Senior Software Engineer (Fullstack) Location: Austria (preferred in Klagenfurt, Eisenstadt or Vienna) About Us: MAVOCO is a software specialist delivering connectivity management solutions for the global telecom sector. Our customers are connectivity service providers such as mobile network operators, virtual mobile network operators and connectivity resellers. We serve our customers worldwide and operate on a global basis. Our team of industry experts is approaching 100 members with office locations in Vienna, Eisenstadt, Klagenfurt, Warsaw and remote teams across Europe. Challenges: Rating, Charging, and Billing are essential components of the telecom industry''s revenue management process. As a provider of carrier grade software for telecom operators, our solutions are designed to meet the highest standards of accuracy, scalability, and performance. Delivering real time rating and charging for millions of subscribers and processing billions of transactions each month is critical to building and maintaining the trust of our customers. As a Senior Developer on our Billing Systems team, you will carry this responsibility. Your role extends beyond the meticulous design and development of software it also involves supporting DevOps, Billing Operations, and Customer Care teams that operate around the clock, 24/7/365, to serve our customers worldwide. Key responsibilities: * Develop, test and document code of assigned stories/tasks * Ensure the high quality of your and your team''s code * Ensure the achievement of the overall big picture of your product * Create an efficient implementation design in accordance with product big picture and story requirements * Ensure seamless deploy of code and handover to customer care team * Collaborate with other departments, such as Product/Project Management, Quality Assurance, etc. to align deliverables * Help Operations Team in finding and resolving bugs and issues * Help Presales Team in creating a solution design for our customers * Support team members in achieving their best Required Skills and Knowledge: * Solid and completed computer science education with 5+ years of professional experience * In depth proficiency in PHP * Strong expertise with APIs (REST/SOAP XML/JSON) * Strong expertise in databases (PostgreSQL, MySQL) * Familiarity with Agile and SCRUM methodologies * Excellent problem solving and communication skills * Expertise in cloud native infrastructures (i.e. Docker, Kubernetes) * Experience in GO and/or Java * Good knowledge of German and English Preferred Qualifications: * Experience in the telecom and connectivity industry is an advantage * Experience in the billing software domain is an advantage * Knowledge of modern software development practices and tools * Experience in delivering high quality, high performance and scalable software solutions What We Offer: * A collaborative and innovative work environment * Opportunities for professional growth and learning * Competitive salary an