Senior Fullstack Developer

act digital; Portugal; Remote; EUR 65,000 - 95,000; Full time

Job summary

act digital is seeking a Fullstack Developer with strong .NET and React expertise to join a remote-enabled project from Portugal. You will work across the stack, participate in architecture decisions, and collaborate with Agile teams to deliver scalable solutions.

The ideal candidate has 7+ years in .NET, 2+ years in React, solid SQL experience, and fluent Portuguese with advanced English. You will contribute to CI/CD and drive technical excellence in a distributed team.

Qualifications

• 7+ years of software development experience with .NET.
• 2+ years hands-on React experience.
• Strong experience with relational databases (SQL).
• Fluency in Portuguese (written and spoken).
• Advanced English proficiency (C1/C2).
• Strong communication and technical leadership skills.

Responsibilities

• Develop and maintain web applications using .NET and React.
• Participate in design and implementation of technical solutions.
• Ensure code quality, performance, scalability, and maintainability.
• Work with relational databases and optimize SQL queries.
• Contribute to architectural decisions and design.
• Collaborate with cross-functional teams in an Agile environment.
• Participate in code reviews and promote best practices.
• Contribute to CI/CD processes.

Skills

Portuguese fluency

English proficiency

Communication

Technical leadership

Agile experience

SQL databases

Tools

.NET

React

Azure

Job description

We are looking for a Fullstack Developer .NET / React to join a technology project, working remotely from Portugal.

We are seeking a professional with strong .NET development experience, hands-on React expertise and knowledge of the Azure ecosystem.

Responsibilities

• Develop and maintain web applications using .NET and React.
• Participate in the design and implementation of technical solutions.
• Ensure code quality, performance, scalability and maintainability.
• Work with relational databases and optimize SQL queries.
• Contribute to technical decisions and architecture design.
• Collaborate with multidisciplinary teams in an Agile environment.
• Participate in code reviews and promote development best practices.
• Contribute to continuous integration and deployment processes (CI/CD).

Mandatory Requirements

• Minimum of 7 years of experience in software development projects using .NET.
• Minimum of 2 years of hands-on experience with React.
• Strong experience working with relational databases.
• Fluency in Portuguese.
• Advanced English proficiency (C1/C2), with the ability to communicate fluently in an international professional environment.
• Strong communication and technical leadership skills.

Nice to Have

• Experience with microservices architecture.
• Knowledge of CI/CD practices.
• Experience working with Agile methodologies (Scrum/Kanban).