Senior Software Engineer (Java) in Constanţa

Cloud (nice to have) DevOps (junior) SQL (regular) Redis (regular) TDD (regular) Spring (regular) Linux (advanced) Distributed systems (advanced) Java (master) We are looking for Senior Software Engineers to work remotely on a core projects that form a RTB exchange. We process over 100k requests/s and all teams constantly face with high volume, low latency and geo-distributed challenges.This is a 100% remote position, for qualified candidates we help with visa and relocation to Wrocław, Poland. You will be working with team members in NYC and Poland.We are looking for engineers with Java as primary language with experience working on high throughput and low latency applications, Real Time Bidding (RTB) or similar experience is required.If you like solving hard and technically challenging problems, join us to use those skills here to create real-time, concurrent, globally distributed systems applications and services. We continually improve our skills and solve hard problems like cross data center replication and running low-latency software on geo-distributed workloads.Role details:Work on low-latency and high-volume scalable platform – core exchange functionalityCreate new and maintain existing projects in JavaScale, troubleshoot and fix existing applications and servicesOwn a complex set of services and applicationsFocus on low level performance tuning of applications running 24/7Lead technical discussions leading to improvements in tools, processes or projects70% time – new development; 30% – bug fixing, maintenanceKey requirements:very good knowledge of JavaReal Time Bidding (RTB), AdTech or High Frequency Trading (HFT) experienceminimum 8 years of relevant professional experiencelow latency and high throughput programmingcaching, low level optimizations, Linux internals experienceDatabase experience, for example: PostgreSQL, MongoDB, Cassandra, RedisCI/CD experienceBonus experience:Apache KafkaDevops experience (Chef, Jenkins, CircleCI)C++, Scala, Go