My Portfolio
Transforming legacy systems into modern, maintainable solutions
Real Results from Real Projects
Discover how I help enterprises modernize legacy systems, reduce technical debt, and achieve measurable business outcomes.
Adobe Flex to Angular Migration
Major French defense contractor facing Flash end-of-life challenges
500
Screens80%
Automation18mo
Timeline- 1M lines of code modernized
- Java 6 → 11 upgrade
- 4-person team during COVID
- Led to 2 additional client wins
Banking Security Audit
Major European banking consortium eliminates critical security vulnerabilities
2 weeks
Audit Time100%
Risks Fixed25%
Debt Reduced- Critical structural risk detected
- Comprehensive security assessment
- CI/CD implemented
- Security best practices diffused
Enterprise Refactoring: 20K Errors Fixed
Global telecom provider automates refactoring, saving 95% time
20,000
Errors Fixed3 weeks
Completion95%
Time Saved- 11-14 person-months → 3 weeks
- Zero downtime refactoring
- Obsolete libraries eliminated
- Faster functional evolution
Software Factory Modernization
Scaling from startup to 80 developers across 2 sites
80
Developers50%
Faster Delivery20%
Productivity Gain- Unified development practices
- Regression volume decreased
- Real-time quality dashboard
- 2 remote sites aligned
Progress to Java Migration
2M lines migrated from Progress to modern Java stack in 50 days
2M
Lines Migrated50 days
Timeline14,000
Files- Automated migration at scale
- 450 scenarios validated
- Legacy dependencies eliminated
- Modern 3-tier architecture
Quality Audit for Outsourced Dev
Global security company validates vendor code quality
2 weeks
Audit Time50%
Qualification Reduced100%
Custom Rules- Pre-delivery quality validation
- Custom coding rules enforced
- Vendor guidance provided
- Maintainability improved
Startup DevOps from Day One
2-4 developer team achieves enterprise-grade automation
2-4
Team Size90%
Deploy Time Saved20%
R&D Time Saved- 2 weeks testing → automated
- 3 days deploy → 10 minutes
- 50% test automation achieved
- Competitive with major players
Cloud Cost Optimization
Enterprise AWS cost reduction case study
Case Study Coming Soon
Clean Code Transformation
Development team quality improvement
Case Study Coming Soon
Our Services
Specialized IT Solutions
Comprehensive cloud optimization and migration services designed to reduce costs and accelerate digital transformation.
FinOps Cost Optimization
Fixed-price cloud cost optimization based on your Monthly Recurring Revenue
AWS TCO Analysis
Comprehensive GCP to AWS migration cost analysis delivered in just 1-2 weeks
Highlighted Success Stories
These projects showcase my expertise in software modernization, cloud migration, and technical debt reduction.
Announcing the Byoskill Developer Tools Shop: Expert Solutions for Software Modernization
Recent Project: Cross-Cloud PostgreSQL DR Setup (GCP to AWS)
Announcing Our Partnership with OnlyWine Association
Project Timeline
My Professional Journey
A chronological showcase of my work in software modernization and technical innovation.
Announcing the Byoskill Developer Tools Shop: Expert Solutions for Software Modernization
Discover specialized developer tools created by a Swiss software modernization expert with 15+ years of experience. Stre...
Read Case Study Recent Project: Cross-Cloud PostgreSQL DR Setup (GCP to AWS)
Implementing Disaster Recovery for PostgreSQL using pgBackRest and Patroni across GCP and AWS....
Read Case Study Announcing Our Partnership with OnlyWine Association
ByoSkill is proud to announce our partnership with OnlyWine, a Swiss wine culture association, providing technical and l...
Read Case Study
Recent training : Gradle 2 days course in Switzerland
Recent training : Gradle 2 days course in Switzerland...
Read Case Study
FlexNG : Outil de transformation de code Adobe Flex vers Angular 8+
FlexNG : Outil de transformation de code Adobe Flex vers Angular 8+...
Read Case Study Adobe Flex to Angular Migration: Complete Modernization Guide & Case Study
Real case study: 500-screen Flex app (1M lines) migrated to Angular in 18 months. 80% automation, Java 6→11 upgrade. Def...
Read Case Study Progress zu Java Migration: 2 Millionen Zeilen in 50 Tagen modernisiert
Enterprise-Software-Publisher migriert 2M Zeilen von Progress zu Java mit 80% Automatisierung. Fallstudie eliminiert teu...
Read Case Study Migration Progress vers Java : 2 Millions de Lignes Modernisées en 50 Jours
Éditeur logiciel entreprise migre 2M lignes depuis Progress vers Java avec 80% automatisation. Étude de cas éliminant dé...
Read Case Study Progress to Java Migration: 2 Million Lines Modernized in 50 Days
Enterprise software publisher migrates 2M lines from Progress to Java with 80% automation. Real case study eliminating e...
Read Case Study Startup DevOps Transformation: Professionelle Software Factory von Tag Eins
SaaS-Startup implementiert Enterprise-Grade Software Factory mit 90% Zeitersparnis bei Deployments und 50% Testautomatis...
Read Case Study Transformation DevOps Startup : Usine Logicielle Professionnelle dès le Premier Jour
Startup SaaS implémente usine logicielle niveau entreprise économisant 90% temps déploiements et 50% automatisation test...
Read Case Study Startup DevOps Transformation: Professional Software Factory from Day One
SaaS startup implements enterprise-grade software factory achieving 90% time savings on deployments and 50% test automat...
Read Case Study Embedded Software Factory Modernisierung: Von Startup-Chaos zu Enterprise-Effizienz
Führendes Embedded-Software-Unternehmen modernisiert Entwicklungspraktiken für 80 Entwickler über 2 Standorte....
Read Case Study Modernisation Usine Logicielle Embarquée : Du Chaos Startup à l'Efficacité Entreprise
Société leader logiciel embarqué modernise pratiques développement pour 80 développeurs sur 2 sites. Étude de cas avec r...
Read Case Study Embedded Software Factory Modernization: From Startup Chaos to Enterprise Efficiency
Leading embedded software company modernizes development practices to support 80 developers across 2 sites. Real case st...
Read Case Study Enterprise-Anwendungs-Refactoring: 20.000 Fehler in 3 Wochen mit Automatisierung behoben
Globaler Telekommunikationsanbieter automatisiert Anwendungs-Refactoring, reduziert 11-14 Personenmonate auf 3 Wochen....
Read Case Study Refactoring d'Applications d'Entreprise : 20 000 Erreurs Corrigées en 3 Semaines avec l'Automatisation
Fournisseur mondial de télécommunications automatise le refactoring d'applications, réduisant 11-14 personnes-mois à 3 s...
Read Case Study Enterprise Application Refactoring: 20,000 Errors Fixed in 3 Weeks with Automation
Global telecommunications provider automates application refactoring, reducing 11-14 person-months of work to 3 weeks. R...
Read Case Study
Cleancode : feedback from my latest coaching
Cleancode : feedback from my latest coaching...
Read Case Study Digital Security Anwendungsaudit: Qualität bei ausgelagerter Entwicklung sichern
Globales Sicherheitsunternehmen validiert ausgelagerte Entwicklungsqualität durch umfassende Code-Prüfung....
Read Case Study Audit Qualité Application Sécurité Numérique : Garantir la Qualité du Développement Externalisé
Société mondiale de sécurité numérique valide la qualité du développement externalisé via audit de code complet. Étude d...
Read Case Study Digital Security Application Audit: Ensuring Quality in Outsourced Development
Global digital security company validates outsourced development quality through comprehensive code audit. Real case stu...
Read Case Study Banking-Anwendungssicherheitsaudit: Online-Banking gegen kritische Schwachstellen sichern
Europäisches Bankenkonsortium eliminiert kritische Sicherheitsrisiken durch umfassende Code-Prüfung und kontinuierliche ...
Read Case Study Audit de Sécurité d'Applications Bancaires : Sécuriser la Banque en Ligne contre les Vulnérabilités Critiques
Un consortium bancaire européen élimine les risques de sécurité critiques grâce à un audit de code complet et l'intégrat...
Read Case Study Banking Application Security Audit: Securing Online Banking Against Critical Vulnerabilities
Major European banking consortium eliminates critical security risks through comprehensive code audit and continuous int...
Read Case Study
Project Gallery
All Projects
Browse through my complete portfolio of software modernization projects.
Announcing the Byoskill Developer Tools Shop: Expert Solutions for Software Modernization
Discover specialized developer tools created by a Swiss software modernization expert with 15+ years...
Recent Project: Cross-Cloud PostgreSQL DR Setup (GCP to AWS)
Implementing Disaster Recovery for PostgreSQL using pgBackRest and Patroni across GCP and AWS....
Announcing Our Partnership with OnlyWine Association
ByoSkill is proud to announce our partnership with OnlyWine, a Swiss wine culture association, provi...
Recent training : Gradle 2 days course in Switzerland
Recent training : Gradle 2 days course in Switzerland...
FlexNG : Outil de transformation de code Adobe Flex vers Angular 8+
FlexNG : Outil de transformation de code Adobe Flex vers Angular 8+...
Adobe Flex to Angular Migration: Complete Modernization Guide & Case Study
Real case study: 500-screen Flex app (1M lines) migrated to Angular in 18 months. 80% automation, Ja...
Progress zu Java Migration: 2 Millionen Zeilen in 50 Tagen modernisiert
Enterprise-Software-Publisher migriert 2M Zeilen von Progress zu Java mit 80% Automatisierung. Falls...
Migration Progress vers Java : 2 Millions de Lignes Modernisées en 50 Jours
Éditeur logiciel entreprise migre 2M lignes depuis Progress vers Java avec 80% automatisation. Étude...
Progress to Java Migration: 2 Million Lines Modernized in 50 Days
Enterprise software publisher migrates 2M lines from Progress to Java with 80% automation. Real case...
Startup DevOps Transformation: Professionelle Software Factory von Tag Eins
SaaS-Startup implementiert Enterprise-Grade Software Factory mit 90% Zeitersparnis bei Deployments u...
Transformation DevOps Startup : Usine Logicielle Professionnelle dès le Premier Jour
Startup SaaS implémente usine logicielle niveau entreprise économisant 90% temps déploiements et 50%...
Startup DevOps Transformation: Professional Software Factory from Day One
SaaS startup implements enterprise-grade software factory achieving 90% time savings on deployments ...
Embedded Software Factory Modernisierung: Von Startup-Chaos zu Enterprise-Effizienz
Führendes Embedded-Software-Unternehmen modernisiert Entwicklungspraktiken für 80 Entwickler über 2 ...
Modernisation Usine Logicielle Embarquée : Du Chaos Startup à l'Efficacité Entreprise
Société leader logiciel embarqué modernise pratiques développement pour 80 développeurs sur 2 sites....
Embedded Software Factory Modernization: From Startup Chaos to Enterprise Efficiency
Leading embedded software company modernizes development practices to support 80 developers across 2...
Enterprise-Anwendungs-Refactoring: 20.000 Fehler in 3 Wochen mit Automatisierung behoben
Globaler Telekommunikationsanbieter automatisiert Anwendungs-Refactoring, reduziert 11-14 Personenmo...
Refactoring d'Applications d'Entreprise : 20 000 Erreurs Corrigées en 3 Semaines avec l'Automatisation
Fournisseur mondial de télécommunications automatise le refactoring d'applications, réduisant 11-14 ...
Enterprise Application Refactoring: 20,000 Errors Fixed in 3 Weeks with Automation
Global telecommunications provider automates application refactoring, reducing 11-14 person-months o...
Cleancode : feedback from my latest coaching
Cleancode : feedback from my latest coaching...
Digital Security Anwendungsaudit: Qualität bei ausgelagerter Entwicklung sichern
Globales Sicherheitsunternehmen validiert ausgelagerte Entwicklungsqualität durch umfassende Code-Pr...
Audit Qualité Application Sécurité Numérique : Garantir la Qualité du Développement Externalisé
Société mondiale de sécurité numérique valide la qualité du développement externalisé via audit de c...
Digital Security Application Audit: Ensuring Quality in Outsourced Development
Global digital security company validates outsourced development quality through comprehensive code ...
Banking-Anwendungssicherheitsaudit: Online-Banking gegen kritische Schwachstellen sichern
Europäisches Bankenkonsortium eliminiert kritische Sicherheitsrisiken durch umfassende Code-Prüfung ...
Audit de Sécurité d'Applications Bancaires : Sécuriser la Banque en Ligne contre les Vulnérabilités Critiques
Un consortium bancaire européen élimine les risques de sécurité critiques grâce à un audit de code c...
Banking Application Security Audit: Securing Online Banking Against Critical Vulnerabilities
Major European banking consortium eliminates critical security risks through comprehensive code audi...
Ready to modernize your legacy systems?
Let's discuss how I can help transform your outdated software into modern, maintainable solutions.