Principal Go Engineer @ AVENGA (Agencja Pracy, nr KRAZ: 8448)

5 years of backend experience, with 3 years of Go (Golang) in production. Strong grasp of idiomatic Go, interfaces, goroutines, and testing. Proficiency in concurrency: mutexes, channels, race condition avoidance, and throughput tuning. Experience building and scaling HTTP and REST APIs. Familiarity with gRPC and Protocol Buffers (nice to have). Deep understanding of low-latency, high-throughput system design (100k QPS preferred). Experience with profiling and debugging tools: pprof, trace, mem…