{"id":2869568,"url":"https://alion.io/job/datasmart-java-backend-developer-2","title":"Java Backend Developer","company":{"id":3807100,"name":"Datasmart","domain":"datasmart.pt","url":"https://alion.io/company/datasmart-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Lisbon, Portugal"],"countries":["PT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":34000,"max_usd":86000,"period":"year","method":"role_country_seniority_unknown","sample_n":122},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"GCP","optional":false},{"name":"Java","optional":false},{"name":"Oracle","optional":false},{"name":"PostgreSQL","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-19T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-10-19T00:00:00Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"Sobre a vaga\nJoin our team as a Java Backend Developer Mid and Senior. You will design, develop, and maintain high-quality Java applications while ensuring they follow best practices, performance standards, and security guidelines.\n\nO que vais fazer\n\nDesign, develop, and maintain high-quality Java applications\nImplement and optimize microservices and modular architectures\nBuild and enhance RESTful APIs and backend services\nEnsure strong database integration, query optimization, and data integrity\nContribute to CI/CD pipelines, automation, and DevOps practices\nParticipate in code reviews, ensuring clean, maintainable, and secure code\nCollaborate with cross-functional teams to deliver sprint goals on time\nWrite and maintain technical documentation\nEnsure applications follow best practices, performance standards, and security guidelines\n\nO que é pedido\n\n3+ and 5+ years of experience in Java 8+ development\nSolid knowledge of RDBMS technologies (Oracle, PostgreSQL, SQL)\nHands-on experience with Spring/Spring Boot\nUnderstanding of application architectures (Microservices, Hexagonal Architecture, etc.)\nExperience with CI/CD pipelines, Docker and Kubernetes\nExperience in API design and RESTful services\nExperience working with AWS or GCP cloud environments\nStrong problem-solving skills and logical thinking\nPassion for continuous learning and professional growth\nPrevious experience in an Agile environment using Scrum\nPortuguese and English proficiency at a professional level (minimum B2)\nLiving in Portugal and available to work in a hybrid model\n\nO que é oferecido\n\nopportunity to integrate into a solid company\nparticipate in projects of high recognition, nationally and internationally\nappealing technological environment\ncareer progression\n\nResumo organizado por IA a partir do anúncio original. Confirma os detalhes no site da empresa.","description_format":"text","description_chars":1855,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[{"name":"Portugal","iso":"PT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Training & Certification"],"lifecycle":[{"event":"open","at":"2026-10-19T18:47:25Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":32,"reasons":["seen:4","velocity","win:early"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/datasmart-java-backend-developer-2","json_url":"https://alion.io/job/datasmart-java-backend-developer-2.json","meta":{"generated_at":"2026-10-23T22:29:36Z","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":5264,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":3807100},"rest":"https://alion.io/mcp/rest/get_company?id=3807100"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdatasmart-java-backend-developer-2"},{"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%2Fdatasmart-java-backend-developer-2"},{"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%2Fdatasmart-java-backend-developer-2"},{"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/datasmart-java-backend-developer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdatasmart-java-backend-developer-2"}]}