.About EXADS EXADS is a young international startup specializing in the ad tech industry. Proudly part of EXOGROUP, a set of companies made of 200+ very talented individuals with offerings across a wide range of services in the digital business, with headquarters in Barcelona and offices in Dublin, Porto, Valencia, Tarragona and Buenos Aires. As a company, we actively develop and improve our own proprietary ad-serving technology platform and custom-built infrastructure enabling us to innovate and deploy new features and functionality quickly in a fast-moving and demanding industry. We are revolutionizing the online ad-serving industry for advertisers, publishers, and networks alike and are seeking to recruit highly skilled and talented people to join the team to further design, build and scale our platform offerings across a wide range of web and mobile projects which utilize modern technologies such as Data Streaming, Big Data, and Real-Time Statistics Computation and enjoy a work-life balance, supportive and friendly environment. The ideal candidate will have a passion for developing software and enjoy working in a challenging but rewarding environment. Location Even though you are welcome to work from our office in Porto, this position can be fulfilled from anywhere in Portugal. Your responsibilities: Develop modular, testable, and scalable software components for core platform and web services / APIs; Optimize code for performance and scalability; Maintain and refactor legacy systems; Research and develop new and emerging technologies; Contribute to team process improvements, adhering to industry best practices and principles; Participate in regular code reviews and team knowledge-sharing activities. You have: 2+ years object-oriented PHP 7+ development experience; Capable of building server-side and client-side applications with PHP, Javascript, and HTML; Good knowledge about design patterns, security, and performance concepts; Solid foundation in SQLdatabases and design, specifically MariaDB; Good understanding of RESTful architecture; Good understanding of caching tools and techniques; Good written, spoken, and interpersonal communication skills (English). Considered a plus: Development experience with caching tools and techniques (APC, Memcached); Development experience with Golang development; Knowledge of Git / Github and related workflows in a distributed team environment. What you'll find working at EXADS We offer you a position in a young, dynamic and international environment with the opportunity for regular training, personal development, ambitious career growth, and a competitive salary. Most of all, we offer a position in a team that thrives on achievement, success, and leadership within our industry. Our core company value is innovation: where people and creativity drive innovative technology