Senior Software Engineer (Any language)

LotusFlare is a company focused on designing, building, and advancing a cloud-native digital commerce and monetization platform called LotusFlare Digital Network Operator® Cloud. The platform serves as a digital BSS for communications and media service providers. Founded by a team that helped Facebook reach over one billion mobile users, LotusFlare aims to make mobile internet accessible and affordable globally. The company is headquartered in Silicon Valley with offices in EMEA and APAC, serving major enterprises worldwide.

• BA/BS in Computer Science or related technical field
• 5+ years of programming experience in Java, any JVM language, PHP, C++, Scala, or Lua
• 5+ years of experience building secure scalable web services
• Experience with distributed systems
• Experience with RESTful services
• Good understanding of network stack and HTTP protocol
• Experience with concurrency, multithreading, or asynchronous programming
• Understanding of data modeling in SQL and/or NoSQL environments
• Experience with any combination of AWS, Redis, Kafka, and Cassandra is a plus

• Work collaboratively with the engineering team and Mobile Operator to build a network stack supporting millions of users
• Own the solution from design through implementation
• Build secure, scalable web services
• Work on distributed systems
• Develop RESTful services
• Apply understanding of network stack and HTTP protocol
• Implement concurrency, multithreading, or asynchronous programming

Hybrid work mode with office location in Krakow, Mogilska 43, requiring presence 3 times per week.