our AI features, including Virtual Try-On, Color, Body, and Outfit Analysis, we are building internal AI expertise. We need a Senior AI/ML Engineer to architect our models today and lead our AI team in the future.Why join us now?This is your chance to join a product at a crucial growth stage, influence technical decisions from day one, and pave your way to becoming a Lead AI/ML Engineer as we build our team from the ground up.Technology StackWe are looking for an engineer with a solid technical foundation who is ready to take responsibility for tool and architectural pattern selection. Our current focus includes the following technologies, but you will have the autonomy to choose and implement many components:Languages and Frameworks: Python (PyTorch / TensorFlow / JAX)GenAI & LLM: LangChain / LlamaIndex, Vector Databases (Pinecone, Milvus or similar)Infrastructure & MLOps: GCP (Vertex AI, GKE), Docker, Kubernetes, MLFlow or other orchestration and monitoring toolsData: PostgreSQL, BigQuery, ETL process toolsWhat Matters to UsYou have 7+ years of experience in ML/AI with a proven track record of deploying models in production.You understand the GenAI ecosystem: not just API usage but knowledge of LLM architectures, fine-tuning methods, and Retrieval-Augmented Generation (RAG)....

N-iX brings together over 2,400 technology professionals across more than 40 countries. Since 2002, the company has delivered solutions in cloud computing, data analytics, AI, embedded software, and IoT for a range of clients, including industry leaders and Fortune 500 companies. This role supports a client operating Europe's largest online car marketplace, which serves over 30 million users each month in 18 countries. The client is developing a new Agentic Software Delivery platform to automate engineering tasks at scale. The initial priority is automating the software development life cycle (SDLC), aiming for 10–20% of JIRA stories to move through the autonomous delivery system within a year. Future plans include expanding the platform's capabilities. Role overview N-iX is looking for a Lead or Senior Full-Stack Software Engineer with a strong background in AI. The position calls for someone proactive and self-motivated, who can navigate ambiguity and take initiative without waiting for detailed instructions. Ownership and independent progress are key traits for success in this role. What you will do Design and build features for the Agentic Software Delivery platform, focusing on AI-powered automation. Work with internal delivery teams (about 10% of your time) to understand their workflows, identify pain points in the SDLC, and share feedback to improve the platform. This includes technical discovery and direct developer conversations. Support the rollout of the platform by mentoring others and helping teams adopt and use the new tools effectively. Who succeeds here Engineers who are comfortable with minimal direction and enjoy shaping projects in evolving environments. Those who bring technical curiosity, strong communication skills, and a willingness to learn from peers. Location This position is open to candidates based in Europe or Ukraine.

Join Viseven Group, a premier international MarTech company specializing in innovative interactive content and cloud solutions tailored for global pharmaceutical enterprises since 2009. Our commitment to continuous growth and self-improvement is embedded in our corporate DNA. Our unique developments and methodologies are actively utilized in over 50 countries worldwide, and our solutions are showcased at major industry events in Barcelona, Philadelphia, London, and more.Our rapidly expanding team comprises over 700 highly skilled technical and non-technical professionals, including front-end and back-end developers, business analysts, and managers. Together, we create, localize, and customize applications across our offices located in Zhytomyr (Ukraine), Tallinn (Estonia), Poznań (Poland), New Delhi (India), and Bridgewater (USA).Role Description:We are seeking a Senior AI Engineer to join our AI team for our product eWizard.

Join Our Team at IdealsIdeals is a renowned global B2B SaaS provider celebrated for being the most customer-focused brand in the secure business collaboration space. With over 2 million users across 300,000 companies worldwide, we empower organizations to manage high-stakes processes and make significant decisions with greater ease and efficiency.Ideals Virtual Data Room (VDR): Facilitating secure document sharing and collaboration for due diligence, fundraising, corporate reporting, licensing, clinical trials, and other intricate transactions.Ideals Board: A platform designed for board and leadership collaboration, ensuring faster, safer, and compliant decision-making.Your MissionWe are in search of a Backend Software Engineer (.NET) with AI skills who will be pivotal in developing and scaling our secure, high-load VDR services while also exploring the integration of AI patterns into our product features.Your success will be gauged by your strong backend fundamentals—reliability, performance, scalability, and maintainability—and your capability to implement AI features safely and efficiently using reusable, well-architected components.This role is hands-on within a mature product environment where engineering excellence, observability, and sustainable architecture are paramount.Key ResponsibilitiesBackend Engineering:Design, develop, and maintain high-quality production-grade .NET services.Utilize .NET Framework 4.7, .NET 8, ASP.NET, Web API, and Entity Framework.Create and refine data models with MS SQL Server and PostgreSQL.Deploy and manage services on AWS, leveraging Docker, Kubernetes, and ArgoCD.Ensure service reliability and performance through:Defining clear SLIs, SLOs, and capacity planning.Implementing caching, retries, backoff strategies, and circuit breakers.Establishing secure multi-tenant access control.Take ownership of services from design through implementation, deployment, monitoring, and support.

About Cast AI Cast AI builds an automation platform that combines artificial intelligence with Kubernetes infrastructure. The goal: improve performance, reliability, and efficiency in production environments by embedding autonomous decision-making into cloud systems. Manual management of Kubernetes and AI environments becomes less effective at scale. Cast AI addresses this by providing continuous automation that adapts infrastructure as conditions change. This approach helps reduce manual work, cuts costs, and boosts operational efficiency. More than 2,100 companies rely on Cast AI, including Akamai, BMW, Cisco, FICO, HuggingFace, NielsenIQ, Swisscom, and TGS. Global Team and Culture Headquartered in Miami, Cast AI operates across 34 countries, including Europe, North America, Latin America, and APAC. The team values diverse perspectives and intentionally builds a global workforce. Recent Milestone In January 2026, Cast AI reached unicorn status after a strategic investment from Pacific Alliance Ventures, part of the Shinsegae Group (a conglomerate valued at over $50 billion). The company’s valuation now exceeds $1 billion. Location Requirements This Senior Software Engineer - Infrastructure role is open to residents of Bulgaria, Croatia, Estonia, Greece, Hungary, Latvia, Lithuania, Poland, Romania, Slovakia, Slovenia, and Ukraine.

Intetics seeks a Fullstack .NET Developer with strong Python experience. This role is fully remote and open to candidates living in Ukraine. Key responsibilities Build and maintain web applications using both .NET and Python Collaborate with team members across different disciplines to deliver dependable solutions Work on backend and frontend development tasks as project needs arise Requirements Proven experience working with .NET and Python Ability to work well with colleagues in a variety of roles Willingness to handle new challenges and adjust to shifting project requirements Location This is a remote position for candidates based in Ukraine.

Join our dynamic team at nix as a Senior Integration Engineer, where you will leverage your extensive experience with MuleSoft to design and implement robust integration solutions. You will play a pivotal role in enhancing our digital infrastructure, ensuring seamless connectivity between various systems and applications.Your expertise will contribute significantly to delivering high-quality integration solutions that meet our clients' evolving needs.

Become a pivotal member of our Chatbot team at Wix, where your expertise in AI technology will help revolutionize customer experiences. As a Senior AI Server Engineer, you'll be responsible for the creation of sophisticated, context-aware features that will transform our Customer Care Chatbot into an essential resource for users navigating their Wix journey. Your role will encompass the entire development cycle—from exploring cutting-edge AI methodologies to implementing scalable features that provide meaningful value to millions of users.You will:Architect, develop, and integrate advanced AI functionalities utilizing the latest LLM and NLP technologiesEngage in research and experimentation to discover innovative solutions and apply high-level models to real-world customer care challengesTake full ownership of feature development, collaborating with product teams to define requirements, estimate scope, implement solutions, and monitor performanceOptimize system performance, stability, and reliability to ensure an uninterrupted, high-quality serviceParticipate in architectural and technical discussions aimed at enhancing system design and developer experience

Innovecs is seeking talented Senior Backend Engineers (AI-Driven) to join our dynamic team, dedicated to enhancing our B2B and B2C warehouse management ecosystem. The ideal candidate will be an AI-Native Software Engineer, skilled in not only coding but also in orchestrating AI agents and assistants to optimize the Software Development Life Cycle (SDLC). You will play a pivotal role in delivering robust, scalable microservices at speeds that traditional development practices cannot achieve.

Join the dynamic team at ELEKS within our Quality Assurance Office, as we seek a talented and driven Strong Middle / Senior Automation Test Engineer (Python) to work on exciting projects in Ukraine, Poland, Croatia, and Argentina. ABOUT THE PROJECT This role involves working on a cutting-edge web-based platform designed for financial advisors. The client portal empowers advisors to tailor the user experience by enabling or disabling various features and functionalities for each client.