Backend Python Developer @ RTB House
3 days ago
Solid experience in backend development with Python Familiarity with relational databases and ability to write efficient SQL queries (PostgreSQL, BigQuery is a plus) Understanding of RESTful and GraphQL APIs conventions and best practices Experience in asynchronous programming Good understanding of system design concepts (e.g. scalability, caching, reliability) and willingness to learn more Experience with writing and maintaining tests Problem-solving skills and the ability to work methodically through technical challenges Good communication skills and ability to work in a team Fluency in English RTB House is a global company that provides state-of-the-art marketing technologies for top brands and agencies worldwide. Its proprietary ad-buying engine is the first in the world to be powered entirely by Deep Learning algorithms, enabling advertisers to generate outstanding results and reach their goals at every stage of the funnel. We are looking for a Backend Python Developer to join our internal team at RTB House. You will work on applications and tools that directly support our real-time bidding business, collaborating with experienced engineers and product teams. This position is ideal for developers who want to grow their skills, solve real-world problems, and build reliable software that makes a visible difference. We Offer: Being part of a small team with a high degree of autonomy and decision-making Attractive compensation Access to the latest technology in the developed solution Opportunity to build and improve our own products, where long-term quality and reliability truly matter Participation in one of the most interesting projects of the online industry in Poland and one of the fastest growing technology companies in Europe ,[Design, develop, and maintain internal web applications responsible for ad campaigns management, e.g. configuration, monitoring, automation, Implement jobs and processes to integrate internal services, Contribute to the development of internal Python libraries and shared frameworks, Write and maintain unit/integration tests to ensure code quality and reliability, Identify issues and propose improvements to enhance performance, scalability, and stability, Collaborate with cross-functional teams to deliver new features and improve existing workflows, Apply best practices in application design, databases, and APIs] Requirements: Python, PostgreSQL, SQL, GraphQL, REST API, Fast API, Relational database, Communication skills, BigQuery Tools: Jira, Confluence, GitHub, GIT, GitHub Actions, Agile, Scrum, Kanban. Additionally: Training budget, Flat structure, International projects, In-house trainings, Team Events, English lessons, Free coffee, Playroom, Shower, Free beverages, Modern office, No dress code.
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Senior Python Software Engineer @ RTB House
3 days ago
Remote, Warsaw, Czech Republic RTB House Full timeProven experience in backend development with Python, writing reliable, maintainable, and testable code Strong knowledge of SQL, relational/analytical databases, indexing, query optimization, and performance tuning (PostgreSQL, BigQuery) Experience in asynchronous programming and building distributed or event-driven systems Practical experience in designing...
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Tech Lead @ RTB House
2 weeks ago
Remote, Czech Republic RTB House Full timeDesired Experience: Proven leadership experience, with at least 5 years in a managing mid-size engineering team, preferably full stack Strong technical expertise in frontend (React) and backend (Python) development with proven track of record Hands-on experience in building distributed systems, scalable architectures, and data processing. Familiarity...
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Engineering Manager @ RTB House
6 days ago
Remote, Czech Republic RTB House Full timeDesired Experience: Proven leadership experience, with at least 5 years in a managing mid-size engineering team, preferably full stack Strong technical expertise in frontend (React) and backend (Python) development with proven track of record Hands-on experience in building distributed systems, scalable architectures, and data processing. Familiarity...
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Programmatic Software Engineer
6 days ago
Remote, Warsaw, Cracow, Czech Republic RTB House Full timeDesired experience: 4+ years of professional experience in software development. Strong knowledge of Python and JavaScript/Node.js. Experience with common web technologies (HTML, CSS) and frameworks. Solid understanding of SQL and NoSQL databases. Familiarity with Docker / containerization. Awareness of software design patterns and good coding practices....
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Programmatic Operations Manager @ RTB House
1 week ago
Remote, Czech Republic RTB House Full timeDesired Experience: Advanced knowledge in SQL or NoSQL; At least basic frontend/web technologies knowledge - HTML, CSS, JS; Experience with Browser Dev Tools (ie. Chrome DevTools); Experience with creating reports and dashboards - preferably Looker Studio; Proficient in English; Great communication skills; Nice to have: Experience with the...
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Programmatic Operations Manager @ RTB House
6 days ago
Remote, Czech Republic RTB House Full timeDesired Experience: Advanced knowledge in SQL or NoSQL; At least basic frontend/web technologies knowledge - HTML, CSS, JS; Experience with Browser Dev Tools (ie. Chrome DevTools); Experience with creating reports and dashboards - preferably Looker Studio; Proficient in English; Great communication skills; Nice to have: Experience with the ad-tech industry...
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Technical Researcher/Engineer @ RTB House
4 days ago
Remote, Czech Republic RTB House Full timeDesired Experience: 3+ years of experience as researcher or engineer. Solid technical proficiency: programming skills and the ability to understand large and complex systems and architectures. Openness and willingness to experiment & learn: readiness to take on new challenges, explore new technologies, and continuously expand knowledge in the ad tech...
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Engineering Manager
3 days ago
Remote, Czech Republic RTB House Full timeProven leadership experience, with at least 5 years of managing and mentoring an engineering team. Strong expertise in designing and implementing complex IT systems, particularly in distributed systems and high-performance real-time environments. Proficiency in at least one programming language (e.g., Java, Python, C++, Scala), and strong familiarity with...
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Remote, Czech Republic RTB House Full timeDesired Experience: 5+ years of experience as researcher or engineer. Strong technical proficiency: programming skills and the ability to understand large and complex systems and architectures. Openness and willingness to experiment & learn: readiness to take on new challenges, explore new technologies, and continuously expand knowledge in the ad tech...
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Python Backend Developer @ Link Group
19 hours ago
Remote, Czech Republic Link Group Full timeRequired Skills: 2+ years of experience in backend development Strong proficiency in Python (Django/FastAPI) Hands-on experience with AWS services (Aurora, DynamoDB, SQS, SNS) Proficiency with containerization and Kubernetes Knowledge of payment processing and PCI compliance standards Solid understanding of API design and RESTful principles Experience with...
