About Onetag Founded in 2015, Onetag is the next-generation value exchange for the open internet, combining quality media and AI-driven decisioning to deliver measurable business outcomes at scale. Through direct integrations with more than 2,000 premium publishers worldwide, Onetag enables over 5,000 brands and agencies to reduce waste and achieve better results, without adding operational complexity. Since 2022, Onetag has been part of the Wisequity V portfolio, managed by Wise Equity SGR S.p.
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About the Role
We are looking for a Software Developer to join our Tech Engineering Unit and play a key role in building a brand-new, cloud‑native architecture that powers the heart of our operations. You will have the opportunity to shape the technological backbone of the User Console, designing and evolving the integration services that connect its modules across both cloud and on-premises environments. Beyond writing code, you will influence how the platform grows:
• ensuring long-term reliability, security, and performance;
• taking end-to-end ownership of a reporting ecosystem that supports on-demand, scheduled, shareable, and real-time insights;
• defining the observability and code-quality practices that keep the product healthy and resilient. You will also take technical ownership of key infrastructure modules, driving engineering standards, infrastructure evolution, and a smoother developer experience for the whole team giving you the autonomy to make meaningful technical decisions and see their impact at scale. About the Unit The Engineering Unit designs, develops,



and evolves the technology that powers Onetag’s platforms. The team builds reliable and scalable solutions across cloud and on-premises environments, enabling internal teams and global clients to manage configurations, access permissions, reporting, and other key operational workflows. It also drives engineering standards, observability, infrastructure evolution, and developer experience, working closely with the other Tech teams across the company. You will work closely with the Head of Engineering (Head of the Unit) and of all the Tech Teams of the company to ensure seamless integration and reliable cloud‑based delivery. Collaboration, autonomy, and technical excellence are core to how the team operates. What You’ll Do
• Design, build, and maintain the back-end of a new cloud-native web application
• Drive the design and implementation of scalable, secure, and high-performance features
• Support and develop architectural decisions and influence future technical direction
• Collaborate closely with Engineering and Infrastructure.
• Work in Agile and contribute to continuous improvement
• Ensure smooth delivery through code reviews, testing, and best engineering practices
• Support, when needed,



to the front-end development of our internal and client-facing tools What You Bring
• Degree in Computer Engineering, Computer Science, or a related field
• 3+ years of experience in software development, preferably in modularizing a monolithic application and with microservices architecture.
• Strong expertise with Spring Boot and Angular
• Solid experience with MySQL or other relational databases
• Experience with AWS or other cloud environments
• Good command of English
• A proactive, autonomous mindset with strong problem‑solving skills Nice to Have
• Experience with Clickhouse
• Familiarity with Agile methodologies
• Previous experience or strong interest in AdTech / Programmatic Advertising What you will get:
• Flexible and hybrid working options (2 days in office + 3 days working from home)
• Ticket restaurants of 10 euro/day
• A supportive and collaborative working environment OneTag is proud to be an equal opportunity workplace: we are committed to equal opportunity for all applicants and employees regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion, or belief, and marriage and civil partnerships. If you have a disability or special need that requires accommodation during the application process, please let us know. If Onetag sounds like your ideal company, we'd love to hear from you Recruitment and Selection Privacy: Notice https://www.onetag.com/wp-content/uploads/2024/08/Online-OneTag-srl-Informativa-Candidati.pdf

📌 Software Developer (Pisa)
🏢 Onetag
📍 Pisa