RTB House

Backend Engineer

• 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

Backend Developer, Python

Business Analyst

• Create custom reporting and dashboards using SQL, Big Query, Google Data Studio, Tableau, Looker and other analytical tools.
• Work closely with our account management and sales teams to deliver high standards of customer service and reporting, including client-facing presentations.
• Be able to present data in a way that less data-literate people can understand.
• Propose solutions for tools and processes.
• Provide forecast & analytical support for the complex cases in the account management and sales teams.
• Support on head-to-head and incrementality tests with our clients.

Sales

• Identify new sales opportunities and convert them into RTB House clients
• Manage relationships with senior budget owners and decision-makers of the biggest gaming studios, developers, and agencies across relevant genres to help them boost re-engagement and revenue
• Devise strategies on how to acquire new partnerships by handling all aspects of the sales cycle from prospecting to closing
• Deliver high quality customer relationship management, satisfaction, and interaction
• Provide accurate forecasts to internal RTB House stakeholders and report regularly on the progress status, budget, and goals realization
• Attend and leverage key relevant industry events to further boost RTB House brand recognition
• Develop professional and technical knowledge by attending international training sessions
• Partner with RTB House HQ, account management, creative, legal, tech and other relevant teams
• Devise strategies and suggest solutions to complex problems coming from the clients, and develop the organization gaming subject matter expertise
• Help clients improve advertising strategy and provide relevant recommendations
• Constantly develop industry knowledge and stay up to date with digital advertising trends with particular focus on the gaming environment, esp. but not solely in-app
• Negotiate win-win sustainable/evergreen/business-as-usual campaign conditions based on client needs, product knowledge and own experience

Gaming Sales Director – EMEA

Support Engineer

• Handle technical tickets related to mobile app and mobile game retargeting campaigns run globally;
• Perform end-to-end technical investigations of in-app campaigns across RTB House systems, MMPs, and third-party integrations;
• Analyze and resolve complex attribution, tracking, redirection, and data consistency issues, including discrepancies between internal and external reports;
• Conduct root cause analysis using raw data (Excel, SQL, internal tools) and propose effective, long-term solutions;
• Review, validate, and support JavaScript-based tagging and postback mapping solutions;
• Collaborate closely with Technical Account Managers, Business Teams, and internal technical departments to diagnose and resolve issues;
• Participate in onboarding new advertisers and integrations from a technical perspective;
• Contribute to improving internal tools, monitoring, and processes related to in-app tracking and measurement;
• Act as a subject-matter expert for in-app attribution, tagging, and MMP integrations;
• Create and maintain clear technical documentation, tutorials, and best practices for internal teams.

Traffic InApps Technical Support Specialist

Public Relations

• As the Senior Marketing and PR Manager for the US team you will lead regional PR effort, communication and content efforts to drive awareness, engagement, and business growth in alignment with global strategy.
• You will independently manage the planning and execution of integrated marketing activities that support sales goals, build the RTB House brand, and create long-term value through marketing & communications activities.
• Act as the daily strategic lead for our PR agency, ensuring pitching efforts align with event and campaign calendar as well as US market trends.
• Monitor US industry news for opportunities where RTB House experts can provide commentary.
• Own the US events speaking calendar and manage the submission process for major events.
• Draft scripts, abstracts, and talk tracks for keynoters and panelists as needed for events.
• Partner with our design team to produce high-end, presentation decks that stand out on a mainstage.
• Lead the content agenda for RTB House-hosted VIP dinners or roundtables, ensuring the discussion topics are relevant and high-value.
• Lead the end-to-end production of 1–2 high-priority US case studies per month, from initial client interviews through to final design approval.
• Create tailored success stories for key US verticals, such as E-commerce, Travel, and Fashion.
• Ensure all finished case studies are effectively packaged for the US Sales team to use in pitch decks and RFPs.

Senior Marketing & PR Manager

Attorney

• wsparcie departamentu prawnego spółki w bieżących zadaniach;
• pomoc w opracowywaniu i opiniowaniu projektów pism, regulaminów, aktów wewnętrznych i analiz z zakresu prawa pracy;
• bieżące monitorowanie zmian w przepisach prawa pracy dotyczących działalności spółek z Grupy.

Junior In-House Lawyer, Legal HR Team

Account Manager

• Conduct the technical operations for our clients in the following fields:
• Assist the management of all technical issues with regards to campaign launching and running process;
• Assist on technical integration between internal campaign emission system (RTB House) and client’s e-commerce platform;
• Work closely with our account managers to deliver high standards of customer service;
• Monitor and analyse the effectiveness of campaigns;
• Propose optimization solutions for processes.

Junior Technical Account Coordinator

Engineer

• You'll be responsible for conducting in-depth research, experimenting with new technologies, and collaborating with cross-functional teams to improve their efficacy in our systems.
• Your role will involve a blend of programming, research, and analytical skills to evaluate the effectiveness and feasibility of various ad tech solutions.
• Strong technical proficiency: Programming skills and the ability to understand large and complex systems and architectures.
• Strong desire for learning and knowledge acquisition: Openness to continuous learning and expanding skills in the ad tech domain.
• Independence: Ability to make decisions and take action without excessive supervision while maintaining a high standard of work.
• Goal-oriented mindset: Focus on achieving specific project goals and the ability to adapt in a dynamic work environment.
• Teamwork: Ability to effectively collaborate with team members and other teams, both internally and externally.
• Good communication: Ability to clearly convey knowledge and information internally between teams and in cooperation with external organizations (major browser vendors, standardization forums like W3C, GitHub discussions).
• Openness and willingness to experiment: Readiness to take on new challenges, explore new technologies, and seek innovative solutions.
• Proactive attitude: Initiative in proposing ideas and actively seeking ways to improve existing processes and solutions.
• Ability to build Proof of Concepts (PoCs): Capability to create prototypes and experimental solutions to evaluate their effectiveness and utility in practice.

Technical Researcher – Engineer

• Design, develop, and maintain internal web applications responsible for ad campaigns management, e.g. configuration, monitoring, automation
• Drive the design and implementation of jobs and processes integrating internal services at scale
• Take ownership of complex technical topics end-to-end: explore new domains, clarify requirements, decompose problems, and deliver robust solutions
• Identify and eliminate bottlenecks, implement performance optimizations to maximize efficiency, scalability, and reliability
• Write and maintain unit/integration tests to ensure code quality and long-term stability
• Shape and evolve internal Python libraries and frameworks used across teams
• Collaborate with cross-functional teams, providing clear technical guidance and translating complex concepts into simple explanations

Senior Python Software Engineer

• Lead, coach, and inspire a team of Technical Account Managers across the DACH region;
• Build a high-performance culture focused on accountability, learning, and client excellence;
• Conduct regular performance reviews, feedback cycles, and development planning;
• Oversee campaign delivery quality, technical setup standards, and optimization processes;
• Drive improvements in workflows, tooling, documentation, and internal knowledge sharing;
• Partner closely with Manager of Technical Account Management, Sales, and Account Management to align technical strategy with business goals;
• Act as the escalation point for complex technical or client-related issues
• Launch and optimize advertising campaigns with Real-Time Bidding technology.

Team Leader, Technical Account Management

• Lead, coach, and inspire a team of Technical Account Managers across the DACH region;
• Build a high-performance culture focused on accountability, learning, and client excellence;
• Conduct regular performance reviews, feedback cycles, and development planning;
• Oversee campaign delivery quality, technical setup standards, and optimization processes;
• Drive improvements in workflows, tooling, documentation, and internal knowledge sharing;
• Partner closely with Manager of Technical Account Management, Sales, and Account Management to align technical strategy with business goals;
• Act as the escalation point for complex technical or client-related issues;
• Launch and optimize advertising campaigns with Real-Time Bidding technology.

Machine Learning Engineer

• Manage a team of strong ML Researchers
• Provide deep research leadership and expertise
• Act as a driver of execution and accountability within the team
• Set clear expectations around ownership, delivery, and quality
• Support team members through feedback and coaching, with a strong focus on effective execution and impact
• Maintain a high technical and operational bar, balancing experimentation with delivery
• Foster a culture of impact, healthy ambition, open mindedness, teamwork, and mutual respect.
• Participate in hiring and onboarding as the team grows
• Design and implement machine learning models (most often deep neural networks) used in production systems at scale
• Translate research ideas into concrete, testable, and deployable solutions
• Conduct and evaluate A/B tests, focusing on measurable impact rather than purely academic results
• Develop and improve approaches to key problems such as bidding in first-price auctions, with clear ownership of outcomes
• Lead research initiatives end-to-end: from problem formulation, through experimentation, to production rollout
• Drive execution by helping the team prioritize work, remove blockers, and deliver results
• Communicate clearly with product and engineering to ensure alignment on goals, timelines, and impact

Machine Learning Research Team Leader

AI Research Scientist

• Designing and implementing models, most often of deep neural networks, used to predict the behavior and preferences of Internet users
• Analysis of the latest works in the field of Machine Learning
• Conducting and analyzing A/B tests of new solutions
• Developing and testing new approaches to modeling key issues, such as bidding in first-price auctions

Machine Learning Researcher

Frontend Engineer

• Design and lead implementation of a frontend and full-stack architectural solutions that guarantee extreme performance, scalability, observability for displaying Ads worldwide.
• Optimize “Core Web Vitals” metrics, driving significant, measurable improvements in critical user performance metrics (LCP, INP/FID, CLS) for ad rendering and display.
• Provide Hands-On Technical Leadership. Serving as the senior technical authority, solving the most complex system challenges, proactively addressing bottlenecks, and ensuring the implementation of the highest coding standards.
• Architect and oversee advanced monitoring (RUM and Synthetic) systems to track crucial metrics like reliability, viewability, and latency at massive scale, providing deep debugging insights for ad creation teams.
• Establish and evangelize on technical standards, tooling, and deployment methodologies (A/B testing, Canary deployments) across teams, while providing technical mentorship to elevate the skills of other engineers in performance and architecture.
• Work intensely with Ads Layouts teams (designers, graphic specialists) and core Bidding Platform backend teams to ensure architectural alignment and optimal data flow for performance.

Backend Developer, Python

Business Analyst

Gaming Sales Director – EMEA

Traffic InApps Technical Support Specialist

Senior Marketing & PR Manager

Junior In-House Lawyer, Legal HR Team

Junior Technical Account Coordinator

Technical Researcher – Engineer

Senior Python Software Engineer

Team Leader, Technical Account Management

Team Leader, Technical Account Management

Machine Learning Research Team Leader

Machine Learning Researcher

Staff Frontend Engineer – Web Performance Architect

Gaming Sales Director – EMEA