Available for freelance and project engagements
Senior Java Software Developer & IT Architect
Developer profile focused on full-stack Java, microservices, APIs, DevOps automation and modernization of enterprise applications.
- Java, Spring Boot, SQL and enterprise backend development
- REST, SOAP, events, batch processing and API integration
- Microservices, domain decomposition and modernization
- CI/CD, DevOps automation and environment setup
- Oracle, PostgreSQL, MySQL and DB2
- Docker, Kubernetes, Tomcat and WebSphere
Core competencies
- Banking IT: commercial banking, investment banking, risk management
- Enterprise and solution architecture for complex landscapes
- Java, Spring Boot, microservices and API design
- DevOps, CI/CD, Jenkins, GitHub, Bitbucket, Maven
- Legacy modernization and mainframe-to-cloud migration
- Docker, Kubernetes, Tomcat, WebSphere, Oracle, PostgreSQL, DB2
- Agile: SCRUM, Jira, Confluence, Requirement Engineering, ALM
- Services: REST services, SOAP web services, Event Driven Architecture
- Web‑ and Enterprise‑Applikationen, Batches, Mainframe
About Sultan Zakir
Senior freelance full-stack Java developer and IT architect with more than 24 years of experience in European banking IT, including UniCredit, HVB and Bank Austria. Focus areas include enterprise architecture, legacy modernization, DevOps automation, cloud-oriented software engineering and full lifecycle delivery.
- UniCredit • HVB • Bank Austria
- Enterprise delivery in regulated environments
- Architecture, development, DevOps and modernization
- Extensive experience in software development, software design, and IT architecture with a focus on banking technologies
- Process design between bank and external platforms. Integration of External Investment Platforms
- Strong analytical skills enabling rapid onboarding and development in new IT landscapes
- Available for freelance consulting and project delivery
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Available for freelance and project roles across architecture, software engineering and banking IT.