Experience
Full timeline
Ten roles across integration engineering, fullstack engineering, AI evaluation, and technical support.
Oct 2025 — Present · Remote · United States
Integration Expert · Digibee
Design, build, and troubleshoot high-performance integrations on an iPaaS platform — tailored from scratch to each customer's business and technical requirements.
Highlights
- Build custom pipelines from scratch with governance, observability, and uptime in mind.
- Maintain, optimize, and monitor integrations across mission-critical environments.
- Support customers across five regions: Brazil, US, LATAM, Europe, and the UAE.
Regions: Brazil · United States · LATAM · Europe · UAE
Stack
- iPaaS
- REST APIs
- JSON
- JSLT/JOLT
- SFTP
- EDI
- Pipeline orchestration
- Monitoring
Nov 2024 — Present · Remote · United States
AI Writing Evaluator & Trainer · Outlier
Train and evaluate generative AI models through structured human feedback, prompt engineering, and quality assurance.
Highlights
- Improve response precision and factual accuracy through systematic evaluation and fine-tuning.
- Design high-quality prompts to improve consistency and efficiency across model outputs.
- Document best practices and weakness patterns adopted in training cycles.
Regions: Global
Stack
- AI evaluation
- Prompt engineering
- Data annotation
- QA
Jan 2025 — Dec 2025 · Remote · United States
Freelance AI Evaluator / AI Trainer · Alignerr
Freelance AI evaluation: data labeling, response review, quality assessment, and error analysis for AI-generated outputs.
Highlights
- Evaluated AI-generated responses for quality, accuracy, clarity, and instruction adherence.
- Reviewed outputs to surface inconsistencies, reasoning errors, and edge cases.
- Applied scoring guidelines and quality standards across evaluation projects.
Regions: Global
Stack
- AI evaluation
- Data annotation
- Quality scoring
Nov 2024 — Oct 2025 · Remote · United States
Developer Support Engineer · Digibee
Trained the company's AI support assistant, supported enterprise customers in three languages, and coordinated global incident response.
Highlights
- Trained and fine-tuned the AI support assistant: engagement 34.7% → ~70% and resolution 13.7% → ~30%.
- Delivered multilingual technical support (EN/PT/ES) across LATAM, North America, and Europe.
- Participated in global war rooms and high-priority incident response with international engineering teams.
- Authored technical documentation adopted as team-wide standards.
- Internal performance award (Jul 2025) for AI model optimization and customer support excellence.
Regions: Brazil · United States · LATAM · Europe
Stack
- Kubernetes
- Datadog
- Rundeck
- Intercom
- AI training
- Prompt engineering
- Incident management
Jan 2023 — Oct 2025 · Porto Alegre, Brazil · Remote
Software Engineer · edtech1985
Fullstack web development for landing pages and web apps with React, Next.js, TypeScript, and Node.js.
Highlights
- Delivered multiple production-ready applications from concept to deployment.
- Built reusable component libraries with Tailwind, Hero UI, Chakra UI, and Material UI.
- Managed PostgreSQL, MySQL, and MongoDB schemas; optimized queries and indexing for faster data retrieval.
Regions: Brazil
Stack
- React
- Next.js
- TypeScript
- Node.js
- Tailwind CSS
- Hero UI
- Chakra UI
- Material UI
- PostgreSQL
- MySQL
- MongoDB
Apr 2025 — Sep 2025 · Brazil · Remote
Fullstack Software Engineer · edtech1985 (Elite Models)
Sole fullstack engineer for the Elite Models web platform — frontend, backend, data layer, and deploy.
Highlights
- Built scalable frontend architecture with Next.js + Hero UI focused on performance and responsiveness.
- Implemented backend logic with Supabase Edge Functions and PostgreSQL for efficient data handling and API integrations.
- Designed the platform's visual theme: color system, layout standards, UI identity.
- Optimized performance via code splitting, efficient data fetching, and frontend best practices.
Regions: Brazil
Stack
- Next.js
- TypeScript
- Hero UI
- Supabase Edge Functions
- PostgreSQL
- Supabase Storage
- Vercel
Jul 2024 — Nov 2024 · São Paulo, Brazil
Accessibility & i18n Lead Engineer · Toolzz
Led platform-wide accessibility and internationalization on an LMS — WCAG compliance and multi-locale support.
Highlights
- Directed the accessibility program: WCAG compliance, keyboard nav, screen reader support, color contrast, ARIA.
- Sole engineer responsible for i18n: multilingual and multi-locale support enabling global market expansion.
- Established accessibility standards adopted across all platform modules.
Regions: Brazil · Global
Stack
- React
- Next.js
- TypeScript
- WCAG 2.1
- i18n/l10n
- Accessibility
Sep 2023 — Nov 2024 · São Paulo, Brazil
Software Engineer · Toolzz
Built and optimized scalable web applications in a cross-functional team — React, Next.js, TypeScript, Chakra UI.
Highlights
- Built high-performance apps that improved load times and user experience.
- Partnered with backend engineers on end-to-end solutions in PHP, Node.js, and MySQL.
- Applied inclusive design principles across diverse global user bases.
Regions: Brazil · Global
Stack
- React
- Next.js
- TypeScript
- Chakra UI
- Node.js
- PHP
- MySQL
May 2023 — Sep 2023 · São Paulo, Brazil · Remote
Technical Support Engineer L3 · LIT Onlearning
Resolved complex escalations, developed automation tools, and worked with engineering to improve platform stability.
Highlights
- Automated repetitive processes with custom scripts, reducing task execution time from days to hours.
- Built and optimized web applications using Node.js, TypeScript, React, and JavaScript.
- Mentored L1/L2 engineers and onboarded new hires.
- Performed advanced troubleshooting with SQL and MongoDB.
Regions: Brazil
Stack
- Python
- Node.js
- TypeScript
- React
- SQL
- MongoDB
Oct 2021 — Sep 2023 · São Paulo, Brazil · Remote
Technical Support Analyst L1 → L2 · LIT Onlearning
Mid-level support, scripting, integration testing, and incident resolution — promoted from L1 to L2.
Highlights
- Created a Python automation script to clone course data across tenants — reduced setup from 1–2 days to a few hours.
- Executed SQL and MongoDB updates to resolve integrity issues.
- Streamlined integrations with Postman API testing, reducing incident recurrence.
- Authored reports, dashboards, and documentation for knowledge sharing.
Regions: Brazil
Stack
- Python
- SQL
- MongoDB
- Postman
- Documentation