Quick Summary
About Welvaart
At Welvaart, we create people-centric technological solutions. Our close leadership and flexible evolution culture empower team talent and elevate delivery quality. We combine rigor, innovation, and empathy to drive projects that transform businesses and build lasting trust relationships. We complement this vision with a Digital Marketing offering focused on performance, helping companies gain visibility, strengthen online presence, and accelerate growth with intelligent strategies and measurable results.
Project
We are seeking a Senior Web Developer with solid experience in web application development and strong command of low-code platforms.
Role
- Develop, evolve, and optimize web applications using low-code platforms (e.g., OutSystems, Mendix, or similar).
- Implement front-end functionalities using JavaScript and modern frameworks, such as React.
- Apply UX/UI principles, ensuring responsive interfaces oriented towards the best user experience.
- Perform maintenance and support activities for applications developed in Java and/or PHP.
- Participate in build, deploy, and troubleshooting processes, contributing to the stability and quality of application environments.
- Collaborate with internal and external teams to define requirements, propose solutions, and ensure the technical quality of deliveries.
- Produce clear and rigorous technical documentation.
We are looking for
- Minimum of 6 years of experience in web application development.
- Proven experience with low-code platforms (OutSystems, Mendix, or similar).
- Good knowledge of JavaScript and modern frameworks, preferably React.
- Experience in responsive design and UX/UI best practices.
- Experience in supporting and maintaining Java and/or PHP applications.
- Solid knowledge of build, deploy, and troubleshooting processes.
- Fluency in Portuguese and English.
- Availability for a hybrid model in Lisbon (2 days per week in-person).
What can you discover with us?
- Be part of a growing technology start-up.
- Different project scopes across various sectors.
- Fair and equitable compensation structure (Consultant Profile).
- Training and certification opportunities.
- Career path management.
- Access to more than 30 partnerships.
UNLEASH THE POWER OF YOUR CAREER
Job type: Full-time, Permanent
Payment: Up to €1,700.00 per month
Benefits:
- Meal card/ticket.
- Health insurance.
Work location: Hybrid remote work in Lisbon

