About

Engineer / Developer / Consultant / Contractor / Freelancer / B2B

Web design and development

10+ years of experience with websites development.

Creation (re-designs, seasonal updates, production work) of responsive websites for companies, organizations, individuals using HTML, CSS, Bootstrap, JavaScript, jQuery and Php. Creation of graphic standards and branding within product interfaces. Help with the implementation of online marketing initiatives, including banner ads.

Software development

3+ years of experience participating in all aspects of the software development lifecycle (in finance and banking platforms).

Analyzing and maintaining of existing java applications. Updating java version of applications up to Java17. Cooperation with Quality Assurance team to determine if applications fit specification and technical requirements. Analyzing systems flow, data usage and work processes, investigating problem areas, discovering and fixing programming bugs. Collaborating with cross-functional teams. Implementing RESTful APIs and ensure seamless frontend system integration. Ensuring the delivery of high-quality code by using IntelliJ IDEA for more efficient debugging and SonarQube for analyzing source code. Designing comprehensive JUnit tests (Mockito, EasyMock) for helping deliver high-quality software with minimal defects. Maintaining the security and integrity of software and web applications using ZAP and Jenkins Dependency-Check. Using DevOps, agile principles, and Jenkins to enable CI/CD.

Experiences

I'm still learning...

Skills

Front-End:
JavaScript · jQuery · Bootstrap · HTML · CSS · Vaadin(basic) · Angular(basic) · JavaServer Faces · Android(Java)
Back-End:
Java · Maven · Spring · Apache ActiveMQ · Apache Tomcat · JUnit · REST APIs · Jenkins · SonarQube · Xpolog · Docker · Kubernetes · Swagger · Postman · Apache Freemarker · Php(procedural)
Databases:
MSSQL · MySQL · Sybase SQL Anywhere · Apache Jackrabbit
IDE:
IntelliJ IDEA · PhpStorm · Adobe Dreamweaver · Android Studio
Design:
Jasper Reports · CorelDraw · Photoshop
Data:
JSON · XML · CSV
Other:
Jira · Git · AWS · QuickSight · HRLocker · MS Office · AutoCAD

Works

WEB DEVELOPMENT:
Travel Agency Ztour
SIMPLE ANDROID APPLICATIONS:
Applications
APPLICATIONS DEVELOPMENT:
Deep Pool Financial Solution

Speaks

Slovak
- Advanced, C2
English
- Intermediate, B2
Bulgarian
- Intermediate, B2

Work

Implementing new features, finding and fixing bugs and at the end seeing how everything works is a feeling I've become addicted to...
Deep Pool Financial Solution

Deep Pool Financial Solution

Java backend for 4 existing software applications (creating, generating and distributing reports) and several smaller service providing applications.
300+ Jira tasks solved.
main page

ztour.sk

Complete design and development in HTML, CSS, JavaScript, Php...
main page

ztour reservation

Small reservation system for employees to manage clients data, create and adjust rooms lists, print vouchers, travel lists...
main page

ztour administration

Administrative system for employees to import data from touroperators, manage clients data, create or adjust termins, photos, descriptions, prices...
import data

TourAdmin

System for import xml and json data from touroperators for travel agency...
notes

dolinotes

Notes and passwords manager using AES256_GCM encryption scheme...
notes

PhotoCrypto

Encrypt and decrypt photos using AES256_GCM encryption scheme...
notes

Addition and Subtraction

Addition and subtraction for small children for happy learning...
notes

Doli Notes

Notes and passwords manager using AES256_GCM encryption scheme...
notes

Multiplier

Multiplication and division up to 100 for small children for happy learning...
Alternative Energy

alternativeenergy.sk

Simple website made in 2012.
Tp2

tp2.sk

Simple website made in 2009.
AWS

AWS certificates

6 basic certificates

Contact

In case of questions or cooperation, do not hesitate to contact me through contact form or write email to mato@doli.sk.