Seasoned IT professional with over 18 years of experience in technical support, software development, and mobile app creation. Proven track record in resolving complex customer issues, managing SaaS applications, and deploying projects across diverse environments including Windows, Linux (CentOS, Ubuntu), and Windows Server.
As a freelance Python and mobile developer, built web and desktop applications for small businesses, developed Android apps using Kotlin and Java, and created cross-platform mobile solutions with Flutter using Dart. Skilled in front-end technologies (HTML5, CSS3, Bootstrap, JavaScript) and backend frameworks like Flask, Reflex, and Anvil.
Experienced in API testing and development using Postman, SoapUI, and working with SOAP, REST, and HTTP protocols. Strong background in database management with SQL, MySQL, and PostgreSQL, as well as XML/JSON parsing, XPATH, and Bash scripting.
Proficient in log analysis using Unix command-line tools (e.g., AWK), and system monitoring with Kibana, Grafana Loki, and Prometheus. Knowledgeable in network architecture, security protocols, and authentication technologies including OAuth, SSO, IDPs, and SAML. Also experienced in Salesforce administration and hardware/software troubleshooting.
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