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Thomas M.
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Thomas M.

Software & Systems Engineer

Hello! I'm Thomas, a Software & Systems Engineer specializing in backend development, enterprise software and distributed systems. I help businesses build scalable applications, modernize existing systems and solve complex technical challenges. Whether it's designing software architecture, developing new features, integrating third-party services or optimizing performance, my goal is always the same: deliver software that remains reliable, maintainable and easy to evolve. Throughout my career I've designed and developed: Enterprise Information Management platforms. Identity & Access Management solutions (LDAP, Active Directory, OAuth2, OpenID Connect and SAML2). Multi-tenant and white-label SaaS applications serving 100+ organizations. Asynchronous processing pipelines handling 600+ concurrent operations while respecting third-party rate limits. Traffic engineering and DDoS mitigation systems capable of handling up to 9 Gbps of traffic. Layer 7 filtering engines processing 10,000+ HTTP requests per second. I enjoy understanding business requirements just as much as solving technical problems. Before writing code, I like to understand why something needs to be built, identify the simplest solution and design software that remains maintainable as it grows. I believe good engineering isn't about using the newest technology—it's about making the right technical decisions, reducing unnecessary complexity and building systems that are easier to understand tomorrow than they are today. Core Technologies Languages PHP • Go • TypeScript • JavaScript • Python • Lua • C/C++ Frameworks Laravel • Filament • Livewire • Express • Flask Architecture Software Architecture • Domain-Driven Design • Hexagonal Architecture • Distributed Systems • Multi-tenant SaaS • Identity & Access Management • REST APIs • Asynchronous Processing Infrastructure Linux • Docker • NGINX • Proxmox • Redis • PostgreSQL • MySQL • MongoDB • pfSense • OPNsense • iptables • ipset If you're looking for an engineer who can contribute beyond implementation—helping with architecture, scalability, performance and long-term maintainability—I'd be happy to discuss your project.

🇪🇸Granada, Spain$28/hr100% JSS4.27 (12)Since Mar 2024
MRR
$144
🌍#116K/363K
🇪🇸#1,040/3,488
Recent Earnings
$865
🌍#116K/363K
🇪🇸#1,040/3,488
Total Earnings
$33,305
🌍#96.4K/363K
🇪🇸#950/3,488
Avg. Per Project
$1,665
🌍#81.8K/363K
🇪🇸#766/3,488
Recent Projects
2
2f0h
🌍#123K/363K
🇪🇸#1,116/3,488
Total Projects
20
11f10h
🌍#123K/363K
🇪🇸#1,116/3,488
MRR Performance Over Time
$50k$25k$0
6 mo ago3 mo agoNow
Coming SoonGathering historical data
World Skill Rankings
of 356
#136
Browser AutomationTop 38%
#246NGINX
#464Golang
#559System Administration
#658Linux
#1,148Web Scraping
#1,954C#
#2,099Docker
#2,589MongoDB
#3,079SQL
#3,122Laravel
#6,201PHP
#7,469Web Development
#8,293Python
#10,565JavaScript
🇪🇸Spain Skill Rankings
of 1
#1
Browser AutomationTop <0.01%
#3NGINX
#4Golang
#7System Administration
#7Web Scraping
#8Linux
#14Laravel
#15Docker
#15C#
#15MongoDB
#37SQL
#37PHP
#45Web Development
#75JavaScript
#86Python
Thomas M. — Top 30% in Spain | UpworkMRR