Back-End Software Engineer

Responsibilities

We've developed a platform that integrates with mobile client side library and apps along with mobile network carrier systems. The Server Engineer would be responsible for further developing, securing, and scaling the backend infrastructure to support the platform in order to handle millions of concurrent API calls.

Requirements :

Only Kraków . We are looking for developers that be willing to switch to our tech stack Scala / Lua from any other Back-End language.

• 3+ years of work experience, including programming experience in Java / any JVM language / PHP / C++ / Scala / Lua
• BA / BS in Computer Science or related technical field is a must
• 3+ 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 environment
• Experience with (any combination of) AWS, Redis, Kafka and Cassandra would be a plus

Benefits :

About :

At LotusFlare, we attract and keep amazing people by offering two key things :

From the beginning, our mission has been to simplify technology to create better experiences for customers. Using an “experience down” approach, which prioritizes the customer's journey at every stage of development, our Digital Network Operator™ Cloud empowers communication service providers to achieve valuable business outcomes. DNO Cloud enables communication service providers to innovate freely, reduce operational costs, monetize network assets, engage customers on all digital channels, drive customer acquisition, and increase retention.

With headquarters in Santa Clara, California, and five major offices worldwide, LotusFlare serves Deutsche Telekom, T-Mobile, A1, Globe Telecom, Liberty Latin America, Singtel, and other leading enterprises around the world.