Front-end / JavaScript Development Services
  • Need to Accelerate JavaScript Development?

    Providing better user experience and multi-platform support can become a challenge for UI developers. Having experience in implementing JavaScript, CSS3, and HTML5, Altoros can offer you solutions that will suit your particular project needs. The JavaScript programmers at Altoros have experience that encompasses different spheres and industries, including telecommunications, marketing, e-commerce, social networking, and media.


Proven experience in JavaScript, HTML5, CSS3

Hands-on experience with responsive Web design and cross-platform Web applications

Access to 250+ in-house Big Data, Ruby, .NET, Java, QA engineers to develop a complete application with one company

91.5% of the team members are mid- and senior-level software engineers


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  • Development of responsive Web applications with JavaScript, HTML5+CSS3
  • Porting existing applications to JavaScript (e.g. Flash/Flex to JavaScript)
  • UI/UX design and prototyping
  • Development of JavaScript frameworks



Founded in 2001, Altoros is a global software delivery acceleration specialist that provides focused product engineering to technology companies and enterprises.

  • Cost-effective Development. Lower costs due to engaging expert Front-end developers from Eastern Europe at cost-effective outsourcing rates.
  • Personnel with Technical University Degrees. 96% of Altoros’s employees have university degrees in mathematics, physics, or computer science.
  • A High Customer Satisfaction Score. 94% of Altoros’s customers are ready to recommend Altoros to their business partners.
  • Local Presence. 250+ strong, full-time team across 10 locations (California, Massachusetts, Norway, Denmark, UK, Switzerland, Argentina, Finland, and Eastern Europe).



“We highly recommend Altoros to rapidly build complex applications using cutting edge technologies. Again, great job!”



“We are indeed quite pleased with the partnership we’ve built with Altoros.”



“We look at Altoros as an extended development team with advanced business skills that can be reused in our new projects.”




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Violetta Akhrimenko

Head of Front-end Development

&qout;phone&qout;+1 (650) 265 2266


830 Stewart Dr., Suite 119
Sunnyvale, CA 94085

Phone: +1 (650) 265-2266


Altoros Norge AS

Thorvald Meyers gate 70
0552 Oslo, Norway

Phone: +47 21 92 93 00

Org. num.: 894 684 992


Vejlsøvej 51, bygning O
DK-8600, Silkeborg Denmark

Phone: +45 40 46 79 64


Unit 14, 19-21 Crawford St.
London, W1H 1PJ

Phone: +44(0) 330 223 2470
Mobile: +44(0) 790 813 4138


Zürich, Switzerland

Mobile: +41 76 571 09 11


CUB Altoros AB

Ellagårdsvägen 40A
SE-187 45 Täby, Sweden

Phone: +46 (0)8 638 88 56
Mobile: +46 (0)70 616 26 00

© 2019 Altoros Finland Oy