Sysmatch is an IT Consultancy and Outsourcing Company with a wide range of technological skills, resulting from the accumulation of know-how and the experience of our consultants, allowing the implementation of solutions adapted to the needs of our clients, privileging their robustness and scalability. More than two decades in the IT market, we present ourselves as a flexible, adaptable, innovative and forward‐looking company. React - Senior Frontend Developer - Lisbon Technical Skills: Develop and maintain web applications using ReactJS / NextJS. Implement responsive designs using HTML, CSS, Typescript, and JavaScript. Create and maintain technical documentation using tools like Confluence. Design and implement scalable web architecture and artifacts. Solid knowledge of REST APIs. Experience with NodeJS and package managers. Utilize DevOps skills, including CI/CD pipelines, GitHub workflows, and actions. Manage version control using GIT effectively. Soft Skills: Strong problem‐solving and troubleshooting abilities, Excellent communication and collaboration skills to work effectively in a team environment, Attention to detail and a proactive approach to identifying and resolving issues, Ability to adapt to new technologies and learn quickly. Experience: Minimum 5 years of experience in modern Frontend technologies, English proficiency at least B2 level. Nice‐to‐have: Experience with Azure or other cloud platforms. Additional Technical Proficiency: Experience with GraphQL, Experience with Headless CMS (Content Management System), Optimize web performance, focusing on Core Web Vitals. What we offer: A dynamic project in a well‐regarded international client; Salary classification according to the experience shown; Career development with intervention in ambitious and innovative technological projects; Good working environment with young and dynamic teams; Personalized follow‐up to each consultant; Integration into Sysmatch staff with access to all company activities; Participation in trainings and team building events; A network of hundreds of partnerships with companies in countless sectors offering exclusive discounts (health, wellness, travel, gastronomy, culture, leisure, training, etc). #J-18808-Ljbffr