React Frontend engineer

1 semana atrás

Lisboa, Lisboa, Portugal MobileXpense Tempo inteiro

Role: React Frontend engineer (Medior/Senior)

Location: Lisbon (Hybrid)

Start Date: January 2026

Salary: Competitive with benefits

Why Are We Hiring?

As we continue to scale our expense management platform, we are looking for a talented Software Engineer to join our fast-paced and international engineering team. You will play a key role in modernizing one of our main products, through AI. This role is ideal for someone with a strong technical foundation who thrives in a collaborative and agile environment and loves to explore AI technology.

What Will You Do:

  • Designing, developing, and maintaining front end React applications, connecting to a .NET 8.0 backend, as part of an agile development team.
  • Design scalable systems and write robust, maintainable code following best practices for software development.
  • Contribute to architectural decisions and codebase improvements.
  • Heavily rely on AI to quickly iterate and develop frontend solutions.
  • Ensure quality via unit testing, code reviews, and continuous integration.
  • Work closely with product managers and designers to bring product vision to life.
  • Participate in regular sprints and collaborate cross-functionally with Backend Engineers, QA, DevOps, Support and Product teams.

About You:

Bachelor's degree in Computer Science, Engineering, or equivalent experience.

2-3 years of experience in frontend React development.

A team player with strong problem-solving skills and attention to detail.

Tools Proficiency:

  • Solid experience developing React based frontends.
  • Experience with companywide design systems, both in using them in your everyday development and also contributing to their development.
  • Experience in interacting with RESTful APIs
  • Attention to testing, namely experience using Jest for unit test.
  • Experience with React design patterns, State management, consuming RESTful APIs

Nice to havee:
- Experience in the fintech industry (or similar) is a plus.
- Familiar with Git, CI/CD pipelines
- Knowledge of .NET 8.0 (this is a frontend position, but you'll be interacting with a .NET 8 backend)

Analytical skills and AI proficiency: all team members are expected to demonstrate strong analytical capabilities and make smart use of AI tools, whatever helps them work smarter and drive results in their role.

Language Skills: fluent English, any other language is a plus

Why Join Mobilexpense?

We're not a giant enterprise. We're a growing B2B SaaS scale-up with 3,000+ customers and big ambitions. Here, you'll be empowered to build, test, and own your growth engine—without red tape or layers of approvals.

  • Work with a diverse, international team (27 nationalities, 47% female representation)
  • Direct access to leadership, flat structure, high transparency
  • Offices in Belgium, Netherlands, Germany, Sweden, Portugal, and Romania
  • A clear mission: make life easier for finance teams, HR, and employees across Europe

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