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Especialista de Desenvolvimento de Software II

São Paulo, br💼 Full-time🗓 2026-09-23 → 2026-09-25

Core

Develop and evolve web components for a unified SDK, ensuring secure data capture, validation, and transmission from diverse sources (images, documents, sensors) while implementing advanced digital fraud protection mechanisms.

Role type

Senior IC Frontend Security Engineer (Client-side SDK)

Builds

Unified SDK web components, fraud detection mechanisms, and secure data pipelines for risk decision engines

Domain

Fintech / Cybersecurity / Digital Identity

Deliverable

production ML models | product features

Required skills

JavaScript, TypeScript, React/Angular/Vue.js, WebAssembly (WASM), WebAuthn, browser internals, anti-tampering techniques, device fingerprinting, REST APIs, secure communication protocols, observability tools

Preferred skills

Digital identity products, behavioral analysis, device intelligence, anti-debugging, multi-platform SDK architecture, high-scale environments

Responsibilities

Develop and maintain critical web SDK components using JavaScript and TypeScript; Design and implement mechanisms to detect browser automation, virtualized environments, and emulators; Ensure secure communication between web components, native SDKs, and backend services; Implement data integrity controls and validation; Develop telemetry and observability mechanisms; Conduct code reviews and support engineering teams in adopting security best practices; Investigate vulnerabilities and evolve fraud prevention mechanisms

Seniority

Senior, hands-on IC

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