Frontend engineer for cloud-based telephony

Are you ready to shape the future of business telephony? As a Frontend Engineer with a strong focus on modern frontends (TypeScript/Angular), you will help develop and enhance NFON’s cloud-based phone system. You will help design and implement scalable frontend components to ensure high availability and performance. Your contributions will directly impact our product's reliability and efficiency, empowering businesses across Europe.

• Build features across web applications and backend service components using AI-assisted development workflows
• Use AI tools to generate, refine, and accelerate software development while maintaining high standards of quality and reliability
• Collaborate with experienced engineers to design, implement, and improve technical solutions
• Investigate and solve technical challenges using a combination of logical reasoning, experimentation, and AI-powered tools
• Write, test, review, and ship production-ready software
• Contribute to improving development workflows and engineering productivity through AI
• Continuously learn new technologies, tools, and engineering practices

• Strong experience with modern frontend development using TypeScript and Angular, alongside HTML5 and CSS3
• Passion for software architecture, clean code, testing, and engineering best practices
• Experience with state management using NgRx or comparable technologies
• Strong problem-solving skills, with the ability to break down complex challenges and develop pragmatic, high-quality solutions
• Experience using AI-assisted development tools such as Codex, Claude Code, Kiro, GitHub Copilot, Cursor, or similar – combined with the ability to critically assess AI-generated output
• Collaborative mindset, curiosity, and the drive to continuously learn and improve

• An unlimited fixed-term contract
• Flexible working hours and the option to work hybrid (2 days/week in the office)
• Cozy and large workplaces with modern equipment and cordial colleagues in Lisbon (Barata Salgueiro 37) – super central
• Funding of educational trainings and Rosetta Stone language courses
• Additional vacation days (25 instead of 22)
• One of the best health Insurance with great coverage (including family members — free of charge (after probation period)
• Professional & confidential mental health support (powered by OpenUp)
• Meal allowance card
• Subsidy of Urban Sports Membership
• Public transportation subsidy
• Choose your preferred device: Windows Laptop or MacBook
• Regular team and company events
• Fruits and beverages in Office
• Referral Programmes - Earn up to €3,000 bonus by referring top talent!