I’m Douglas Wille, a Tech Lead and Senior Software Engineer from Brazil with 10+ years of experience building and scaling production systems.
I specialize in full-stack development and technical leadership, helping teams design, build, and deliver reliable software at scale. My work spans frontend, backend, and system architecture, allowing me to drive features end-to-end, from product requirements to production.
Over the years I’ve worked across different industries delivering high-impact products, scalable platforms, and complex integrations, while also mentoring engineers and improving engineering processes.
What I focus on:
- Building scalable web applications and platforms;
- Technical leadership and architecture decisions;
- Delivering high-quality, maintainable code
- Improving developer experience, performance, and reliability;
- Collaborating closely with product, design, and engineering teams.
Technical stack:
- JavaScript
- TypeScript
- React
- Next.js
- Vue
- Node.js
- APIs
- Cloud Infrastructure
- Modern Frontend Architecture
I’m passionate about solving real problems with technology and helping teams ship great products.
If you’re looking for a Tech Lead or Senior Engineer who can both design systems and deliver production code, feel free to connect.
