Markos Rivas - hire at Join to Hire
Markos Rivas
United Kingdom,
9:54 AM
  • Hourly rate$20 / hr
  • Total earned$18,450
  • Experience10+ years

Full Stack Developer

With a solid mathematical knowledge base and a professional software developer background, I have the experience and skills to fulfill most software engineering role. During my professional career, I am worked on various projects including large enterprise systems, web development, and cloud computing. Here is the list of my daily responsibilities: _ writing code in one or more programming or scripting languages, such as PHP, JavaScript, HTML5, CSS3, PYHTON, C++ _ planning and prototyping new applications and websites _ designing the architecture of the components of an application and website _ researching, incorporating and contributing to Open Source projects _ building and maintaining databases (MySQL, SQL, MongoDB) _ staying up to date with new trends and advancements in web development _ fixing bugs and solving problems in existing projects _ create and maintain machine learning models with a focus on big data. _ support and develop scalable Pega applications _ write technical and user documentation of existing and new software and business processes according to the project standards.

To discuss your project with Markos Rivas, please Sign Up.
Already a jointohire user?

Hire Now


Salesforce development with a Database
January 4, 2019-February 11, 2019

Fantastic work by Markos. He's an all-rounder with top talent in Saleforce + database development, and a fine communicator with a diligent "can do" attitude. Thanks Markos

160 Hours$15.00 / hr
Software development with Dashboard Analytics
March 1, 2019-April 20, 2019

Markos did a great job and very pleased with the outcome, receptive, adaptive and can execute well, I look forward to working with Markos more moving forward.

200 Hours$15.00 / hr
Odoo expert for a new module
May 3, 2019-June 4, 2019

Excellent experience with Odoo. He copes with tight deadlines and multiple points of view. I will rehire him for sure.

170 Hours$15.00 / hr
Map app with large DB
July 1, 2019-August 8, 2019

Mark is a fabulous colleague who I would hire again in a heartbeat. Dependable, organized, flexible, and a great communicator. I enjoyed working with him.

180 Hours$15.00 / hr
3D Visualization project
September 12, 2019-October 22, 2019

Mark is a very reliable and professional collaborator to work with. Very proactive, caring and full of good ideas and initiatives, Mark has been a key element in the success of our project. I strongly recommend him and won't hesitate to work with him in the future.

200 Hours$15.00 / hr
Payment web-app with various integrations
November 23, 2019-December 17, 2019

Mark's ideas and suggestions where excellent. Very talented with user interfaces, coding. Would hire again.

100 Hours$15.00 / hr
Face and Voice recognition system
January 3, 2020-February 15, 2020

Great work! Started with a smaller project and expanded to more regular needs. Cares about the project, works hard, and has his own ideas to contribute. Very happy!

220 Hours$15.00 / hr
Upwork e-commerce project
May 20, 2020-May 20, 2020

This work has no begun and should not have charged me.

0 Hours$0.00 / hr
MWS sales extract
May 30, 2020-May 30, 2020

0 Hours$0.00 / hr


  • CSS3
  • JavaScript
  • jQuery
  • C++
  • C#
  • Java
  • Python


Masters degree, Computer Science

Computer Science