Summary: Join a global software development company to design and develop a robust Kotlin framework and platform for managing AI agents. Highlights: 1. Opportunity to work on an AI project with innovative technology solutions 2. Design and develop robust Kotlin framework for AI agents 3. Strong engineering culture with personalized growth and mentoring European Union **Work type:** Office/Remote **Technical Level:** Middle **Job Category:** Software Development N\-iX is a global software development company founded in 2002, connecting over 2,400\+ tech professionals across 40\+ countries. We deliver innovative technology solutions in cloud computing, data analytics, AI, embedded software,IoT, and more to global industry leaders and Fortune 500 companies. Join us to create technology that drives real change for businesses and people across the world. We are looking for a talented Java Engineer to join our our AI project in Europe. **Responsibilities:** Design and develop a robust and extensible Kotlin framework and platform for configuring and managing AI agents Write clean, maintainable, and efficient code that complies with our coding standards Ensure the performance, quality, and responsiveness of the library Identify and correct bottlenecks and errors Help to maintain code quality, organization, and automatization. Create and maintain technical documentation for the library **Requirements:** At least 4\-5 years of proficiency in Kotlin and Java Deep experience with the Spring Framework Reactive tools experience (Project Reactor) Knowledge of different communication protocols such as REST, GraphQL, gRPC Experience with distributed systems Familiarity with tracing, metrics and monitoring best practices Proficiency in Maven or similar tools Familiarity with NoSQL databases Very good spoken and written knowledge of English language (B2\+) **Nice to have:** Experience of creating frameworks and platform for other developers Familiarity with GenAI, AI agents, machine learning, and natural language processing concepts is a plus Experience with MCP, A2A, RAG is a big plus Experience with event\-driven architecture Experience with Docker and Kubernetes Python experience is nice to have BSc or MSc in Computer Science, Engineering or relevant field **Professional growth:** Strong engineering culture Challenging projects and mature teams Personalized on\-demand cross\-company mentoring support enabling you to learn new things faster Plenty of opportunities to share knowledge and get more experience such as opportunity to mentor others, speak at events, and contribute to pre\-sales Direct communication with the customer An individual education budget A friendly, supportive and dynamic work environment Care, comfort and fun A relocation package Flexible working hours Healthcare \& sport benefits Corporate events, outstanding parties and team buildings **We offer\*:** Flexible working format \- remote, office\-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location\-specific benefits * not applicable for freelancers