Elena Petelko

Technical Writer

Enthusiastic about the latest technologies and market trends, Elena focuses on transforming complex technical concepts into acceptable and informative content to guide users through step-by-step guides, manuals, tech news, and documentation.

List of publications

March 10, 2021

How to Build a Taxi App In 2024 Read more

February 5, 2021

How to Create a Fitness App Read more

December 29, 2020

Custom Mobile App Development: Client’s Perspective Read more
app wireframing tools - blog cover

September 25, 2020

App Wireframing Tools: Top-5 Best Solutions Read more

September 23, 2020

Sitecore Developer: Skills, Experience, Salary Read more

September 11, 2020

Grocery App Development: Cost and Features Read more

September 4, 2020

Custom eCommerce Development: Cost, Services, Tools Read more

August 10, 2020

How to Add a Payment Gateway for Mobile Apps Read more

July 16, 2020

How to Hire a Node.js Developer: Skills, Salary, Experience Read more

May 26, 2020

Fleet Management System: Features and Benefits Read more
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
close button

    Tell us about your needs






    What’s next?

    icon

    Our representative will get in touch within 24 hours

    icon

    We collect your requirements and provide consultation

    icon

    Our team analyses your requirements

    icon

    You get a fast quote for the team or project

      Let's start a project together!

      You're not going to hit a ridiculously long phone menu when you call us. Your email isn't going to the inbox abyss, never to be seen or heard from again. At Existek, we provide the exceptional service and communication we'd want to experience ourselves!




      phone

      Call us

      +1 650 457 0743
      location icon

      Our locations

      Ludwika Warynskiego 3a,
      Warsaw, Poland, 00-645
      Strada Banu Antonache 40-44,
      Bucharest, Romania, 011663
      Kosmonavtiv Ave, 39
      Vinnytsia, Ukraine, 21021
      pen icon

      Drop us a line

      contact@existek.com