Senior Software Engineer (AdTech)

We are looking for a Senior Software Engineer to join an international team working on Advertising Technology (AdTech), digital marketing, search optimization, and customer acquisition platforms.

In this role, you will contribute to the development of multiple AdTech, SEO, and SEM products, helping to build scalable and data-driven platforms that support digital customer engagement and online advertising initiatives on a global scale. You will collaborate closely with software engineers, product owners, and business stakeholders while working with modern cloud and web technologies.

The ideal candidate combines strong full-stack development expertise with experience building or supporting AdTech platforms and services, excellent communication skills, and the ability to work effectively in a collaborative, international environment.

Location: Budapest, Hungary (Hybrid)

This position follows a hybrid working model with 1 day per week onsite presence in Budapest. We are currently considering applicants who are based in Hungary and eligible to work in Hungary.

YOU WILL

• Design, develop, and maintain modern software solutions using Node.js, TypeScript, and React.
• Build and enhance APIs and backend services supporting AdTech, digital marketing, and customer acquisition products.
• Develop scalable and maintainable cloud-based applications processing marketing and advertising-related data.
• Collaborate with product owners, engineers, and cross-functional stakeholders to deliver business value.
• Participate in architectural discussions and technical decision-making for AdTech and marketing technology platforms.
• Contribute to CI/CD pipeline implementation and continuous improvement initiatives.
• Ensure code quality, performance, security, and maintainability.
• Support the evolution of advertising technology, campaign management, and digital marketing platforms.

• Strong commercial experience with Node.js and TypeScript.
• Solid hands-on experience with React.
• Experience working on Advertising Technology (AdTech) platforms, digital advertising systems, campaign management solutions, or related marketing technology products.
• Experience designing and developing REST APIs.
• Good knowledge of SQL databases.
• Experience working with Google Cloud Platform (GCP).
• Experience with Docker and containerized applications.
• Knowledge of MongoDB and Redis.
• Experience setting up and maintaining CI/CD pipelines.

• Experience in SEO, SEM, digital marketing, or paid media environments.
• Exposure to analytics-driven product development.
• Experience working in large-scale enterprise environments.
• Understanding of digital customer acquisition and marketing technology ecosystems.

• Access our education library with 250,000+ courses, certifications, and learning resources;
• Well-being Hub: The global Well-Being Hub connects employees across various facets of well-being: work-life balance, working hours and network growth;
• We value flexibility – hybrid work and flexible hours help you maintain a healthy work-life balance;
• We also offer additional benefits such as Employee referral bonus and Company shares program;