Senior C++ Engineer

IMPORTANT NOTE : CANDIDATES MUST BE LOCATED OR HAVE WORKED / WORKING WITH COMPANIES IN GERMANY NO VISA SPONSORSHIP Work Location : Munich Remote / Hybrid / On-Site Policy : Munich or Full-remote in Germany Work Experience : Minimum 5 years of experience Language Requirement : English C1 proficiency Contract Type : Full-time Skills Required : Back End Development, C++, Redis, ClickHouse, Kanban Industry : E-commerce / Marketing Attribution / Data Analytics Positions Available : 2 Company Mission They are Europe's leading solution for Performance Marketers in E-commerce and LeadGen to steer their budgets most efficiently, by providing the highest data quality while protecting the privacy of consumers. It is a patent-pending A.I. solution, able to actually track and attribute complete and complex customer journeys without asking for consent and still be GDPR-compliant. Core Values They are Entrepreneurs They communicate directly and honestly They strive for excellence They determine the course of action Tasks Core Data Pipeline Development & Optimization : Conceptualizing and implementing robust, high-performance, and low-latency backend systems using modern C++ (C++17 / 20), and evolving the technical architecture of our automated media buying platform. Performance Monitoring & Optimization : Ensuring the scalability and maximum speed of our systems to handle exponentially growing data traffic. Data Source Integration : Integrating and optimizing complex data flows using databases like ClickHouse and caching solutions like Redis / Redis++. Machine Learning Integration : Applying and integrating Machine Learning models into existing data pipelines to refine our attribution logic. Bot Framework Development (TizerBots) : Active development and maintenance of our proprietary bot framework. Testing & Quality Assurance : Ensuring high code standards through Unit-Tests, Code Reviews and adherence to Best Practices. Documentation & Knowledge Sharing : Creating comprehensive documentation and fostering a culture of shared knowledge within the team. Requirements Hard Skills : Experience : Minimum 5+ years of professional C++ development, ideally in backend, data-intensive, or high-performance environments C++ Expertise : Deep knowledge of modern C++ (C++17 / 20) plus strong grasp of clean code, multithreading, and design patterns Tools : Hands-on experience with Boost and database technologies such as ClickHouse (or comparable analytical DBs) and Redis / Redis++ Performance Focus : Proven ability to optimize critical paths and maximize system performance Data Affinity : Strong interest in Data Science, algorithms, and data structures Soft Skills : Proactivity & Ownership : Self-starter who takes full responsibility for tasks from start to finish Adaptability : Comfortable in a dynamic startup setting and able to adjust quickly to new technical requirements Communication : Excellent communicator who shares knowledge and offers constructive feedback Team Player : Motivated to collaborate closely with colleagues to tackle challenging problems Benefits Impact : Make a direct and visible impact on our product and business success. Challenge : A technically demanding environment focused on performance, scaling, and future-proof data solutions. Culture : An open, transparent, and values-driven company culture with flat hierarchies and quick decision-making processes. Development : An environment that encourages continuous learning and the application of the latest technologies. Full remote setup, greenfield high-performance C++ work, direct influence on product, autonomy, and competitive salary up to €95k.