Mid-Senior Software Engineer
SmadexBarcelona, Catalonia, Spain
Posted February 2, 2026
Full Time
About the Company
Smadex is a Mobile Growth Platform specializing in performance, direct response, and brand advertising campaigns across in-app, CTV, and mobile web. With transparency and contextual targeting at its core, Smadex uses customizable machine-learning algorithms to deliver optimized creative strategies that drive audience engagement and conversion. The company partners with leading third-party platforms and offers an open platform for easy integration, ensuring privacy-compliant growth and long-term sustainable value.
Job Description
Smadex is a cutting-edge ad-tech company that needs a knowledgeable Software Engineer to help keep their platform in motion. The role involves tackling complex technical challenges, collaborating with the team, and growing career while solving engineering problems.
Requirements
- Bachelor's degree in Computer Science or a related technical field
- 2-4 years of experience in a software engineering role
- Hands-on experience with Java or NodeJS
- A solid theoretical foundation in data structures, algorithms, and software design principles
- Excellent communication skills in English (written and spoken)
- Proficiency with Linux, Git, Docker, and Docker-Compose
- Experience with testing tools and modern CI/CD frameworks
Benefits
- Great compensation package
- Top location at the heart of Barcelona with a rooftop terrace, Barbeque, and a fully stocked fridge
- Great work-life balance: work from home (2 days per week) and flexible hours
- Professional development with a LinkedIn Learning subscription and other training opportunities
- Meal vouchers - Ticket Restaurant monthly allowance
- Monthly gym allowance to use in up to 30 DIR gyms around the city
- Monthly TGIF (Thank God It’s Friday) events and regular team-building activities
- Ping-pong table and arcade machine
- More!
