Design and implement core components of the audience segmentation platform
Develop and evolve a flexible segment definition language supporting complex targeting scenarios
Build scalable evaluation engines for processing large-scale entity and relationship data
Implement relationship-based audience resolution across multiple entity types
Optimize incremental recomputation for continuous data changes
Create event-driven pipelines for real-time segment accuracy
Ensure governance, auditability, and lifecycle traceability of segments
Design low-latency resolution services for high-scale operations
Develop caching strategies for dynamic segments and snapshots
Optimize system performance, scalability, and operational efficiency
Collaborate with product and engineering teams to define platform capabilities and architecture
Provide technical leadership and contribute to architectural decisions

At least 5+ years of backend engineering experience
Strong Java expertise
Proven experience building distributed systems
Knowledge of query engines, search platforms, rules engines, segmentation platforms, or analytics systems
Strong understanding of data modeling and domain-driven design principles
Experience with event-driven architectures
Skilled in designing scalable APIs and backend services
Strong problem-solving and performance optimization skills
Experience with cloud-native architectures
Ability to drive technical decisions and contribute to system architecture
Upper-Intermediate+ English level

WILL BE A PLUS

Senior Java Engineer (Segmentation & Audience Platform)