Senior Frontend Engineer

Nitro, Inc.

Software Engineer helping to design, develop, and deliver key applications for Nitro. Working closely with engineering to improve document workflows for a global customer base.

Posted 6/18/2026full-timePorto • 🇵🇹 PortugalSeniorWebsite

Tech Stack

Tools & technologies

AngularDistributed SystemsJavaScriptReact

About the role

Key responsibilities & impact

Working closely with a tightly knit engineering organization to design, deliver, and improve technical solutions that delight our customers
Develop and implement automated unit and integration tests to validate software functionality, performance, and robustness.
Stay up-to-date with the latest industry trends and advancements in front-end development
Use Continuous Integration and Continuous Deployment (CI/CD) practices during the development process, ensuring frequent and reliable software releases.
Influencing, implementing and discussing new designs, architectures, standards and best practices for large-scale distributed systems

Requirements

What you’ll need

3 to 5 years’ experience working with front-end applications and frameworks, including React and Angular
Strong JavaScript fundamentals
An understanding of modern web application programming principles (e.g. favouring composition over inheritance), design patterns and architecture concepts.
Hands-on experience with Continuous Integration and Continuous Deployment (CI/CD) practices and tools.
Experience writing unit and end-to-end tests to ensure quality.
Excellent communication and the ability to collaborate effectively within a team environment.
Proficiency in agile software development methodologies (we use Scrum).

Benefits

Comp & perks

Nitro provides all employees with a comprehensive benefits package that includes health insurance, dental and vision coverage, and wellness perks.
We also offer pension/401k matching, along with many other country-specific benefits.
Our team embraces the hybrid work model, appreciating its blend of flexibility and structure.
We combine three days of in-person collaboration at our global offices in Toronto, Dublin, Antwerp, Porto, and Melbourne with the convenience of two days of remote work each week.

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Hard Skills & Tools

JavaScriptReactAngularunit testingintegration testingContinuous IntegrationContinuous Deploymentagile methodologiesdesign patternsarchitecture concepts

Soft Skills

communicationcollaboration