Senior Software Engineer, Illuminate Platform

Posted 6 days agoViewed
312000 - 384000 PLN per year
PolandFull-TimeSoftware Development
Company:PubNub
Location:Poland, PT
Languages:English
Seniority level:Senior, 5+ years systems engineering, 1+ year production AI
Experience:5+ years systems engineering, 1+ year production AI
Skills:
Backend DevelopmentPostgreSQLSoftware DevelopmentSQLArtificial IntelligenceFrontend DevelopmentKafkaKotlinMachine LearningReact.jsTypeScriptClickhouseRDBMS
Requirements:
1+ year production AI experience shipping LLM-powered applications 5+ years experience in building high-throughput, distributed systems Strong SQL skills, particularly analytical patterns Solid React experience building complex, data-intensive UIs Experience with structured output extraction (function calling, JSON mode, tool use) Ability to design and iterate on prompt architectures for complex tasks Understanding of validation patterns between AI outputs and downstream systems Systematic approach to testing non-deterministic systems Fluent English
Responsibilities:
Design and build AI-powered features for the Illuminate analytics platform Architect natural language to query systems Build React-based interfaces for AI-driven insights Develop low-latency pipelines processing analytical workloads Create and maintain prompt architectures for complex multi-step AI workflows Build validation and error handling systems between LLM outputs and downstream data pipelines Integrate with Kafka/Kafka Streams for real-time data processing Collaborate on system design with product and engineering teams
About the Company
PubNub
101-250 employeesDeveloper APIs
View Company Profile
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