SENIOR SOFTWARE PRODUCT DEVELOPER – REACT, JAVASCRIPT, TDD/ATDD, XP

Function.
Front-End, Back-End, or Fullstack Type of Contract.
Freelancer Duration.
12 months (renewable) Location.
Lisbon (Hybrid - 1 to 2 days per week at the office)  Language.
Fluent in Portuguese and English     About Us.
We are a forward-thinking technology company dedicated to delivering high-quality, scalable, and maintainable software solutions.
Our team thrives on collaboration, innovation, and a passion for creating outstanding products that make a difference.
We embrace modern engineering practices like Test-Driven Development (TDD), Acceptance Test-Driven Development (ATDD), Extreme Programming (XP), and mob programming to ensure robust and effective software delivery.
Job Summary.
We are seeking a skilled and experienced Senior Product Developer, front-end, back-end, or fullstack, to join our dynamic team.
The ideal candidate has 10+ years of experience in software development, a deep understanding of React, JavaScript, TypeScript, and agile engineering principles, particularly TDD, BDD, XP and mob programming.
You will collaborate closely with cross-functional teams to design, develop, and deliver top-notch software solutions while fostering a culture of technical excellence and continuous improvement.
Applicants must reside within the designated area specified in the Location section.
Only candidates who meet all listed requirements will be considered; applications that do not meet these criteria will not proceed to the next stage   Key Responsibilities.
Design, develop, and maintain scalable web applications using React and JavaScript.
Write clean, maintainable, and testable code following TDD/ATDD principles.
Collaborate with product managers, designers, and other engineers to deliver high-quality features.
Implement and advocate for XP practices such as mob programming, refactoring, and continuous integration.
Conduct code reviews and mentor junior developers to uphold coding standards and best practices.
Participate in planning and estimation sessions to ensure timely delivery of features and solutions.
Troubleshoot and resolve technical issues, ensuring system stability and performance.
Stay up to date with the latest developments in React, JavaScript, and agile methodologies to continuously improve team performance.
Required Qualifications.
10+ years of professional software development experience.
Strong proficiency in React and JavaScript (ES6+), and TypeScript.
Demonstrated expertise in Test-Driven Development (TDD) and Acceptance Test-Driven Development (ATDD).
Solid understanding of Extreme Programming (XP) practices and mob programming.
Experience with modern development tools, including version control systems (e.
., Git), build tools, and package managers.
Excellent problem-solving skills and the ability to work in a collaborative, team-oriented environment.
Strong communication skills, with the ability to articulate technical concepts to non-technical stakeholders.
Preferred Qualifications.
Experience with state management libraries such as Redux or Context API.
Familiarity with backend development and APIs (e.
., Node.
s, GraphQL).
Knowledge of CI/CD pipelines and DevOps practices.
Exposure to Agile frameworks such as Scrum or Kanban.
Fluent in Portuguese and English   What We Offer.
Competitive salary and benefits package.
Remote work options.
A collaborative and inclusive work environment.
Opportunities for professional growth and learning.
Access to the latest tools and technologies.
How to Apply.
Submit your resume, cover letter,picture,  and portfolio (if applicable) by email or submit through our website.
Please include specific examples of your experience with React, JavaScript, TDD/ATDD, and XP in your application.
We are an equal-opportunity employer and value diversity in our team.
We look forward to welcoming a passionate and skilled programmer to our team!