
Full Stack Developer
Your new company
Realise your potential by joining the leading performance-driven advertising company!
As a Full Stack Engineer in our Partner's Budapest Office, you’ll play a vital role in developing one of the largest real-time big data operations in the world to support over 40TB of new data every day.
How you’ll make an impact:
Backend Development: development and maintenance of RESTful APIs using Python/FastAPI or Java/Spring, ensuring high performance, security, and scalability to handle millions of requests.
Software Architecture: Architect robust, scalable, and maintainable software systems. Design microservices architectures, evaluate technology trade-offs, and create technical roadmaps.
Data Modelling: Design and implement efficient data models for relational and NoSQL databases, ensuring data integrity, optimal performance, and high availability. Performance tuning of database queries and designing for disaster recovery are expected.
Collaboration: Effectively communicate technical concepts to both technical and non-technical stakeholders. Participate in architectural discussions and influence technical direction.
Testing & Quality Assurance: Set up automated testing frameworks, implement code review processes, and write comprehensive unit and integration tests to maintain high code quality and reliability.
Documenting: Create and maintain comprehensive documentation for codebases, APIs, and system design. This includes writing technical documentation, user guides, and setup instructions, etc.
Continuous Improvement: Stay up-to-date with the latest technologies and frameworks to enhance our stack and processes.
Technical Ownership: Take ownership of features from conception to deployment, making technical decisions and ensuring quality delivery.
Actively mentor junior engineers, conduct code reviews, provide constructive feedback, and foster a culture of knowledge sharing within the team.
What you'll need to succeed
Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent experience.
3+ years
of professional software development experience.
Proven experience with Python and FastAPI for backend development and/or experience with Java and Spring for backend development.
Experience with database systems and data modelling (e. g. , SQL, MongoDB).
Extensive understanding of software development principles, including object-oriented programming, design patterns, and clean code practices.
Strong knowledge of version control systems (e. g. , Git) and CI/CD pipelines.
Strong problem-solving and communication skills.
Willingness to learn new technologies.
Technical level of English language proficiency.
Reliable, open, flexible, and proactive personality.
Experience working in an Agile/Scrum environment, participating in sprint planning, daily stand-ups, and retrospectives.
Bonus points if you have:
Experience with JavaScript and React for frontend development.
Experience with deploying applications using containerisation tools like Docker.
Experience with deploying and managing applications in a Kubernetes environment.
Knowledge of performance optimisation techniques for both frontend and backend systems.
Experience with cloud platforms (AWS, GCP, Azure)
Experience with message queues (e. g. , Kafka).
Interest in artificial intelligence
Hardcore table football, ping pong, or darts skills
What you'll get in return
Yearly bonus
RSU option
What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
- Részletes információk az állásajánlatról
Vállalat: HAYS Hungary Kft. Hely: Budapest Munkaviszony: Teljes munkaidős Hozzáadva: 23. 10. 2025
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