Technical Lead for data platforms at Telefónica Tech. Responsibilities include leading teams and developing scalable bot applications using Node.js or C# .NET.
Responsibilities
Technical leadership: guide the team (3–10 developers), perform pairing/mentoring, plan the technical roadmap and conduct code reviews.
Architecture & design: define and document scalable architectures (12‑factor, event‑driven), integration patterns and API contracts.
Bots & channels: design and implement bots using Bot Framework SDK (Node.js/TypeScript or C# .NET), Azure Bot Service and channels (WebChat/Direct Line, Teams, WhatsApp via Twilio/Infobip, RCS, mobile/web apps).
Quality & observability: establish testing (unit/integration/conversational end‑to‑end), telemetry (App Insights/OpenTelemetry), logging and tracing with cost correlation.
Strong experience with Microsoft Bot Framework v4 (SDK, Composer), Azure Bot Service and Bot Framework Emulator
Implementation of Adaptive Dialogs, middleware, state management (Conversation/User/Private), OAuthPrompt, proactive messaging and conversation references
REST/GraphQL APIs, webhooks and messaging (Service Bus/Queues)
Containers (Docker, Kubernetes/AKS), observability and production troubleshooting
Databases (Cosmos DB/SQL), caching (Redis) and queues
Engineering practices: TDD/BDD, SOLID, clean architecture and design patterns
Differentials / Nice-to-haves:
• LLMs/SLMs (Azure OpenAI, prompt engineering, RAG, vector DBs such as Redis/pgvector), LangChain/LangGraph
• Integrations with CCaaS/CRM (NICE, Salesforce, ServiceNow) and channel providers (Twilio/Infobip)
• OpenTelemetry, dashboards (Grafana/Kibana/Power BI) and automated conversational testing
• Experience with API Management/Gateway, Terraform and OPA policies
Benefits
Meal and food allowances (VR, VA), Health Insurance, Dental Insurance and Life Insurance
An exclusive offer from Vivo with special discounts on landline, broadband, TV and apps
Eligible to receive an annual bonus or PPR
Plan your future through a Private Pension Plan
If you have children, you are entitled to a subsidy to help with school, daycare or nanny expenses
Work in an environment that respects your personality, dress style and individuality — where you can be authentic. #BeYou
Work remotely up to 2 days per week. #Mobility
Flexible working hours
Enjoy a day off to celebrate your birthday
Participate in one of the largest corporate volunteering programs to help transform the world
Take advantage of our Educational Development Program offering partnerships with educational institutions at a discount, plus certifications and online courses
Boost your career through our Internal Recruitment Program, in Brazil or abroad — we are present in more than 17 countries! #MyCareer
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