Lead Full-Stack Developer (Java+Golang) with AI w Poznań, Polska

EPAM is seeking a Lead Full-Stack Developer (Java+ Golang) with AI solution engineering expertise to join an engineering team delivering the core platform foundation for a global leader in cloud-first networking and security services. The client specializes in DNS, DHCP, and IP address management (IPAM) solutions, enabling enterprises to manage and secure their networks at scale. In this role, you will leverage cutting-edge technology to build everything from intuitive, responsive user interfaces to the services and APIs that power them. As a Full-Stack Cloud Platform Engineer, you will play a crucial role in designing and implementing end-to-end cloud networking solutions and contribute to the next generation of the platform. AI experience is essential for this position — you will be expected to design and integrate AI-driven capabilities that enhance network intelligence, automation, and platform decision-making, as well as leverage AI-augmented development practices to accelerate delivery and innovation. Responsibilities Develop, design, and maintain features across the full stack; iteratively deploy services using cloud-based architectureDesign and implement AI-powered features and intelligent automation within the platformBuild responsive, high-quality user interfaces and the back-end services that support themDesign and implement components of the client's Next Generation PlatformDevelop REST & gRPC APIs and contribute to the overall API framework, ensuring a seamless contract between front-end and back-endOwn key front-end and back-end components of the platformRecommend improvements to system reliability, performance, usability, and qualityWork closely with cross-functional product, design, and platform teamsStay current on key trends across web technologies, cloud platforms, networking solutions, and AI/ML engineering Requirements 8+ years of experience in software development, with proven experience in a full-stack or similar roleDemonstrated experience with AI/ML solution engineering — designing, integrating, and deploying AI-driven features in production systems (e.g., intelligent automation, AI-assisted decision-making, LLM integration, or prompt engineering)Strong proficiency in Java and GolangProficiency in modern front-end development: JS/TS, React, AngularHands-on experience with Kafka, microservices, and databasesExcellent understanding of cloud platforms such as AWS, Azure, or Google Cloud PlatformGood knowledge of networking on cloud platforms, preferably DNS, DHCP, or IPAMExperience with system architecture and design patterns across both client and server tiersKnowledge of API design and development, including RESTful principles and gRPCExperience in microservices development with containerization and orchestration technologies (Docker, Kubernetes)Demonstrated problem-solving skills and ability to troubleshoot complex full-stack and network issuesExcellent communication and collaboration skills to work effectively with cross-functional teams Nice to have Familiarity with back-end web frameworks (e.g., Gin, Echo) and understanding of concurrency patterns (Goroutines and channels)Experience with LLM APIs, RAG architectures, or ML model serving at scaleBackground in cloud networking security solutionsExperience leading technical design discussions and mentoring engineersExposure to observability and monitoring tooling at scalePrior work in a product engineering or SaaS environment We offer We gather like-minded people:Top tech minds driving innovation in AI, cloud and digital platform modernizationSupportive team and agile, startup-like cultureHybrid by design mode and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Career development programsThought leadership, mentoring, soft skills and well-being programsCertification (Anthropic, Gemini, GCP, Azure, AWS)English classesWe cover it all:Stable payParticipation in the Employee Stock Purchase Plan with a 15% discountBenefits package (health insurance, multisport, shopping vouchers)Referral bonuses up to $2,000Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and moreCorporate, social and well-being eventsPlease, note:Benefits listed above are available to employees onlyWe are open for working with Contractors. Terms of B2B cooperation agreements are agreed individuallyWe will reach out to selected candidates exclusively EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.