Hello, I'm
Iason Tsitsaris
Senior Front-End Software Engineer
I build fast, scalable web applications, from tax and financial platforms to high-traffic sports betting products.
Athens, Greece
About me
I'm a Senior Front-End Software Engineer based in Athens, Greece, with over 10 years of experience building web applications, from tax and financial platforms to large-scale sports betting products.
I hold a degree in Informatics from the University of Piraeus, where my thesis applied metaheuristic algorithms to wind turbine optimization, and an MBA from the University of Nicosia. I grew up partly in Winnenden, Germany (1993–1997).
- Location
- Athens, Greece
- info@iasontsitsaris.gr
- Current role
- Senior Front-End Engineer at OpenBet
Experience
-
Senior Front-End Software Engineer
OpenBet
– Present Current
Senior Front-End Engineer at OpenBet, a global leader in sports betting and gaming technology. I design and build front-end solutions in React and TypeScript, backed by Node.js services, for leading operators, working on scalable, high-traffic products.
I implement new features against agreed technical specifications and investigate and resolve production issues.
- React
- TypeScript
- JavaScript
- Node.js
- JSX
-
Software Engineer
SingularLogic
–
Software Engineer at SingularLogic, one of the largest integrated IT solutions groups in Greece. I designed, developed and tested modules for tax, financial, accounting, hotel, retail and IoT web applications, implemented new modules against agreed technical specifications, and investigated and resolved functional issues.
Contributed to five national election projects (European, parliamentary, regional and municipal), delivering results-reporting systems.
- JavaScript
- AngularJS
- Backbone.js
- jQuery
- PHP
- C#
- MySQL
- PostgreSQL
- MongoDB
- Redis
Skills
Frontend
- React
- TypeScript
- JavaScript
- Angular
- HTML & CSS
- jQuery
Backend
- Node.js
- PHP
- C# / .NET
- REST APIs (JSON, XML)
Databases
- MySQL
- PostgreSQL
- Microsoft SQL Server
- MongoDB
- Redis
DevOps & Tools
- Docker
- Ansible
- Linux
- Playwright
AI
- AI-assisted development
- Cursor
- Prompt engineering
Also worked with: Backbone.js, Underscore, Lodash, RequireJS, Ext JS
Strengths: Responsible, creative, strong at multitasking, analytical and numerical skills
Education
-
Master of Business Administration (MBA)
University of Nicosia
–
Graduated with a GPA of 3.69/4.0. Coursework covered accounting, finance, marketing, decision-making and corporate strategy, as well as enterprise information systems, IT project management and e-business.
-
Degree in Informatics
University of Piraeus
–
Studied core computer science: programming, networks, databases, security and advanced mathematics.
Thesis: “Wind turbine optimization using the metaheuristic Bat algorithm”, which achieved roughly 20% better results than previous research and drew interest for journal publication.