Alexander Hudich

Developed so far: * fMP4 HLS server for streaming users' recorded sessions and media files * Exporter from saved RTP raw dump to MP4 files * Golang RX metrics gathering library and utilities for Victoria Metrics * Open-source Sonic Go library for sound speed, pitch, and volume manipulation. * XDP sockets support for the WebRTC media core server Also actively participating in developing of WebRTC media core server. Investigating and fixing performance and WebRTC related problems in the media core server.

Developing PCEF with Erlang/OTP: Core Session, GI (Radius), Gx, Gy, CDR modules.

Core development of Flussonic Media Server, a video streaming server written in Erlang. Worked with a wide range of audio/video streaming protocols, codecs, containers, etc. Developed C and C++ NIFs to support video input/output for various video cards, utilizing both proprietary interfaces and V4L2 for ASI and SDI. Created CUDA modules for video frame transformation using Nvidia hardware. Collaborated closely with vendors' teams to identify, locate, and report driver bugs, which were subsequently fixed.

Developing and supporting various high load Erlang based Diameter Signaling Agents for telecom operators (both for domestic and foreign companies). In 2017th participated in successful implementation of Oracle PCRF (OCPM+OCUDR) for Georgian cellular operator and in successful implementation of Oracle DSR for Ukranian cellular operator. Worked with Sandvine (ex-Procera) DPI (Deep Packet Inspection) solutions. Participated in development of Session Management software (built with Erlang) for Procera DPI.

Analyzed old codebase. As a result refactored core of the IM service to get a better performance improving code maintainability and comprehension (now Ulmart messenger) IM. Participated in development of the data migration scripts. Participated in the migration and then support process of the new codebase into the production environment.

Gathering requirements and planning product development. Manage team to meet project goals. UX/UI decisions Project architecture design As an Erlang developer, developed monitoring remote agents for probing end users services, statistics saving infrastructure, alerting services and so on. Continuously participated in mantaining PHP front-end developing etc.