View Our Website View All Jobs

Front-End Web & Mobile Developer

Since 1990, Tresta has been providing award-winning communication services to businesses throughout North America. With service offerings that include cloud-based phone services, virtual receptionist services, and custom enterprise applications, we support over 15 million phone interactions annually and pride ourselves in delivering technology solutions that help over 15,000 businesses better manage their phone calls. To learn more, visit and

We are looking for a rock star Front-End Web and Mobile Developer with 5+ years of on the job experience who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the Front End Web or Mobile Design mockups to actual code that will produce visual elements of the application.  You will be part of a passionate and high energy team that is creating compelling, new and innovative online technologies.

Your primary responsibilities will be to:

  • Develop new user-facing features
  • Build reusable code and libraries for future use
  • Collaborate with Designers to ensure the technical feasibility of UI designs
  • Creating visually appealing web pages, mobile screens, and interfaces
  • Optimize application for maximum speed and scalability
  • Assure that all user input is validated before submitting
  • Ensure the responsiveness of all web pages for phone and tablet layouts
  • Testing for compliance to specified standards such as accessibility standards in the client's region or domain


  • At least 5 years on the job experience
  • Proficient understanding of web markup, including HTML5, CSS and JavaScript
  • Good understanding and working knowledge of Java Script libraries and frameworks, such as React, Angular 2/4, bootstrap, d3.js, type script, HTML and CSS
  • Good understanding of asynchronous request handling, partial page updates, etc.
  • Basic knowledge of image authoring tools like Photoshop, Illustrator, and Sketch, to be able to crop, resize, or perform small adjustments on an image
  • Proficient in implementing vector icons or fonts as SVG libraries
  • Proficient in building UI for mobile apps
  • Good understanding of cross-browser compatibility issues and ways to work around them
  • Proficient understanding of code versioning tools, such as Git
  • Familiarity with server-side web development technologies


We’ve got great perks like competitive pay, profit sharing, generous paid-time-off, a casual dress code, 401K, health, dental, vision – even free gym memberships and wellness incentives. But the real reason people join Tresta is to help us make a meaningful difference in our company and community as we pursue our mission of improving the way people communicate and work together.

Read More

Apply for this position

Apply with Indeed
Attach resume as .pdf, .doc, or .docx (limit 2MB) or Paste resume

Paste your resume here or Attach resume file

To comply with government Equal Employment Opportunity / Affirmative Action reporting regulations, we are requesting (but NOT requiring) that you enter this personal data. This information will not be used in connection with any employment decisions, and will be used solely as permitted by state and federal law. Your voluntary cooperation would be appreciated. Learn more.
Veteran/Disability status