Stefan is available for hire

Stefan Varga

Verified Expert in Engineering

Software Developer

Location

Bratislava, Bratislava Region, Slovakia

Toptal Member Since

March 5, 2015

Stefan is a qualified software developer with a computer science degree and nearly a decade of experience in the tech industry. He has founded startups, worked on eCommerce and B2B projects, and more. He is an efficient, reliable individual, and will be an asset to any development team.

CSS Java SQL jQuery JSON Hibernate MySQL Microsoft SQL Server PHP Git XML Spring AngularJS Jasmine Protractor

Portfolio

Unionsoft s.r.o.

MongoDB, JSON, AngularJS, JavaScript

Independent Startup Companies

PostgreSQL, MySQL, JSON, PHP, Java, CSS3, HTML5, jQuery, JavaScript

Alson s.r.o.

Oracle RDBMS, Microsoft SQL Server, MySQL, XML, Hibernate, Jakarta EE, Java...

Experience

JavaScript - 7 years MySQL - 4 years jQuery - 4 years AngularJS - 1 year

Availability

Part-time

Preferred Environment

Git, Eclipse, Linux, Windows

The most amazing...

...thing I've coded is an ERP system with many custom calculations and workflow automations.

Work Experience

Front-end Developer

2014 - PRESENT

Unionsoft s.r.o.

Updated the front-end to a new visual design.
Fixed bugs in the website's content editing module (a small CMS) and added new types of content blocks.
Wrote protractor e2e tests for front-end functionality of the whole system.
Wrote unit tests for some modules of the system.
Customized the system for several different customers - both graphics and functionality.

Technologies: MongoDB, JSON, AngularJS, JavaScript

Co-founder and Developer

2011 - 2014

Independent Startup Companies

Developed an SaaS application for process management of SMEs.
Programmed for a site that visualized financial information about private companies. The site presented company financial data collected from public sources.
Created parts of an IDE for Android – touchqode.com.
Wrote responsive promo sites.
Built a site visualizing public information on government companies.

Technologies: PostgreSQL, MySQL, JSON, PHP, Java, CSS3, HTML5, jQuery, JavaScript

Programmer

2006 - 2010

Alson s.r.o.

Built an ERP for an SME company.
Developed and deployed custom eCommerce sites for medium-sized B2B distributors, engaging in real-time communication with enterprise ERPs.
Coded front-ends for document management systems for enterprise companies and government organizations.
Built software for data collection and reporting of mystery shopping.
Worked on middleware optimization of a BPEL system for a major telco.
Built a social networking site for grandparents to connect with grandchildren.
Coded a process management system for a major factory.

Technologies: Oracle RDBMS, Microsoft SQL Server, MySQL, XML, Hibernate, Jakarta EE, Java, jQuery, JavaScript