.__                         .___               
_______   ____    ____________  |__|  ____    ______      __| _/  ____  ___  __
\_  __ \ /  _ \  /  ___/\____ \ |  |_/ __ \  /  ___/     / __ | _/ __ \ \  \/ /
 |  | \/(  <_> ) \___ \ |  |_> >|  |\  ___/  \___ \     / /_/ | \  ___/  \   / 
 |__|    \____/ /____  >|   __/ |__| \___  >/____  > /\ \____ |  \___  >  \_/  
                     \/ |__|             \/      \/  \/      \/      \/        
        

root@romancentral~ $ virsh start skills

Programming Languages

Systems

C / C++ / C#

Primary languages. C++ remains my daily driver — fine-grained control, zero-cost abstractions, and unmatched versatility.

CC++C#x86 ASM
General purpose

Python / Java

Extensive experience across ML pipelines, scientific computing, and enterprise application development.

PythonJava
Modern systems

Go / Rust

Fast and yet easy to write - my favorites for fast prototyping and small, yet powerful apps.

GoRust
Scripting & web

Scripting & other

Automation, web layer development, statistical computing, and shell-level systems work.

BashPowerShellJavaScriptJSPR

Markup & Formatting

Web

Web markup & styling

Structuring and styling web content, from semantic HTML to modular SCSS architectures and static site generation — this site included.

HTMLCSSSCSSHugo
Documents & data

Document & data formats

Technical writing, configuration, data interchange, and typeset document production.

XMLYAMLTOMLJSONMarkdownLaTeX

Key Interests

C / C++

Systems & performance

High-throughput server code, lock-free concurrency, and squeezing cycles — from profiler to linker.

TBBlibforkBoostsObjectizertracyfolly
C / C++

Web backends & serialization

Building fast HTTP services and wiring them to databases and wire formats.

drogongRPCCapnProtoglazehiredislibpqxxMariaDB
C / C++

Testing & correctness

Writing reliable, testable code with clean mock boundaries and reproducible test suites.

GTestGMockGoogle BenchmarkBencherOpenTelemetry-CPP
Java

Enterprise application development

Building production-grade web services with robust auth, logging, and deployment pipelines.

Spring BootTomcatKeycloakAvroLog4jJUnitJDom
Go / Rust

Modern HTTP services

Fast, safe server code across Go and Rust ecosystems — including services running in production, from REST APIs to WebSocket fanout.

GinfiberfastHTTPaxumtokiosqlxActix WebRocket
Python

ML & scientific computing

Prototyping models and numerical work, from raw tensors to full training pipelines.

PyTorchTensorFlowKerasSciPyDjangoFlask

DevOps

CI/CD & IaC

Pipelines & automation

End-to-end pipeline design, infrastructure provisioning, and container orchestration at scale.

GitLab CIJenkinsGiteaAnsibleTerraformDockerKubernetesPortainer
Observability

Monitoring & telemetry

Full-stack observability from metrics and logs to distributed traces and continuous profiling.

PrometheusMimirGrafanaLokiTempoPyroscopeAlloyBeylaOTelAlertmanagerPagerDuty
Infrastructure

Infrastructure & delivery

PKI and certificate lifecycles, SSO, load balancing, DNS, and FTP/SFTP delivery in production environments.

SSOstep-camTLSSPIFFEload balancingcert renewalDNSfirewallFTP/SFTP
SAST / DAST

Security testing

Static and dynamic analysis integrated into CI pipelines, plus adversarial exercises against the MITRE framework.

SemgrepPVS StudioSonarQubeGremlindep scanningOSVSARIFCycloneDXCVSS/EPSScode coverageMITRE ATT&CK
Cloud

Cloud platforms

Deploying and operating workloads on major cloud providers professionally — with certifications in progress — and on self-managed Hetzner infrastructure privately.

AWSAzureHetzner

Tools & Platforms

SCM

Source control

Branch strategies, code review workflows, and self-hosted repository management.

GitGitHubGitLabGitea
Web

Networking & web infrastructure

Reverse proxies, firewalls, intrusion prevention, and full-stack backend API development.

nginxHAProxycaddyCloudflarenftablesCrowdSecfail2banRESTWebSockets
Linux

Linux server administration

Hardening, encryption, intrusion detection, virtualization, backups, and self-hosted mail on own infrastructure.

SSHLUKSRAIDSANSELinuxAppArmorVPNsuricatatripwirefirejailsystemdKVMlibvirtresticPostfixGrommunio
Databases

Data stores

Relational, in-memory, embedded, and object storage across OLTP, caching, and telemetry use cases.

PostgreSQLMariaDBMSSQLOracleRedisDragonflyRocksDBMinIOS3
Build systems

Build & package management

Configuring and maintaining build toolchains and dependency resolution across language ecosystems.

cmakeninjamakegradlecargomavenconan2NuGetGo modules
Security

Application security

Secrets management, encryption, auth flow design, and WAF integration in production systems.

Vaultencryptionauth flowsWAFlibmodsecurity
Collaboration

Project & team tooling

Issue tracking, knowledge management, and cross-team documentation workflows.

YouTrackRedmineConfluence