Senior Software Development Engineer, Ads Product (m / f / d)

About Rome2Rio

www.rome2rio.com | Discover how to get anywhere

At Rome2Rio, our mission is simple: help travellers get from A to any B. We make it easy to compare flights, trains, buses, ferries, and driving routes - providing everything users need to discover, plan, and book their journey. Behind the scenes, we tackle complex routing challenges, process massive datasets, and optimise search performance to deliver fast, reliable results to millions of users each month.

Rome2Rio is part of the Omio Group, a global multi-brand travel platform headquartered in Berlin. Together with Omio, we’re building the leading ecosystem for transport discovery and booking—serving a combined audience of over 900 millions of users globally.

We're expanding our team with one Senior Backend Software Engineer to join our new Europe-based Ads Product team. These roles will play a critical part in shaping the user-facing experience of our advertising products, focusing on building performant, scalable, and elegant interfaces that integrate with backend systems and third-party ad platforms. You'll work closely with engineers, designers, and product managers across Europe and Australia to deliver a seamless ad experience for millions of users.

Responsibilities:

• Design, build, and maintain scalable backend services to power native advertising features across the Rome2Rio platform
• Develop RESTful APIs and data pipelines to support ad placement logic, partner content delivery, and reporting
• Integrate internal systems with third-party platforms and services where needed
• Ensure reliability, security, and performance of backend components supporting ad rendering and tracking
• Collaborate with frontend engineers to define clean API interfaces and smooth end-to-end functionality
• Write clean, maintainable, and testable code, following modern engineering best practices
• Participate in code reviews, architecture discussions, and agile development workflows
• Contribute to backend infrastructure and deployment workflows, including CI/CD and monitoring
• Provide mentorship and support to junior team members, and help shape backend engineering standards

• 5+ years of experience in backend development, with strong proficiency in C# and .NET Core
• Solid understanding of RESTful API design, scalable system architecture, and data modeling
• Experience working with SQL and/or NoSQL databases, including query optimization and data integrity practices
• Familiarity with CI/CD workflows, containerization, and cloud infrastructure (e.g., Azure, AWS)
• Comfortable integrating with third-party APIs and internal services to support user-facing functionality
• Experience with React, TypeScript, or frontend technologies is a plus—especially for engineers interested in full-stack contributions
• Strong collaboration skills in cross-functional, agile, and distributed teams
• Excellent problem-solving abilities and clear, proactive communication skills
• Prior experience working on products involving native content, partner integrations, or platform extensibility is a bonus

What’s in it for you? #LifeAtOmio

This role offers the opportunity to work on-site at Omio’s vibrant Berlin office, where you’ll be part of a mission-driven, high-energy team.

Key benefits include:

• Annual travel benefits to support your adventures and align with our mission.
• Education bonus, including two days off annually for professional development.
• An extra day off on your birthday to celebrate your special day.
• Fitness memberships with Urban Sports Club to keep you active and support your physical well-being.
• Employee Assistance Program offering mental health support and resources.
• A pet-friendly office, so you can bring your furry friends to work.

Intrigued? Apply below in English.

Additional Information

Diversity makes us stronger 

We value diversity and welcome all applicants regardless of ethnicity, religion, national origin, sexual orientation, gender identity, age, or disability.

Join us at Omio and help shape a welcoming, efficient workplace that inspires both employees and guests every day.

Recruitment scams: Important notice

Protect yourself from scammers, Omio wants to ensure your ongoing safety during the application process at Omio. Please keep in mind of potential scammers impersonating Omio recruiters (mainly via a global professional networking site, and messenger app's).

Remember, Omio never requests payment or sensitive personal information during the recruitment process. All official job opportunities are exclusively posted on our careers page. If you suspect fraudulent activity, report it to [email protected]. Remember to cross-reference against our careers page if you question the authenticity, stay vigilant, and protect yourself from recruitment scams.

www.omio.com/corporate/jobs