Are you passionate about technology, enjoy challenges, and want to impact the largest **Digital Signage and Out Of Home (OOH) Media** ecosystem in Brazil and Latin America? At **4yousee**, you'll join a multidisciplinary, talented, and committed team that seeks innovation, efficiency, and quality in everything it delivers. Our tech stack is diverse and our environment dynamic: each day may bring a new learning opportunity, a new language, or a new API. And that's exactly what makes our daily routine amazing! **We are looking for a Senior Fullstack Developer** with strong technical background and the ability to work autonomously, who enjoys getting hands-on and truly understands what it means to deliver value. If you enjoy dynamic environments, like to get hands-on, and have an analytical mindset focused on solutions, this opportunity might be for you! **Responsibilities and duties** **Here, you will:** ------------------- * Develop and maintain web solutions and APIs; * Refactor legacy systems (e.g., PHP 5\.6\) and evolve new applications (Symfony 3\+); * Contribute to software architecture decisions; * Create and integrate microservices; * Actively participate in all phases of the development lifecycle; * Support the team in diagnosing and solving complex technical issues; * Explore new technologies and promote best development practices; * Collaborate with other teams and understand the real needs of our products and customers. **Requirements and qualifications** **Requirements** -------------- * Bachelor's degree. * Solid experience in **fullstack development**, with proficiency in **PHP (5\.3 to 8\.x)** and **Symfony** (minimum of 4 years); * Experience with **Node.js** and **JavaScript (React 17\+)** (minimum of 2 years); * Knowledge of **scalable and modular architectures**, **microservices**, and **RESTful APIs**; * Experience with **relational and non-relational databases** (**MySQL, PostgreSQL, MongoDB**); * Proficiency in **Git** and good versioning practices; * Familiarity with **containers (Docker)** and **CI/CD pipelines**; * Practical front-end experience with **HTML, CSS, Bootstrap, jQuery**, and **Smarty**. **Differentiators that will set you apart** ------------------------------------ * Experience with **AngularJS**, **Laravel**, or **Micro Frontends**; * Experience with **DDD (Domain\-Driven Design)**; * Knowledge of **WebSockets** and real-time applications; * Strong focus on **performance, scalability, and engineering best practices**; * Ability to **propose technical solutions**, suggest improvements, and contribute to architectural decisions. **Additional information** **Our benefits include:** --------------------------------- * **Medical and dental insurance:** more care and well-being so you can live with peace of mind; * **Life insurance:** because the future deserves care too; * **Flexible card (Meal/Food):** choose where to use it and enjoy every meal your way; * **Transportation allowance:** guaranteed mobility for commuting with flexibility; * **Annual profit-sharing (PLR):** we meet goals together, we celebrate together; * **Total Pass:** extra motivation to practice physical activities; * **Birthday day off:** a gift from us so you can enjoy your special day; * **Raffles for tickets to various experiences:** culture, entertainment, and leisure; * **Corporate university:** Here, knowledge never stops! Learn, grow, and conquer new challenges. We believe in the transformative power of each team member, working together on a collective journey. After all, our connections are made by people for people. We value diversity and inclusion, seeking different profiles, genders, races, orientations, and identities, because we believe that plurality helps us together find innovative and sustainable solutions! Here, you'll join a talented and dedicated data team composed of skilled professionals committed to excellence. We value collaboration and creativity to find the best solutions for our customers and the **OOH** market. **WANT TO BE PART OF THIS TRANSFORMATION?** **\#JoinTheEletroTeam**