Athanasios Zachos
Mendix Consultant / Developer at Systima
Company Profile
Systima Consultancy builds and delivers Mendix applications rapidly and reliably. We lead engagements from discovery to deployment with a focus on secure, maintainable low-code solutions and business outcomes. Services include Mendix app delivery, native mobile, modernization, ERP/CRM integration, enablement, and consulting.
Summary
Consultant and developer focused on Mendix delivery. Translates business needs into clear user stories, ships features, optimizes performance, documents solutions, and improves team workflows. Acts as a bridge between business and engineering while maintaining quality and reliability.
Experience
BNR-Quality — Mendix Consultant
- Ownership across delivery: stories, development, testing, documentation, and reviews. Leads development meetings and standards.
- Stack: Mendix 9/10/Native, ReactJS, TypeScript, Java, REST (JSON/XML), CSS/SASS, Git, PostgreSQL.
- Practices: Agile, CI/CD, QA, documentation, team guidance.
Systima — Medior Software Consultant
- Mendix 9/10/Native with ReactJS and TypeScript; integration and best-practice delivery.
Softnet — Junior Software Developer / Data Scientist
- Python, MSSQL, C#, Power BI; ERP/CRM/Accounting context; documentation and CI/CD exposure.
Technical Expertise
- Mendix (9/10) and Native mobile
- JavaScript / TypeScript, ReactJS, CSS/SASS
- Python, Java
- REST APIs (JSON/XML), OAuth-based auth, integration patterns
- PostgreSQL / SQL, data modeling and queries
- Git/SVN, Agile delivery, CI/CD and documentation
Certifications
- Mendix Advanced Developer
- Mendix Intermediate Developer
- Mendix Rapid Developer
- Project Future BI & Analytics — 100h hands-on (ReGeneration)
Education
- BSc Mathematics, Data Science specialization — University of Patras, Greece • 2012–2016
Languages
- Greek — Native
- English — Professional