{"id":1665589,"url":"https://alion.io/job/cit-senior-backend-integration-engineer-brazil","title":"Senior Backend / Integration Engineer, Brazil","company":{"id":957,"name":"CI&T","domain":"ciandt.com","url":"https://alion.io/company/ciandt","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":95,"open_postings":18,"ghost_share":0,"stale_share":0.389,"repost_share":0,"time_to_fill_p50_days":14,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Brazil"],"countries":["BR"],"hiring_countries":["BR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":50000,"max_usd":111000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":19},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"API Gateway","optional":false},{"name":"gRPC","optional":false},{"name":"Java","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Python","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false}],"status":"live","first_seen_at":"2026-10-01T23:19:18Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-22T07:08:20Z","board_verified":true,"closed_at":null,"days_open":20,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":20},"description":"A CI&T busca uma pessoa Engenheira Backend Sênior para desenvolver e sustentar a camada de integração que conecta agentes de IA aos sistemas e CRMs do cliente. O foco principal é a criação de APIs robustas, orquestração de fluxos complexos de dados e a implementação de mecanismos de handoff fluido entre IA e atendimento humano.\nResponsabilidades:\nDesenvolver APIs RESTful e conectores via protocolo MCP para integração dos agentes de IA aos sistemas corporativos.\nRealizar integração profunda com sistemas de Billing e CRM (Salesforce/Amdocs).\nOrquestrar microatividades para suporte aos agentes, garantindo fluxos de dados confiáveis e escaláveis.\nGarantir a preservação do contexto da conversa em integrações assíncronas.\nImplementar o padrão Outbox para mensageria com OCI Streaming.\nAssegurar autenticação e segurança nas integrações (mTLS, OAuth2).\nRequisitos para este desafio:\nDesenvolvimento avançado em Python e/ou Java.\nExperiência sólida em integração de sistemas via APIs REST e gRPC.\nConhecimento em padrões de orquestração e mensageria.\nFamiliaridade com CRMs e sistemas legados.\nDomínio de práticas de autenticação e segurança: mTLS e OAuth2.\nExperiência com implementação do padrão Outbox para mensageria com OCI Streaming.\n[Opcional] Diferenciais:\nConhecimento em Model Context Protocol (MCP).\nExperiência com ferramentas de API Gateway (OCI API Gateway).\nVivência com Salesforce/Amdocs APIs.\nFamiliaridade com Redis para gestão de estado de integração.\nExperiência com práticas de observabilidade de APIs.","description_format":"text","description_chars":1525,"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":[{"language":"Portuguese","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Brazil","iso":"BR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Outsourcing & Dedicated Teams","Custom Software Development","AI Consulting & Integration","Data Engineering & Migration Services"],"lifecycle":[{"event":"open","at":"2026-10-02T06:01:10Z"}],"visa":[],"liveness":{"score":35,"band":"fade","label":"Fading","p_open":1,"p_active":0.643,"p_room":0.55,"age_days":20,"expected_fill_days":14,"reasons":["conf:2","velocity","win:tail","comp:brand"],"computed_at":"2026-10-22T06:10:10Z"},"pay":null,"html_url":"https://alion.io/job/cit-senior-backend-integration-engineer-brazil","json_url":"https://alion.io/job/cit-senior-backend-integration-engineer-brazil.json","meta":{"generated_at":"2026-10-22T08:04:58Z","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":4073,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":957},"rest":"https://alion.io/mcp/rest/get_company?id=957"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcit-senior-backend-integration-engineer-brazil"},{"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%2Fcit-senior-backend-integration-engineer-brazil"},{"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%2Fcit-senior-backend-integration-engineer-brazil"},{"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/cit-senior-backend-integration-engineer-brazil\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcit-senior-backend-integration-engineer-brazil"}]}