{"id":3615865,"url":"https://alion.io/job/space-inch-ai-engineer-croatia","title":"AI Engineer - Croatia","company":{"id":7746,"name":"Space Inch","domain":"spaceinch.com","url":"https://alion.io/company/space-inch","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":{"label":"CET","utc_offset_min":1,"utc_offset_max":1},"hiring_geo_confidence":"explicit","locations":["Zagreb, Croatia"],"countries":["HR"],"hiring_countries":["HR"],"hiring_countries_total":1,"salary":{"min":4400,"max":5850,"currency":"EUR","period":"month","gross":true,"usd_annual":78636},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Hybrid Search","optional":false},{"name":"Langfuse","optional":false},{"name":"LLM","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Amazon S3","optional":true},{"name":"Apache Kafka","optional":true},{"name":"CI/CD","optional":true},{"name":"Dependency Injection","optional":true},{"name":"Docker","optional":true},{"name":"FastAPI","optional":true},{"name":"GraphQL","optional":true},{"name":"Kubernetes","optional":true},{"name":"LiteLLM","optional":true},{"name":"LoRA","optional":true},{"name":"OpenSearch","optional":true},{"name":"PEFT","optional":true},{"name":"pgvector","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Python","optional":true},{"name":"Quantization","optional":true},{"name":"RAG","optional":true},{"name":"Rest API","optional":true},{"name":"TensorRT","optional":true},{"name":"TensorRT-LLM","optional":true},{"name":"TypeScript","optional":true},{"name":"vLLM","optional":true},{"name":"WebSockets","optional":true}],"status":"live","first_seen_at":"2026-11-02T16:27:36Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-04T21:04:45Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Space Inch is on a new mission, and we’re looking for AI experts and enthusiasts to join us!\nWe’re building the next generation of B2B AI experiences, and we need an AI engineer to build, own, and operate production-ready LLM-powered services end-to-end. You will build and operate fast, reliable AI systems that power core platform features, enabling accurate, data-grounded recommendations and intelligent workflows with production-grade performance and reliability at scale.\nWe’re expanding our team and bringing on multiple teammates to contribute across multiple projects built on this stack.\nOur Mission, Vision, and Values\nAt Space Inch, we prioritize alignment with our clients and team, ensuring a deep understanding of their needs. We are committed to delivering exceptional work while supporting the personal and professional growth of our team members. Every team member has access to an executive coach as part of this commitment.\nAbout working at Space Inch\nOur team (70+ people) is primarily based in Croatia, with members in South America, Serbia, and the US. While focus is on working remotely, we do have an office in Zagreb for those who prefer a hybrid approach and are located nearby.\nOccasional travel may be required, including annual company retreats in Croatia.\nWe work on end-to-end projects with long-term vision\nWe strongly support work/life balance for our team members\nRequirements\nOur ideal candidate's core tech stack:\n Languages & APIs: Python (FastAPI), TypeScript (Node/Nest BFF), REST/GraphQL, WebSocket/SSE\n Python + FastAPI production experience (async, dependency injection, testing).\nComfortable integrating with TypeScript/Node\nBuilt APIs with REST/GraphQL and at least one streaming pattern (SSE/WebSocket).\n LLM & RAG: embedding stores (pgvector / OpenSearch / etc), chunking strategies, re-rank, hybrid search; prompt tooling & templates; guardrails\n Observability & quality: structured logging, tracing, metrics; experiment/eval tooling (e.g., Langfuse-style telemetry), offline/online A/Bs\nData & pipelines: robust CSV/Sheets ingestion, schema validation, PII handling, backfills, scheduled jobs\n Agentic experience (not day-one usage): familiarity with MCP and agent frameworks, tool design, constrained execution, and safe planning, so you can leverage them when they’re the right fit\nCan work effectively in CET timezone\nNice to have\nLLM serving optimization (vLLM, TensorRT-LLM), quantization/LoRA know-how\nRetrieval eval frameworks, cross-encoder rerankers, response grading\nExperience with cost controls, token budgeting, and prompt compression\n Serving & infra: Docker, Kubernetes, CI/CD; model gateways (e.g., LiteLLM/vLLM) and caching; object storage (S3-compatible); message bus (Kafka or equivalent)\nSecurity & privacy: tenant-aware access controls, secrets management, audit logs, privacy and safety red-teaming basics\nQualifications\n 4-6+ years software engineering (product environments), ideally with hands-on experience in shipping LLM/GenAI to production\nProven track record owning services end-to-end (design, implementation, rollout, monitoring, and iteration)\nClear writing, pragmatic decision-making, and comfort collaborating with Mobile, Backend, and Ops (Dev/LLM)\nExperience with technologies \nQualities for success\nProactive, solutions-driven mindset\nStrong attention to detail and code quality\nComfortable making technical decisions independently\nPassion for learning and improving\nOwnership mentality, i. e. you care about the end product\nBenefits\nMonthly salary: 4.400,00-5.850,00 EUR gross 1, based on experience and skills\nRemote-first setup with optional use of our Zagreb office\nStay active: Multisport card or wellness subsidy\nHealth & Wellbeing: 100% paid sick leave + annual health checkups\nExtra perks: Christmas bonus and referral bonus\n Grow with us: Education budget to fuel learning and professional development\nSpace Inch is not responsible for any job boards scraping this ad without showing the position as remote, but Croatia exclusive. Applicants from other countries will not be considered.\nSpace Inch is committed to providing an environment of equal employment opportunity. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, or any other characteristic protected by applicable law.\nThis commitment extends to all aspects of employment, including recruitment, hiring, training, promotion, compensation, benefits, and termination. 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