{"entity":"person","person":{"name":"Hallef Lucas Bernardo Da Silva","role":null,"level":"Junior","country":null,"summary":"Java backend developer at a junior level specializing in building simple REST CRUD APIs with Spring Boot. The strongest proven skill is implementing REST endpoints, DTO mapping and basic validation as shown in PedidoController.java and ProdutoController.java. There is little evidence of production concerns such as migrations, automated tests, authentication or performance tuning in public code.","skills":[{"name":"Java","group":"Languages","level":"Junior","since":2025},{"name":"JavaScript","group":"Languages","level":"Not selected","since":null},{"name":"Python","group":"Languages","level":"Not selected","since":null},{"name":"SQL","group":"Languages","level":"Not selected","since":null},{"name":"FastAPI","group":"Python","level":"Not selected","since":null},{"name":"Spring Boot","group":"Java","level":"Junior","since":null},{"name":"Spring Data JPA","group":"Java","level":"Junior","since":null},{"name":"Spring MVC","group":"Java","level":"Junior","since":null},{"name":"Jackson","group":"Java","level":"Junior","since":null},{"name":"React.js","group":"Frontend","level":"Not selected","since":null},{"name":"Bootstrap","group":"Frontend","level":"Intern","since":null},{"name":"Next.js","group":"Frontend","level":"Not selected","since":null},{"name":"Tailwind CSS","group":"Frontend","level":"Not selected","since":null},{"name":"JQuery","group":"Frontend","level":"Intern","since":null},{"name":"Recharts","group":"Frontend","level":"Not selected","since":null},{"name":"PostCSS","group":"Frontend","level":"Not selected","since":null},{"name":"GitHub","group":"DevOps","level":"Not selected","since":null},{"name":"Rest API","group":"DevOps","level":"Junior","since":null},{"name":"Docker","group":"DevOps","level":"Not selected","since":null},{"name":"Git","group":"DevOps","level":"Not selected","since":null},{"name":"Firebase","group":"Mobile","level":"Not selected","since":null},{"name":"Firestore","group":"Databases","level":"Not selected","since":null}],"photo":"https://alion.io/storage/2026/1014/3386b8a973.webp","url":"https://alion.io/user/hallef-lucas-bernardo-da-silva"},"contact":"Through Alion only: the person decides whether to answer. Email addresses and phone numbers are never served.","offers":[{"id":"person.contact","title":"Write to a person through Alion","status":"free","price":{"credits":0,"usd":0},"unit":"per message","human":"https://alion.io/catalog?offer=person.contact&for=user%2Fhallef-lucas-bernardo-da-silva"},{"id":"people.search","title":"Find people by skills, country and level","status":"free","price":{"credits":0,"usd":0},"unit":"per search","note":"people with a similar profile","human":"https://alion.io/catalog?offer=people.search&for=user%2Fhallef-lucas-bernardo-da-silva"}],"agent":{"mcp":"https://alion.io/user/hallef-lucas-bernardo-da-silva/mcp","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_profile","server":"https://alion.io/user/hallef-lucas-bernardo-da-silva/mcp","arguments":{}},{"tool":"check_fit","server":"https://alion.io/user/hallef-lucas-bernardo-da-silva/mcp","arguments":{"offer":{"title":"...","pay":{"min":0,"max":0,"currency":"USD"}}}}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"},"html_url":"https://alion.io/user/hallef-lucas-bernardo-da-silva","json_url":"https://alion.io/user/hallef-lucas-bernardo-da-silva.json","meta":{"generated_at":"2026-11-13T13:58:33Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","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":28014,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-14T00:00:00Z"}}}