Česky • English

Jersák Martin

PHP/SQL programmer and linkbuilder

I am a freelance web application programmer and linkbuilder. I have 22 years of experience with small and large projects.

1) I service, repair, and develop custom web applications. Thanks to my deep understanding of PHP/SQL functionality, I work where others fail.

2) I build a backlink profile for websites that brings visitors from search engines. I work with semantics and quality analytics.

I want contact!

Technology

What I can use for your benefit

  • PHP 8 OOP / PhpStorm
  • SQL (Mysql)
  • HTML5 / CSS / Bootstrap
  • JavaScript / Jquery
  • Twig
  • WordPress
  • Linkbuilding / Ahrefs / PBN
22 years of experience
I have been working on projects every day since 2003
300+ projects
I worked for hundreds of large and small clients
90% of clients return
For some clients, working steadily for over 10 years

Why cooperate with me?

I have been working for most of my customers for more than 10 years.

  • I create technically advanced websites and user-oriented applications.
  • I focus on performance so that the website can actually help your business.
  • I complete orders from start to finish, including follow-up service.
  • Individual and responsible behaviour, I don't hide from problems.
  • I am constantly educating myself in my field and related topics.

I want contact!

Publication and lecture activity

I like to share my knowledge with others

2024/2025

Couching thesis / at present

TUL Liberec - Daria Uspenska - Communication strategy of the selected company
9/2024

SEO BootCamp 2024 - lecture

We build content farms with AI.
9/2023

SEO BootCamp 2023 - lecture

Linkbuilding from the other side: Tips, tricks and scams that await linkbuilders from the point of view of the seller (PR Yard media) and the supplier of linkbuilding (Media Monkey)
10/2022

E-commerce day 2022 - lecture

Content marketing, an important but neglected part of link building
2021/2022

Couching thesis

TUL Liberec - Bc. VLadimír Balakšej - Communication strategy of the selected company
11/2020

123 Tips for Online and Affiliate Marketing - book, co-author

Chapters: Discount coupons for influencers, Create a positive opinion about your page and connect the brand with the product, How to push the competition out of the search engines
3/2017

MladýPdnikatel.cz - post

How do I organize my work and help myself and clients?
5/2013

WEDOS open days - lecture

Effective use of Pay Per Post for the e-shop

Samples of my work

I design and create Internet projects that will make you money

Subreg - Gransy s.r.o.
edit administration
GTS Alive
WordPress plugin refactoring
Interpret Europe
customization of Wordpress plugins
StoreMan
fulfillment application for storage and packaging of goods
PRYard media s.r.o.
platform for purchasing PR articles
Lawi-sport.cz
tailor-made ordering system for sports teams
OKFin.cz
administration for centralizing and scaling business activities
Linketica.com
pay per post brooker (team work)
MediaMonkey.cz
AI automated publishing platform
KulturniPortal.cz
reservation system for theaters
SeniorKontakt.cz
system for mediation of social services
PosledniLec.cz
order tickets for the ball
PlaCla.cz
pay per post system
PraceVokoli.cz
display job offers on the map
NajduCokoliv.cz
ad server aggregator
Inzerce-cz.cz
internal application editing and external xml load
…and more than 150 others

You are interested in cooperation?

Hourly rate: 50 €. Both VAT and non-VAT payers accepted. Monthly work reports in PDF sent via email.

Jersák Martin
Nová Ves 272
463 31 Nová Ves
Czech Republic (Europe)
CRN: 71873643
CZK: Fio banka, a.s. bank account: 2200047777 / 2010
EUR: Fio banka, a.s. IBAN: CZ89 2010 0000 0027 0275 3137, BIC: FIOBCZPPXXX

+420 777 274 784
infanap@gmail.com →

i do Linkbuildingu with PayPerPost at Media Monkey s.r.o.. • I run a platform for purchase of advertoriels (Advertorial explanation)