Triple Amazon AWS Certified Solutions Architect with 18+ years of experience in Linux Systems Administration and Full Stack Development.
More than 10.000 verified hours of work with 100% scoring.
Engineer of scalable systems spanning more than 800 servers - hosting 2 million users - 1 billion page views.
Self-motivated expert with strong work ethic and productive self-starter.
Proven success on & off oDesk/Upwork in both small and large scale international projects managing infrastructures generating more than 100mn USD in revenue.
Team Leader & Player - Broad experience in joining existing teams as a consultant / co-worker as well as taking over leadership to achieve goals and meeting deadlines.
AWS Certified Solutions Architect
AWS Certified Developer
AWS Certified SysOps Administrator
18+ years as Systems Administrator
14+ years as Network Engineer
9+ years as Cloud / Virtualization Expert
6+ years as DevOps
20+ years as Developer
Server / Network Infrastructure Design, Deployment, Ongoing Administration / Maintenance
Migration between On-Premises - Bare Metal - AWS - Google Cloud - DigitalOcean & Co
Emergency Support
Amazon AWS (EC2, RDS, ELB, Autoscaling, Beanstalk, CloudFormation, OpsWorks, CodeDeploy, DynamoDB, S3, EFS, Route53, AIM, SNS, SQS, Cloudfront, Lambda, Sailfish, Import/Export, Storage Gateway)
Google Cloud (Compute Engine, Cloud SQL, Cloud Loadbalancer, Cloud CDN, Cloud Storage)
Jenkins CI / CD, integration with AWS
Docker
Cloudflare (CDN, WAF, Rules, Loadbalancer)
Wordpress, Performance Tuning, Caching, Autoscaling / Failover Cluster, Plugin Development, Security, Malware removal, CDN Integration, On-Site SEO
Magento,Performance Tuning, Caching, Autoscaling / Failover Cluster, Plugin Development, Security, Malware removal, CDN Integration, On-Site SEO
VPS: Digitalocean, Vultr, Linode, Blazingfast, Softlayer, Hetzner, OVH, Rackspace
NGINX (incl. modules), Apache (incl. modules), Varnish, TLS/SSL, TLSA
Plesk, CPanel, WHM
Distributed systems, Failover, Loadbalancing, Scaling, Intra-Datacenter, Cross-Region / Cross-Country Setups, Geotargeting
MySQL, Master-Master / Mast-Slave Replication, Percona XtraDB Multi-Master, MongoDB + Replication, SQLite, Memcache, Redis, basic Cassandra
NFS, GlusterFS, DRDB, HAProxy, Keepalived, Heartbeat
MaxCDN, KeyCDN, Stackpath
PHP, JavaScript, node.js, Perl, Bash
Python, Django, Gunicorn
HTML5, CSS3, Bootstrap, Foundation
Forex Trading, MQL4, MQL5, LMAX Exchange API, Dukascopy jForex API, Oanda API
Java, C, z80/68k Assembly, Arduino IDE
Debian, Ubuntu, FreeBSD, OpenBSD
LXC, KVM, Jails, Docker
Nagios, Monit
Postfix, DSPAM, Amavis, SpamAssassin, Dovecot, Courier, DKIM, SPF, DMARC, DANE TLSA
Google Adwords / Adsense, Zanox, OpenX
Eclipse, Visual Studio, Git
Communication: Skype, Slack, Email/PGP, OTR, Threema/TextSecure/Signal.