Welvaart

React Developer

Welvaart  •  Lisbon, PT (Onsite)  •  14 hours ago
Apply
AI can make mistakes so check important info. Chat history is never stored.

Job Description

About Welvaart

At Welvaart, we create technology solutions that put people at the center.
Our close leadership style and flexible culture of growth empower our teams and elevate the quality of our delivery. We combine rigor, innovation, and empathy to drive projects that transform businesses and build lasting relationships of trust.

We complement this vision with a performance‑driven Digital Marketing offering, helping companies strengthen their visibility, enhance their online presence, and accelerate growth through smart, measurable strategies.


Project

We are seeking a Senior Front-End Developer with strong expertise in React and a particular focus on Forms, Tables & Lists, and Web Accessibility. You will work within a multidisciplinary team delivering high-quality, accessible, and user‑friendly interfaces for large-scale digital products.

Role

  • Develop and maintain modern web interfaces using React (17 & 19).
  • Build complex forms, dynamic tables, and lists with high usability and performance.
  • Ensure full Web Accessibility (WCAG) compliance across all UI components.
  • Create reusable interface components using Material UI.
  • Implement and validate forms using Formik or equivalent libraries.
  • Manage application state with Redux or similar tools.
  • Write scalable, strongly typed code using TypeScript.
  • Participate in peer reviews and contribute to code quality standards.
  • Collaborate closely with UX, Backend, and Product teams throughout the SDLC.
  • Use GIT for version control and workflow management.

We are looking for

  • 7+ years of professional Front-End development experience.
  • Strong knowledge of: React 17 & 19, Material UI, Formik (or similar), Redux (or similar), TypeScript, GIT.
  • Experience building: Complex forms, Interactive tables and lists, Accessible interfaces (WCAG).
  • Understanding of the full Software Development Life Cycle (SDLC).
  • Ability to work in an international, multicultural environment.
  • Strong communication and teamwork skills.

What you can discover with us?

  • Be part of a tech start-up
  • Different scopes of project in different sectors
  • Structure of fairness and equity salary (Consultant Profile)
  • Training & Certification
  • Career Path management
  • More than 30 Partnerships

UNLEASH THE POWER OF YOUR CAREER

Welvaart

About Welvaart

FUELED BY A PASSION FOR TECHNOLOGY AND DIGITAL STRATEGY

At the intersection of Technology Consulting and Digital Marketing, we empower businesses to innovate, grow, and thrive in an ever-changing world. We believe transformation starts with people, and that technology and creativity are powerful tools to drive sustainable impact in business and in life.

OUR MISSION

We are committed to digital for everyone through solutions that empower people and ideas.

OUR SERVICE LINES

Consulting

Outsourcing

Turnkey Project (Agile Delivery Squads)

Nearshore

Recruitment & Selection

Digital Marketing

Visual Identity

Web Design

Social Media

SEO

Communication

OUR VALUES

We are guided by Passion, Leadership, Commitment, and Learning, ensuring every project reflects our dedication to excellence and continuous growth.

WE CREATE PROSPEROUS RELATIONSHIPS

Every day, we commit to building meaningful partnerships by delivering tailored solutions based on trust, professionalism, honesty, and precision.

Industry
IT & Software
Company Size
11-50 employees
Headquarters
Lisbon, PT
Year Founded
2023
Social Media