Hire the Best Asterisk Experts
in Ukraine

👋 Hi, I’m Oleksii - a Twilio expert with over 7 years of hands-on experience building scalable, real-time communication systems using the full Twilio stack: 📞 Programmable Voice / SMS, 🧠 TaskRouter & Flex, 🎛️ Studio, Functions, Conversations, Sync, Webhooks and more. I’ve successfully completed 120+ Twilio projects on Upwork, including: • Eliminating latency issues in phone calls 🔧 • Creating SMS marketing automation pipelines 📲 • Developing full-scale Flex dashboards with custom workflows 🧩 Clients describe me as: “Very skilled, excellent communicator, smart guy and a pleasure to deal with.” “Oleksii was very helpful and available :) We no longer have problems with latency during our phone calls.” 🛠 Whether you need help with: • Twilio Studio call flows • Complex webhook-based automation • TwiML, IVR, call forwarding setups • Integrating Twilio with CRMs or internal systems • Building voice/SMS logic in Node.js, Laravel, or Firebase environments …I’ve got you covered. Let’s bring your Twilio-powered solution to life 🚀 Feel free to invite me to your job or message me with questions.

Web Developer, PHP, JS, Erlang, Postgresql, Linux, Voip, Windows, Server Administratio, Network administration , Freeswitch, Asterisk, SIP, Postgres, Database.

I am a Senior DevOps Engineer with 9 years of experience in System Administration, Networking and DevOps areas. Have hands-on experience with migration and building infrastructure in clouds (Azure, AWS, GCP). Can help in providing micro-services based on Kubernetes and Docker. If you are looking for a DevOps to deploy your code or maintain the infrastructure you can count on me. Certification: - Certified Kubernetes Administrator (CKA) - Cisco Certified Network Associate (CCNA) Core Qualifications: - Clouds: Amazon Web Services (AWS), Azure, GCP - Containers: Kubernetes, CoreOS, Docker - CI/CD: Jenkins, VSTS, FluxCD, AgroCD - Networking: Routing, switching, VoIP, virtual networking - Hypervisors: VMware, Hyper-V - Automation: Ansible, AWS CloudFormation, Terraform - Databases: Mysql (Galera), PostgreSQL - Logging: Fluentd, Logstash, Elasticsearch, Kibana - Monitoring: Zabbix, Grafana, Prometheus - VPN: OpenVPN, IPsec. - Web: LAMP, Nginx

My core qualifications: - Planning, deployment, integration and operational support of solutions utilizing a wide range of services and application ecosystems in heterogeneous environments -- from Nginx and Postgres to web parsing frameworks, Windows Terminal Services and Asterisk PBX as some examples. - Experienced with Interpreted Languages including Perl - Understands Compiled languages, including C, C++, C#, and Java. - Strong use of Shell scripting languages, including Bash for Linux and Mac platforms and PowerShell for Windows systems - Facility with development methodologies, including Agile - Excellent configuration management using Puppet Chef and Ansible - Extremely knowledgeable about CI/CIT/CID integration. - Testing and Automation: Cypress, Selenium (Pyton and Java), AutoIT for Windows - Basic analog and digital circuit design - Labcenter Proteus and National Instruments Multisim circuit simulation suites - Eagle PCB layout, basic AVR ATMega MCU programming in C (CodeVison) and Assembly languages HTML and CSS (technical level) - AsteriskPBX

Hello, my name is Anton. I'm a PHP developer with several years of experience in the industry, and I have over 15 years experience of software development. I was working with many programs and technologies. I'm searching for an opportunity to expand experience, and learn something new. I want to work on challenging and interesting projects. I also have gained considerable experience in the following: — Web Core: XML, JSON, HTML/CSS, JavaScript, AJAX; — IDE: PhpStorm, NetBeans, VSCode, IntelliJ IDEA, Eclipse; — Script Programming Language: PHP, BASH, Perl; — Frameworks: Yii2, Symfony, Laravel, Kohana, CodeIgniter, Phalcon, OpenCart, ocStore; — MemCached, Redis; — Database Core: SQL, MariaDB, MySQL, PostgreSQL, SQLite, OracleSQL, MSSQL; — OS: Unix, Linux, CentOS, Ubuntu, Debian, FreeBSD, Windows, Mac OS X; — VCS: GitLab, GitHub, Git, SVN, Bazaar, Mercurial; — Bug/Issue trackers: Jira, Redmine, Assembla; — UML, OOP;

* 20 years in UNIX world * Security-minded * Administrator & Developer for complex projects involving automation, integration, data mining * Attentive to details * Ensuring reliable & secure systems operation and effective consulting & coaching * Protection against Spam & other unsolicited communications in email, web and VoIP * Building effective web-presence assets (5+ years in Web/SEO)