Desenvolvedor de back end

Emagine is currently looking for a Backend Engineer to join a long-term assignment with one of our clients in the fintech sector. This client is a fast-growing company based in Portugal, focused on delivering an all-in-one digital platform to support entrepreneurs and small businesses in managing their daily operations — from certified invoicing to payments, expenses, and accounting. This is a strategic position where you will work alongside a highly skilled engineering team to design and maintain scalable, modern APIs and backend services that are the foundation of a financial platform used by thousands of users.

Your main responsibilities:

• Design, build, and maintain robust APIs using Node.js and TypeScript
• Work with serverless architectures (AWS Lambdas)
• Integrate third-party services and manage backend logic for financial operations
• Apply testing best practices (unit and integration) using Jest
• Contribute to backend architecture and technical decision-making
• Ensure code quality and performance via CI/CD pipelines
• Work collaboratively with PMs, designers, and developers in an agile, cross-functional environment

You bring:

• At least 3 years of experience in API development with Node.js and TypeScript
• Solid understanding of testing methodologies and tools (e.g., Jest)
• Experience with CI/CD pipelines and backend best practices
• Familiarity with AWS and serverless technologies is highly valued
• A mindset focused on quality, scalability, and ownership
• Strong communication skills and ability to work in a hybrid setup
• Fluency in English

What we offer:

• Hybrid work model (3 days per week on-site in Lisbon)
• Long-term international project in a highly innovative sector
• Above-market salary and consistent career growth opportunities
• Work in a dynamic, fast-paced environment with cutting-edge technologies
• Integration into an international, collaborative, and agile engineering culture