2026

Tech Lead | AI

Brazilian

Portfolio

Gustavo Scarpim

Tech Lead | Frontend Engineer | Frontend Architect | Professor

02

About me

Developer

Portfolio

Gustavo Scarpim

Frontend Tech Lead with 8+ years of experience, specializing in React, Next.js, Angular, Vue, TypeScript, and Generative AI. Currently leading engineering teams at Overlabs SKY and teaching the next generation of developers at FIAP.

Passionate about building high-performance interfaces with excellent UX, I work at the intersection of Frontend Architecture and Artificial Intelligence — from AI Agents and RAG to Prompt Engineering and LLM integrations via OpenAI API and LangChain.

Expert in Frontend Software Architecture: Micro-Frontends, Monorepos, SSR/SSG, Design Systems, CI/CD and security with OIDC/Keycloak. Graduate professor, speaker and mentor for developers.

8+years of experience

2018career start

8+companies / clients

Interests and hobbies

Design

Running

Chess

03

Skills

Developer

Portfolio

Languages & Frameworks

JavaScript

TypeScript

React

Next.js

Vue.js

Angular

Svelte

React Native

Flutter

Node.js

Python

Express

State & APIs

Redux

GraphQL

PostgreSQL

MongoDB

Firebase

Supabase

AI & Machine Learning

OpenAI API

LangChain

Ollama

PyTorch

TensorFlow

Jupyter

Styling & Design

HTML5

CSS3

SASS

Styled Components

Tailwind

Material UI

Figma

Testing & Quality

Jest

Cypress

Testing Library

Storybook

DevOps & Cloud

Docker

GitHub

GitLab

GitHub Actions

AWS

GCP

Azure

Kubernetes

Vercel

Linux

Soft Skills

Context APIZustandMobXRESTMobile FirstUX/UIRAGAI AgentsPrompt EngineeringMCPLangFuseMicro-FrontendsModule FederationMonorepoAtomic DesignClean CodeSOLIDArquitetura de SoftwareDesign SystemsStyle GuidesBEMCSS-in-JSWeb VitalsSEOPWAAcessibilidadeCI/CDTDDBDDGit FlowKanbanScrumCode ReviewMentoriaLiderança TécnicaOIDC/KeycloakInglês Intermediário

04

Experiences

Developer

Portfolio

1

Overlabs SKY — Frontend Tech Lead | Architecture & Leadership

03/2024 – present

Technical leadership of the Frontend team on OverScore (corporate scoring) and Khon.ai (AI hub). Scalable architecture with Micro-Frontends, Monorepos and SSR/SSG. CI/CD pipelines, CDN, Edge Computing and Serverless. Frontend security with CSP and OIDC/Keycloak. Web Vitals, SEO and PWA optimization. Continuous mentorship and code review.

ReactNext.jsAngularVue.jsSvelteTypeScriptMicro-FrontendsMonorepoSSR/SSGGitHub ActionsGitLab CIOpenAI APILangChainRAGAI AgentsKeycloakClickHouseGCP

2

FIAP — Higher Education Professor

03/2024 – present

Practical classes, mentoring and talks on software development focused on real-world applications. Classes: Full Stack Post-Tech, Front-end Engineering and Dev Foundations. Teaching frontend architecture, micro-frontends, UX/UI, integrations and generative AI.

ReactAngularVue.jsReact NativeFlutterNode.jsDockerPostgreSQLMongoDBJestCypressLLMsAI AgentsMCPTDDBDD

3

Datum — Senior Frontend Developer

11/2023 – 03/2025 (1 year 5 months)

Building and maintaining the Renner Design System with reusable components, accessibility and performance. Development of Renner's main website and app: new features, continuous optimization and UX improvements on web and mobile.

ReactNext.jsReact NativeMaterial UITypeScriptContext APIZustandMobXJestFigmaDesign System

4

Foursys — Senior Frontend Developer

03/2023 – 10/2023 (9 months)

UI engineering for Boa Vista (Brazil's largest credit bureau). Responsive, interactive interfaces, product management participation and Scrum ceremonies with multidisciplinary teams.

ReactTypeScriptMaterial UIContext APIJestFigmaREST

5

Evnts — Mid-level Frontend Developer

02/2021 – 03/2023 (2 years 2 months)

Front-end development of the events platform in partnership with design and product. Responsive interfaces, complex payment flows, Redux state management and automated testing with Jest.

ReactReduxStyled ComponentsTypeScriptJavaScriptMongoDBJestFigma

6

Freelancer — Frontend Developer

06/2021 – 06/2022 (1 year, part-time)

Clients: Grupo Boticário, Sambatech and Enjoytix. Prototyping, requirements analysis, implementation and end-to-end delivery with direct client contact on e-commerce and streaming projects.

ReactNext.jsTypeScriptReduxMongoDBNode.js

7

Hyst — Junior Frontend Developer

06/2020 – 02/2021 (8 months)

Building responsive, interactive interfaces at a fashion startup with the design team. First experience with multiple frameworks (React, Vue) and a modern stack with Next.js.

ReactVue.jsNext.jsTypeScriptReduxMongoDBFigma

8

ABBC — Web Development Intern

10/2019 – 07/2020 (9 months)

Full-stack development at a banking association. Frontend and backend systems, RESTful APIs and first professional experience with React, Node.js and databases in a corporate environment.

ReactJavaScriptNode.jsMongoDB.NETSQLAdobe XD

05

Developed Projects

Projects

Portfolio

Khon.aiOverlabs SKY

Corporate multi-model AI hub (GPT-4, Claude, Gemini) with assistant orchestration and integrations. Svelte + Python frontend, RAG, AI Agents, guardrails, Keycloak and OIDC authentication, LangFuse observability, ClickHouse and OpenLayers maps. I also built the Flutter mobile app (Android and iOS) for product consumption and operations.

SveltePythonFlutterGPT-4ClaudeGeminiRAGAI AgentsGuardrailsLangChainLangFuseClickHouseOpenLayersMCPKeycloakOIDCOpenAI API

Svelte

Python

Flutter

OpenAI

Claude

Gemini