freiberufler Senior Software Consultant | Distributed systems | Cloud | Web Applications | AI Productionization auf freelance.de

Senior Software Consultant | Distributed systems | Cloud | Web Applications | AI Productionization

zuletzt online vor 3 Tagen
  • 60‐80€/Stunde
  • Österreich
  • auf Anfrage
  • bs  |  de  |  en  |  es
  • 21.08.2026
  • Contract ready

Kurzvorstellung

I help companies solve difficult production engineering problems of modern web applications. With 20 years of experience, I bring hands-on senior execution to platform modernization, reliability improvements and complex integrations.

Geschäftsdaten

 Gewerbetreibend
 Steuernummer bekannt
 Berufshaftpflichtversicherung aktiv

Qualifikationen

  • .Net10 J.
  • Angular7 J.
  • C#10 J.
  • CSS (Cascading Style Sheet)2 J.
  • Git4 J.
  • HTML52 J.
  • JavaScript7 J.
  • Mongodb2 J.
  • Node.Js2 J.
  • Postgresql2 J.
  • React (JavaScript library)9 J.
  • Software Architecture2 J.
  • Softwareentwickler2 J.
  • SQL10 J.
  • Typescript9 J.

Projekt‐ & Berufserfahrung

Senior Software Contractor
CemenTech Inc, Iowa
1/2024 – offen (2 Jahre, 9 Monate)
Maschinen-, Geräte- und Komponentenbau
Tätigkeitszeitraum

1/2024 – offen

Tätigkeitsbeschreibung

Order Processing and Job Scheduling Platform

Technologies: TypeScript, Node.js, React, MongoDB, Prisma, Express.js, AWS, GitHub Actions
• Delivered and shaped key parts of an operational platform spanning frontend development,
backend services, business integrations, and document workflows
• Contributed to moving AI prototype functionality toward production readiness within a live
operational platform
• Integrated Stripe Connect, PandaDoc, TaxJax, and AvaTax into core business processes; designed
and delivered a document generation and storage workflow for orders, invoices, and supporting
records

Eingesetzte Qualifikationen

Mongodb, Postgresql, Softwareentwickler, Software Architecture, Git, Node.Js, Typescript, CSS (Cascading Style Sheet), HTML5, JavaScript, React (JavaScript library)

Senior Software Developer (Festanstellung)
Entain, Wien
1/2021 – 1/2023 (2 Jahre, 1 Monat)
IT & Entwicklung
Tätigkeitszeitraum

1/2021 – 1/2023

Tätigkeitsbeschreibung

Sports Data Visualization and Prediction Tool

Technologies: .NET, TypeScript, React / Angular, SQL
• Designed and delivered internal tools for exploring historical sports data and prediction
metrics
• Improved querying and rendering of large datasets
• Enabled business users to work more effectively with complex data through clear UI
components and tooling

Eingesetzte Qualifikationen

C#, .Net, .NET-Entwickler, Angular, Git, React (JavaScript library), SQL, Typescript

Senior Software Developer (Festanstellung)
Entain, Wien
1/2018 – 1/2021 (3 Jahre, 1 Monat)
IT & Entwicklung
Tätigkeitszeitraum

1/2018 – 1/2021

Tätigkeitsbeschreibung

Real-Time Sports Scoreboard & Statistics System

Technologies: .NET, Kafka, Web APIs, SQL Server
• Contributed to a real-time platform delivering live scores and match statistics
• Integrated live data feeds and improved event-processing reliability
• Strengthened system stability during peak traffic periods

Eingesetzte Qualifikationen

C#, .Net, Apache Kafka, SQL

Software Developer (Festanstellung)
Entain, Wien
1/2013 – 1/2018 (5 Jahre, 1 Monat)
IT & Entwicklung
Tätigkeitszeitraum

1/2013 – 1/2018

Tätigkeitsbeschreibung

Online Sports Betting Platform
Technologies: .NET Core, C#, TypeScript, Angular, React, Kafka, SQL Server, Docker
• Delivered core frontend and backend functionality for a large-scale betting platform serving
high concurrent demand
• Built mobile betting capabilities across user-facing interfaces and backend services
• Improved resilience and performance within an event-driven microservices architecture using
Kafka and .NET services
• Collaborated closely with product, QA, and operations teams in an Agile environment
Regulatory Systems Integration Platform
Technologies: .NET, REST APIs, Kafka, SQL Server
• Designed and implemented secure integrations for external regulatory authorities• Built auditable, resilient communication workflows for compliance-sensitive environments
• Supported scalable and low-latency exchange of regulated operational data

Eingesetzte Qualifikationen

Apache Kafka, SQL, .Net, C#, Typescript, Angular, JavaScript, React (JavaScript library)

Ausbildung

Master's degree in electrical engineering and computer science
Master's degree in electrical engineering and computer science
University of Sarajevo
2011
Sarajevo, Bosnia and Herzegovina

Über mich

I help companies solve difficult production engineering problems of modern web applications. With 16 years of experience, I bring hands-on senior execution to platform modernization, reliability improvements, complex integrations, and moving AI prototypes toward production-ready systems.

Weitere Kenntnisse

CONSULTING FOCUS

AI Prototype to Production
Moving AI work beyond the prototype stage through integration workflows, observability, reliability, security, and production readiness.

Distributed Systems and Integrations

APIs, event-driven services, external platform integrations, and resilient communication workflows across business-critical systems.

Platform Modernization and Reliability

Legacy system improvement, cloud-native delivery, performance, production hardening, and long-term
maintainability.

Technical Skillset

Frontend: React, Next.js, Angular, TypeScript, JavaScript, HTML5, CSS3, Bootstrap, MUI
Backend: Node.js, Express.js, .NET, .NET Core, C#, REST APIs, GraphQL, OpenAPI, Swagger,
Microservices, Distributed Systems, Event-Driven Architecture, System Design
Data and Infrastructure: SQL, PostgreSQL, MongoDB, AWS, Kafka, Docker, Kubernetes, Elasticsearch
Testing and Delivery: Cypress, GitHub Actions, GitLab CI/CD, observability, production hardening, and reliable delivery practices

Persönliche Daten

Sprache
  • Bosnisch (Muttersprache)
  • Deutsch (Fließend)
  • Englisch (Fließend)
  • Spanisch (Gut)
Reisebereitschaft
auf Anfrage
Arbeitserlaubnis
  • Europäische Union
Home-Office
unbedingt
Profilaufrufe
39
Berufserfahrung
19 Jahre und 8 Monate (seit 01/2007)
Projektleitung
16 Jahre

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