Technologies
- Clouds: Google, Hetzner, Oracle
- RDBMSes: MySQL + ProxySQL, PostgreSQL + pgPool II, YugabyteDB
- Search engines: Apache Solr
- Event brokers: Apache Kafka, RabbitMQ, Valkey Cluster
- KV engines: Redis, Memcached Cluster, Valkey Cluster
- OLAP DBs: ClickHouse
- noSQL DBs: YugabyteDB, MongoDB
- Web and app servers: Nginx, PHP-FPM, dotnet on Linux, Uvicorn
- Containerisation: Docker Swarm, Kubernetes
- CI/CD: GitLab, Bitbucket
- Frameworks: Laravel, Flask, dotnet, others
Other skills:
- Advanced Linux System Administration
- Site Reliability Engineering (SRE)
- Transactional and bulk email sending; reputation and deliverability management
AI and Neural Networks
- NLP (Natural Language Processing) with Spacy
- Semantic search (text and images) with Solr / PostgreSQL / YugabyteDB
- Hybrid search (keywords + semantic) using Apache Solr
- Large-scale similarity search and clustering
- Large-scale NER (Named Entity Recogniton)
- Large-scale document de-duplication and plagiarism (quasi-duplicates) detection
- Computer Vision: real-time objects detection / recognition with Darknet/YOLO and other libraries.