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I am a DevOps Engineer with experience in network systems management for 7 years, in database and system administration for 12 years. MY KEY TECH STACK ✅ Web Servers: Apache, Nginx, Caddy ✅ Virtualization: VMware, Docker, Kubernetes ✅ Monitoring systems: Zabbix, Cacti, Ixia ✅ Programming Languages: Bash, Python, Groovy ✅ Databases: MySQL, MongoDB, Redis, PostgreSQL, Cassandra, Oracle ✅ Networking: Microtik, TP-Link, VyOS (IPsec tunnels, VPN), VoIP-softswitch ✅ Security: firewall, tunnel, certificates ✅ OS: Linux, Windows ✅ Others: Ansible, Jenkins, GitLab (CI/CD), Artifactory, Squid, Samba, DHCP failover, BIND, NAS, NIS, TFTP, VoIP Softswitch, Zookeeper, Kafka, RabbitMQ, Flatpak, Ceph It is important for me to make a qualitative job, to satisfy all clients needs and to offer the best solutions for solving projects tasks. LANGUAGES I SPEAK Ukrainian is my native language. Besides, I have strong English skills. Most of my previous customers were English-speaking, so I am comfortable communicating in English. MY TEAM I am at ease as an individual contributor, but being a team player works best for me. So I joined Extrawest — an Upwork Top Rated Agency specializing in FinTech and Banking, Gambling and Betting, Food Ordering and Delivery, Logistics and Fleet Management, Medical Insurance and Healthcare, and special software for Electric Vehicles Charging Station networks since 2006. Having most of our resources based in Europe, we’ve been working with customers from over 20 countries (the US, Canada, Australia, most of the EU, South Africa, Singapore, Japan). Hence, it won’t be a problem for us to adjust to your timezone and working schedule. INVITE ME FOR AN INTERVIEW If you feel I’m a perfect match for your project, invite me, and let’s streamline your business’s growth! 🟩 🟩 🟩 🟩 My Agency Skills: Front-End (Frontend) Development, Back-End (Backend) Development, Full-Stack (Fullstack) Development, Mobile Development, EV Charging, Automotive, Logistics, Delivery, Food Ordering, FinTech, Banking, Healthcare, Insurance, Betting, Gambling, Data Scraping, Flutter, Dart, JavaScript (JS), TypeScript (TS), Angular, Vue.js (VueJS, Vue), React.js (ReactJS, React), Node.js (NodeJS, Node), Java, Spring, SpringBoot, Hibernate, Python, Django, Scrapy, Quality Assurance (QA), Manual Testing, Automated Testing, Selenium, UI/UX Design, User Interface (UI), User Experience (UX), Figma, Adobe Creative Cloud, DevOps, MySQL, PostgreSQL, MongoDB, Firebase, Docker, Amazon Web Services (AWS), Google Cloud Platform (GCP), Project Management (PM).

Hi, my name is Taras. I have more 8 years experience using of Oracle products(RDBMS, OAF, Form Builder, BI Publisher, OBIEE, ADF) and more 15 years experience in IT in total. Also, my experience includes customization ERP(OeBS, JD Edwards). Created client-server tools for devices(scales, mobile barcode terminals, scanners) and ERP. My primary skills: PL/SQL, SQL, T-SQL, pgPL/SQL BI Reporting, XML/BI Publisher, Grafana, Tableau Visual Studio, Form Builder, OAF, ADF C++(MFC,STL),Java, Javascript

Expert Oracle & MySQL Database Developer | Query Optimization & API Integrations With 24+ years of experience in database development, I specialize in Oracle (PL/SQL), MySQL, and SQL query optimization to improve performance, scalability, and efficiency. I have helped businesses reduce query execution times by 80%, migrate databases seamlessly, and integrate complex APIs for high-volume data processing. 🔹 Key Expertise: ✅ Oracle PL/SQL, MySQL, SQL Performance Tuning ✅ Database Design, Optimization, and Refactoring ✅ ETL, Data Migration, API & Automation Integrations ✅ Custom Reports & Dashboards (Looker Studio, BI Tools) ✅ Enterprise-level Systems for Finance, eCommerce, and SaaS My clients have described my work as "fast and precise," "expert-level tuning," and "seamless data integration." I am available for both short-term consulting and long-term database development projects. Let’s optimize your database performance today!