{"id":2111917,"url":"https://alion.io/job/acaisoft-backend-engineer-java-llm-integrations","title":"Backend Engineer (Java & LLM Integrations)","company":{"id":3913604,"name":"Acaisoft","domain":"acaisoft.com","url":"https://alion.io/company/acaisoft-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":130,"max":170,"currency":"PLN","period":"hour","gross":null,"usd_annual":86000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Java","optional":false},{"name":"LLM","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-10-05T12:16:33Z","employer_posted_date":null,"last_verified_at":"2026-10-05T12:16:33Z","board_verified":false,"closed_at":null,"days_open":6,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":6},"description":"Hi there! If you’re looking for a high-impact position in an ambitious software house, we’ve got a match for you!\n\nCurrently, we are searching for a full-time Engineer to cooperate with our UK client - BioPharma organization. The mission is to unlock the potential of AI/ML to improve the lives of patients. Our client delivers powerful cloud software and services specifically designed to meet the evolving needs of the BioPharma sector.\n\n⚠️ Due to the client's location, sometimes the team works until 6:00 PM CEST. \nMeetings scheduled after 5 PM CEST are usually planned in advance.\nZakres obowiązków\nBuilding a Model Context Protocol (MCP) tool framework to enable seamless AI capabilities\nDeveloping prompt-based conversational skills and AI agent workflows\nImplementing a generic proxy API framework to invoke IDBS API endpoints\nDesigning and building a secure authentication proxy layer\nImplementing robust token validation, caching, and authorization mechanisms\nWymagania\nAt least 5 years of Java practice\nStrong experience with Java 17+ and the Spring Boot framework\nDeep understanding of Model Context Protocol (MCP), LLM integrations, and AI Agents\nSolid background in REST API design, integration patterns, and caching strategies\nHands-on experience with application security, including JWT and OAuth protocols\nKnowledge of integrating external platform APIs (such as IDBS) is a strong plus\nTech stack\nJava\nSpring Boot\nAI\nREST API\nSecurity\nOAuth","description_format":"text","description_chars":1457,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Biotechnology"],"lifecycle":[{"event":"open","at":"2026-10-08T22:25:03Z"}],"visa":[],"liveness":{"score":89,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.89,"p_room":1,"age_days":6,"expected_fill_days":22,"reasons":["seen:6","velocity","win:early"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":86000,"is_top_pay":false},"html_url":"https://alion.io/job/acaisoft-backend-engineer-java-llm-integrations","json_url":"https://alion.io/job/acaisoft-backend-engineer-java-llm-integrations.json","meta":{"generated_at":"2026-10-12T11:35:09Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":17957,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3913604},"rest":"https://alion.io/mcp/rest/get_company?id=3913604"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Facaisoft-backend-engineer-java-llm-integrations"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Facaisoft-backend-engineer-java-llm-integrations"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Facaisoft-backend-engineer-java-llm-integrations"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/acaisoft-backend-engineer-java-llm-integrations\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Facaisoft-backend-engineer-java-llm-integrations"}]}