Senior AI-Native Full-Stack Software Engineer w Warszawa, Polska is listed on Jobeax. Browse 110,000+ vacancies available.
We are seeking a Senior AI-Native Full-Stack Software Engineer to industrialize AI prototypes into production-grade services, building agentic systems that real users depend on while embedding evaluation, security, and observability into every layer of the stack. Please note that working from the office in Warsaw 3 days per week is required. Responsibilities Industrialize prototypes into production services on Azure AI Foundry and Azure OpenAI, moving from build-ready packs to systems real users depend on within weeksBuild agentic systems using orchestration frameworks, RAG pipelines, vector databases, knowledge graphs, and MCP-based tool integration, chosen by need and engineered for changeEstablish the eval harness first, with golden sets, regression evals, and guardrail tests wired into CI to measure quality on every changeEngineer guardrails including input/output filtering, grounding and citation, PII protection, rate limits, and human escalation pathsDeliver full-stack solutions across Python, Java Spring Boot services, and TypeScript/Angular front ends without relying on separate ownership layersRun production engineering end-to-end, covering CI/CD, observability with traces on every LLM call, and cost and latency managementAbsorb model-version churn by design, ensuring systems remain resilient as underlying models evolveBuild security and compliance into the system, respecting data classification boundaries in prompts, stores, and logs, externalizing secrets, and ensuring every AI decision is auditableIterate from real usage through hypercare, tuning, and fixes based on evidence, then package successful patterns for future use Requirements 5+ years of experience shipping LLM/agentic systems in production with real users, backed by defined eval approaches and demonstrated scaleProficiency in Python, Java Spring Boot, and TypeScript/Angular for full-stack deliveryExpertise in Azure PaaS, Azure AI Foundry, and Azure OpenAI servicesKnowledge of agentic frameworks, vector databases, and knowledge graphs, combined with MCP-based tool integrationSkills in prompt and context engineeringBackground in CI/CD pipelines and observability practices, having operated production systems end-to-endFamiliarity with AI-assisted engineering workflows, coding daily with AI agents and demonstrating the workflow liveUnderstanding of evaluation-first development, ensuring no AI capability ships without a measured baseline and regression evalCompetency in cost and latency optimization, treating token economics as a core engineering featureUnderstanding of regulated-environment discipline, including data classification, auditability, and least privilege principlesEnglish proficiency at B2 level or higher 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.