Sergey N.
Georgia
100% Job Success
Top Rated Plus
Ranked top 3% of all Upwork talent

Sr. Full-Stack Developer | AWS Security | Team Lead

🚀 I effectively REDUCE COSTS. Last year alone, my team and I saved clients over $1M through smart management of AWS, GCP, and Azure resources. ⏱️ I ensure MINIMAL DOWNTIME, maintaining system availability above 99.5%. 🔒 I fortify SYSTEM SECURITY, leveraging my Internet Security expertise in AWS environments. 📈 I optimize SYSTEM PERFORMANCE, using my skills in load testing and performance tuning for peak efficiency. My main areas of expertise: + .NET C#, WPF, ASP.NET MVC, ASP.NET Core2; + SQL Server, PostgreSQL Server; + CI/CD expert (TeamCity, AWS CodeDeploy); + Kubernetes; + Deep knowledge of PowerShell; + AWS configuration experience (EC2, S3, RDS, Redis, SNS, SQS, CloudSearch, CloudWatch CloudFormation); + AWS security management; + Load testing, Performance testing (JMeter, LoadRunner); + Typescript, React, RJXS, NGRX, Redux, FLUX architecture, Webpack, typings; + CSS3 with media queries, SASS, Material design, HTML5, EcmaScript (ES6, ES7). Feel free to contact me anytime.
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Skills

Skills

  • Node.js
  • PostgreSQL Programming
  • Microsoft SQL Server Programming
  • .NET Framework
  • Sass
  • C#
  • TypeScript
  • Azure DevOps
  • CI/CD
  • Kubernetes