Desenvolvedor Frontend Sênior

🚀 Senior Frontend Developer (OPTEN AG Switzerland)

📍 Location: Rio Centro / Niterói Centro (Hybrid, 1–2× weekly on-site)

📄 Contract: CNPJ (Freelancer) | Competitive CHF pay

👀 About Us

We combine Swiss precision with Brazilian energy to build essential web applications and corporate sites for medium to large Swiss clients. OPTEN AG (www.opten.ch) specialises in Umbraco/.NET frameworks, e-commerce integrations and high-performance solutions. You’ll work closely with OPTEN’s senior developer—on-site in Rio for two months—and the CEO of Noevu GmbH (www.noevu.ch), based in Niterói…

💪 Your Role

• Convert high-fidelity designs into exact, responsive frontends
• Collaborate daily in English with our Swiss team
• Lead frontend development: from planning and prototyping to code reviews
• Ensure cross-browser compatibility, accessibility and excellent performance
• Join 1–2 weekly team sessions at our Rio/Niterói office

💎 Your Profile

• 5–7 years of professional frontend experience
• Expert in HTML5, CSS3 (Flexbox/Grid) and vanilla JavaScript
• Portfolio demonstrating clean, maintainable code
• Fluent English (written and spoken)
• Proactive, independent and communicative mindset

Bonus Skills (Nice-to-have):

• Experience with Angular and/or React
• Integrations with ERP, CRM or PIM systems
• Familiarity with Umbraco CMS or .NET environments

✅ Why Join Us

• Stable CHF Pay: Transparent, reliable compensation
• Respectful Culture: Swiss-Brazilian cooperation built on trust
• Flexible Setup: Hybrid model with regular on-site days
• Mentorship: Direct guidance from OPTEN’s senior developers

👣 Application Process

1. Short Questionnaire: Initial screening questions
2. Video Intro: Brief WhatsApp clip if you advance
3. Coding Challenge: Practical test of your skills
4. Final Interviews: Online with our Swiss team and in-person in Rio/Niterói

Ready to create pixel-perfect experiences with us?

👉 Apply now!