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Software Engineer · AI Specialist

Gilmar Vitor Manoel da Silva

I build end-to-end digital products — web, mobile and applied AI in production.

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Professional summary

Fullstack software engineer with 19+ years of experience designing, building and shipping web, mobile and AI platforms to production. Applied-AI specialist — RAG, autonomous agents and vector databases — with a track record of real-time systems serving thousands of concurrent users. I work end to end: architecture, backend, frontend, mobile, cloud and DevOps.

Core competencies

  • Applied AI engineering (RAG, agents, embeddings)
  • Scalable systems architecture
  • Real-time applications (WebSockets, streaming)
  • Native and cross-platform mobile
  • Cloud & DevOps (IaC, containers, CI/CD)
  • IoT and industrial telemetry

AI specialty

I design and ship systems with RAG (retrieval-augmented generation), autonomous agents, document ingestion and structuring, embeddings and vector databases, automations and real-time voice interfaces — always focused on reliability, cost and scale. I've delivered AI platforms used daily by thousands of people.

  • RAG
  • Autonomous agents
  • Embeddings
  • Vector databases
  • Fine-tuning
  • LLM Ops
  • Real-time voice
  • Smart automations

Experience & projects

  • Platforms · AI

    Live streaming with AI

    Live events and education platform scaling to thousands of concurrent viewers, with real-time chat, polls and assessments.

    • WebSockets
    • Realtime
    • Python
  • Mobile

    Native and cross-platform apps

    Apps published on both stores — native in Kotlin and Swift and cross-platform with React Native/Expo and Flutter.

    • Kotlin
    • Swift
    • Expo
    • Flutter
  • IoT · Industry

    Industrial telemetry

    Data collection and telemetry over LoRaWAN and MQTT, integration with PLCs and Modbus and real-time operations dashboards.

    • LoRaWAN
    • MQTT
    • Modbus
  • SaaS · ERP/CRM

    Multi-tenant platforms

    Multi-tenant management systems for regulated sectors, with APIs, billing and end-to-end integrations.

    • Laravel
    • Multi-tenant
    • APIs
  • AI · Documents

    Ingestion and RAG

    Document ingestion and structuring pipelines with embeddings and semantic search for reliable answers.

    • RAG
    • Embeddings
    • Vector DB
  • Infra · DevOps

    IaC and observability

    Infrastructure as code with Terraform, containers and in-house monitoring and error-reporting SDKs.

    • Terraform
    • Docker
    • Observability

Technical skills

Languages
  • TypeScript
  • JavaScript
  • Python
  • PHP
  • C#
  • Java
  • Kotlin
  • Swift
  • Dart
  • Go
  • Rust
  • C++
Mobile
  • Kotlin (Android)
  • Swift (iOS)
  • React Native
  • Expo
  • Flutter
Frontend
  • React
  • Vue
  • Angular
  • Next.js
  • Astro
  • Tailwind CSS
  • Inertia
Backend
  • Laravel
  • Yii
  • FastAPI
  • Django
  • ASP.NET
  • Spring Boot
  • Node.js
  • Express
AI & LLMs
  • RAG
  • AI Agents
  • Embeddings
  • Vector DBs
  • pgvector
  • Qdrant
  • Fine-tuning
  • PyTorch
  • Hugging Face
  • LangChain
  • LangGraph
  • LlamaIndex
  • Ollama
  • Prompt Engineering
  • n8n / Make
Cloud
  • AWS
  • Azure
  • Google Cloud
  • Cloud GPU/ML
  • Serverless
  • Terraform
DevOps
  • Docker
  • Kubernetes
  • CI/CD
  • Prometheus
  • Grafana
  • Ansible
  • Git
Data
  • PostgreSQL
  • MySQL
  • MongoDB
  • Redis
  • SQLite
  • Supabase
IoT & Industry
  • LoRaWAN
  • ChirpStack
  • MQTT
  • EMQX
  • Modbus
  • PLC / HMI
  • Node-RED
  • Raspberry Pi
  • Arduino
Integrations
  • REST
  • GraphQL
  • Webhooks
  • RabbitMQ
  • Kafka
  • Microservices
  • ETL/ELT

Continuous learning

Hands-on and always on the frontier: I track the state of the art in generative AI — RAG, agents and LLMs — and bring every advance into production.

Languages

Portuguese — native · English — technical reading & writing

gilmar.dev Updated 2026